{
  "version": 0,
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          "comment": "powershot s100 contributed by Stig Inge Lea Bjørnsen",
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          "comment": "powershot s110 contributed by andyrtr",
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        {
          "comment": "powershot g7 x mark ii contributed by mariano",
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        },
        {
          "comment": "powershot g9 x contributed by alfi",
          "model": "PowerShot G9 X",
          "profiles": [
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        },
        {
          "comment": "powershot g9 x mark ii contributed by scott",
          "model": "PowerShot G9 X Mark II",
          "profiles": [
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            {"name": "PowerShot G9 X Mark II iso 640", "iso": 640, "a": [9.6671551100872e-05, 3.96352222456336e-05, 7.93755275670186e-05], "b": [1.62924571728801e-07, 1.40889800420568e-07, 1.50158750987678e-07]},
            {"name": "PowerShot G9 X Mark II iso 800", "iso": 800, "a": [0.000120616237323072, 4.94620785401435e-05, 9.88450233592947e-05], "b": [2.0450473663092e-07, 1.84061743282537e-07, 1.98651596407904e-07]},
            {"name": "PowerShot G9 X Mark II iso 1000", "iso": 1000, "a": [0.000151169521007579, 6.21216699367365e-05, 0.000123051634355248], "b": [2.54585667220629e-07, 2.40940556960767e-07, 2.79418323260009e-07]},
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            {"name": "PowerShot G9 X Mark II iso 4000", "iso": 4000, "a": [0.000616964524836728, 0.0002503312138798, 0.000501116203764484], "b": [1.06348628624114e-06, 1.58636968771255e-06, 1.27005954972456e-06]},
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            {"name": "PowerShot G9 X Mark II iso 8000", "iso": 8000, "a": [0.00126901591622429, 0.000509365548116375, 0.00102069759791162], "b": [2.12820481019161e-06, 3.33230340520141e-06, 2.40265390955016e-06]},
            {"name": "PowerShot G9 X Mark II iso 10000", "iso": 10000, "a": [0.00153048509011216, 0.000627899081167697, 0.00125812942884527], "b": [3.43894729162645e-06, 5.24916226103441e-06, 3.86141745443271e-06]},
            {"name": "PowerShot G9 X Mark II iso 12800", "iso": 12800, "a": [0.00189924063873588, 0.000809283131924983, 0.00163942004832212], "b": [5.2814435825318e-06, 7.36290919207811e-06, 5.16990579236034e-06]}
          ]
        },
        {
          "comment": "eos 1200d contributed by aitatxoborja",
          "model": "EOS 1200D",
          "profiles": [
            {"name": "EOS 1200D iso 100", "iso": 100, "a": [7.80885253178961e-06, 4.98485795590158e-06, 1.27703371579956e-05], "b": [5.03040032324735e-08, 2.56964563316261e-08, 3.63526834583101e-08]},
            {"name": "EOS 1200D iso 200", "iso": 200, "a": [1.1483220312544e-05, 7.20310246876789e-06, 1.84302990401487e-05], "b": [4.22232448425283e-08, 1.72249887418388e-08, 3.18961657256807e-08]},
            {"name": "EOS 1200D iso 400", "iso": 400, "a": [2.10646049720983e-05, 1.32292707228839e-05, 3.38699351327935e-05], "b": [7.79413590872483e-08, 3.00814140372152e-08, 5.74727810406414e-08]},
            {"name": "EOS 1200D iso 800", "iso": 800, "a": [3.87383408989475e-05, 2.41445056295092e-05, 6.22064904289343e-05], "b": [1.58690996028811e-07, 7.19069486146201e-08, 1.13236128205023e-07]},
            {"name": "EOS 1200D iso 1600", "iso": 1600, "a": [7.27513504043927e-05, 4.50361839225396e-05, 0.000116452204315578], "b": [3.60768992912819e-07, 1.88372660543457e-07, 2.5727562068087e-07]},
            {"name": "EOS 1200D iso 3200", "iso": 3200, "a": [0.000146934535558817, 9.12444982222753e-05, 0.000220764523553223], "b": [5.2632656011316e-07, 3.72779551770478e-07, 5.38626259577083e-07]},
            {"name": "EOS 1200D iso 6400", "iso": 6400, "a": [0.000284892429727816, 0.000176467245165625, 0.000445131388406683], "b": [1.91684294465379e-06, 1.45526643543818e-06, 1.74547235475323e-06]}
          ]
        },
        {
          "comment": "canon eos 1000d contributed by stefano fornari",
          "model": "EOS 1000D",
          "profiles": [
            {"name": "Canon EOS 1000D iso 100", "iso": 100, "a": [4.71791230780098e-06, 2.5515140530151e-06, 5.5858147939005e-06], "b": [3.86212416322e-08, 2.94326864701975e-08, 3.88396346374234e-08]},
            {"name": "Canon EOS 1000D iso 200", "iso": 200, "a": [7.42242236324998e-06, 3.96286152884993e-06, 8.70015351739806e-06], "b": [4.32811265603039e-08, 3.08989328806359e-08, 4.50757394157793e-08]},
            {"name": "Canon EOS 1000D iso 400", "iso": 400, "a": [1.4117394149149e-05, 7.5719882306795e-06, 1.6640183865513e-05], "b": [7.19060515072525e-08, 5.14660549350632e-08, 7.95100688120219e-08]},
            {"name": "Canon EOS 1000D iso 800", "iso": 800, "a": [2.81560714796828e-05, 1.48649134393785e-05, 3.35015803996356e-05], "b": [1.37383712843412e-07, 9.7682024352611e-08, 1.41092404495695e-07]},
            {"name": "Canon EOS 1000D iso 1600", "iso": 1600, "a": [5.77366446659682e-05, 3.01911227563509e-05, 6.72930761927429e-05], "b": [3.29180275796318e-07, 2.29872185793448e-07, 3.29173463595823e-07]}
          ]
        },
        {
          "comment": "Canon EOS 1100D, contributed by levente novák\nEOS 1100D == REBEL T3. Note: The camera name for T3 are guessed based on the T3i strings.",
          "model": "EOS 1100D",
          "profiles": [
            {"name": "Canon EOS 1100D iso 100", "iso": 100, "a": [6.18589472171319e-06, 2.66429865728526e-06, 4.09058109030574e-06], "b": [-3.78123404507743e-08, -5.23556786817321e-08, -1.50271401265386e-08]},
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          "profiles": [
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        {
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        {
          "comment": "canon eos 400d, contributed by Ave",
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            {"name": "Canon EOS 5D Mark III iso 12800", "iso": 12800, "a": [0.000233538156093256, 0.000125257064541362, 2.60741986045709e-05], "b": [4.05258017424011e-06, 4.74983038443139e-06, 4.67537021435587e-05]},
            {"name": "Canon EOS 5D Mark III iso 25600", "iso": 25600, "a": [0.000372736481428556, 0.000215851179747733, 0.000267553232593844], "b": [1.42757563915053e-05, 1.51485673828923e-05, 5.29822764873008e-05]},
            {"name": "Canon EOS 5D Mark III iso 51200", "iso": 51200, "a": [0.000610725651264109, 0.000372501752903588, 0.000618122910576193], "b": [3.71967792268875e-05, 3.57776341970749e-05, 6.82475091042931e-05]},
            {"name": "Canon EOS 5D Mark III iso 102400", "iso": 102400, "a": [0.000859965585710808, 0.000505543774583139, 0.00053546110862992], "b": [7.43995315666412e-05, 7.42346112346366e-05, 0.000166621464100798]}
          ]
        },
        {
          "comment": "eos 5d mark iv contributed by dejanp",
          "model": "EOS 5D Mark IV",
          "profiles": [
            {"name": "EOS 5D Mark IV iso 50", "iso": 50, "a": [2.58328904909595e-06, 2.26635917291926e-06, 6.64274149813563e-06], "b": [3.07950763865982e-09, 8.43643366099796e-10, 5.13239027997974e-09]},
            {"name": "EOS 5D Mark IV iso 100", "iso": 100, "a": [2.75417511218539e-06, 2.73122838098306e-06, 7.48924030625408e-06], "b": [3.25414033650467e-09, 2.80448629116817e-09, 3.57427727234749e-09]},
            {"name": "EOS 5D Mark IV iso 125", "iso": 125, "a": [3.26031550321191e-06, 3.26250544008823e-06, 8.88151450523417e-06], "b": [5.45945948311603e-09, 4.47891933308741e-09, 4.87185239570958e-09]},
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            {"name": "EOS 5D Mark IV iso 250", "iso": 250, "a": [4.91246297052007e-06, 4.60327127308206e-06, 1.19472131230813e-05], "b": [6.77935822152027e-09, 6.13528303509024e-09, 6.18152459072073e-09]},
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            {"name": "EOS 5D Mark IV iso 400", "iso": 400, "a": [8.01399824022034e-06, 7.15719245689731e-06, 1.89727899825938e-05], "b": [1.00868460790817e-08, 7.76994271091911e-09, 9.18422146797774e-09]},
            {"name": "EOS 5D Mark IV iso 500", "iso": 500, "a": [9.71392735161171e-06, 8.55951072414072e-06, 2.26130493466789e-05], "b": [1.59411967071847e-08, 1.39588151259792e-08, 1.41835521680244e-08]},
            {"name": "EOS 5D Mark IV iso 640", "iso": 640, "a": [1.64513547151607e-05, 1.37788846489474e-05, 4.01552678857527e-05], "b": [2.8628368549471e-08, 2.43412034578063e-08, 2.16837218350225e-08]},
            {"name": "EOS 5D Mark IV iso 800", "iso": 800, "a": [1.48630231465922e-05, 1.26190059530607e-05, 3.28843757715754e-05], "b": [2.21702595770969e-08, 1.78812899404473e-08, 1.7179942861664e-08]},
            {"name": "EOS 5D Mark IV iso 1000", "iso": 1000, "a": [1.86439824087932e-05, 1.54867040212418e-05, 3.9644437312662e-05], "b": [2.70623853091858e-08, 2.34753764921932e-08, 2.27369120891068e-08]},
            {"name": "EOS 5D Mark IV iso 1250", "iso": 1250, "a": [3.1607046158744e-05, 2.55884079448242e-05, 7.24867008837947e-05], "b": [6.41746752365189e-08, 5.59071718221088e-08, 6.08758360327108e-08]},
            {"name": "EOS 5D Mark IV iso 1600", "iso": 1600, "a": [2.8859644048296e-05, 2.33898559194797e-05, 6.02890258497039e-05], "b": [4.73631939254967e-08, 4.06043014390305e-08, 3.97279263721185e-08]},
            {"name": "EOS 5D Mark IV iso 2000", "iso": 2000, "a": [3.56204658569049e-05, 2.88154163976547e-05, 7.23800011390716e-05], "b": [7.057986713032e-08, 5.71682667970944e-08, 4.2239782442586e-08]},
            {"name": "EOS 5D Mark IV iso 2500", "iso": 2500, "a": [6.40928064082681e-05, 4.93562678334833e-05, 0.000135653267371303], "b": [1.1751410359564e-07, 9.66380752697365e-08, 9.50650603531852e-08]},
            {"name": "EOS 5D Mark IV iso 3200", "iso": 3200, "a": [5.6258324761741e-05, 4.42054564731263e-05, 0.000111180431129186], "b": [1.04307889225063e-07, 7.77857517758973e-08, 6.76271498976322e-08]},
            {"name": "EOS 5D Mark IV iso 4000", "iso": 4000, "a": [7.0784536008337e-05, 5.5093231527198e-05, 0.000136174439452451], "b": [1.41733513282824e-07, 1.15048710360978e-07, 1.11891395115477e-07]},
            {"name": "EOS 5D Mark IV iso 5000", "iso": 5000, "a": [0.000127808408152935, 9.670664685473e-05, 0.000256366676813428], "b": [2.4815336847662e-07, 1.99187496497997e-07, 1.93163275449414e-07]},
            {"name": "EOS 5D Mark IV iso 6400", "iso": 6400, "a": [0.000114054302827375, 8.48488448038208e-05, 0.000204969628599036], "b": [1.70862376995831e-07, 1.52060858286811e-07, 1.656125310502e-07]},
            {"name": "EOS 5D Mark IV iso 8000", "iso": 8000, "a": [0.00014297018091432, 0.000105526139512048, 0.000252613595036983], "b": [2.56819541318954e-07, 2.00944519517068e-07, 2.01410284946403e-07]},
            {"name": "EOS 5D Mark IV iso 10000", "iso": 10000, "a": [0.000269956165464972, 0.000195988507233174, 0.000477585202055216], "b": [6.85819533264494e-07, 5.63102742260007e-07, 4.96161736214128e-07]},
            {"name": "EOS 5D Mark IV iso 12800", "iso": 12800, "a": [0.000234090489491989, 0.000165899581566069, 0.000377644781331074], "b": [5.74343262857013e-07, 4.34228734729943e-07, 3.81059268119245e-07]},
            {"name": "EOS 5D Mark IV iso 16000", "iso": 16000, "a": [0.000295630255558997, 0.000199847950724831, 0.000446061089550879], "b": [7.18271486179477e-07, 4.9536387306488e-07, 4.47027260290307e-07]},
            {"name": "EOS 5D Mark IV iso 20000", "iso": 20000, "a": [0.000611213869350897, 0.00040379151044039, 0.000864707291665759], "b": [1.58435832938453e-06, 1.5477826247349e-06, 1.39766724458347e-06]},
            {"name": "EOS 5D Mark IV iso 25600", "iso": 25600, "a": [0.000499260931078558, 0.000326484300055694, 0.000675737110029943], "b": [1.51684705827332e-06, 1.44367590308918e-06, 1.35027128022465e-06]},
            {"name": "EOS 5D Mark IV iso 32000", "iso": 32000, "a": [0.000678829359741654, 0.000424090768657267, 0.000878390446903898], "b": [1.85382648160142e-06, 1.46688683967225e-06, 1.2826929341518e-06]},
            {"name": "EOS 5D Mark IV iso 51200", "iso": 51200, "a": [0.00100587202193984, 0.0007416256614407, 0.00143462701167625], "b": [5.41680651225954e-06, 4.82736870789271e-06, 3.71716013580103e-06]},
            {"name": "EOS 5D Mark IV iso 102400", "iso": 102400, "a": [0.00154218610629939, 0.00129533066749094, 0.00255773460481087], "b": [1.64389467195389e-05, 1.46737306409163e-05, 7.13572794809303e-06]}
          ]
        },
        {
          "comment": "eos 5ds r contributed by Jack 'FF', should also apply to 5ds",
          "model": "EOS 5DS R",
          "profiles": [
            {"name": "Canon EOS 5DS iso 100", "iso": 100, "a": [4.11815392079092e-06, 3.46503849117778e-06, 5.02661517291753e-06], "b": [2.12289814171936e-08, 1.65008574001287e-08, 2.11413511739703e-08]},
            {"name": "Canon EOS 5DS iso 200", "iso": 200, "a": [7.37092441643394e-06, 6.03402113810628e-06, 1.02379751159391e-05], "b": [2.17724126768704e-08, 1.77007709881493e-08, 2.16780005370838e-08]},
            {"name": "Canon EOS 5DS iso 400", "iso": 400, "a": [1.34853885966277e-05, 1.07785810512403e-05, 1.65347808809915e-05], "b": [3.33328365673261e-08, 2.58968538553752e-08, 3.47119515815336e-08]},
            {"name": "Canon EOS 5DS iso 800", "iso": 800, "a": [2.56712595620091e-05, 1.97922689832358e-05, 3.03394497720616e-05], "b": [5.41675997509208e-08, 4.45663042154251e-08, 5.85388938152329e-08]},
            {"name": "Canon EOS 5DS iso 1600", "iso": 1600, "a": [4.84228270525326e-05, 3.60080574613549e-05, 4.69431808846379e-05], "b": [1.4407678102083e-07, 1.14971116626832e-07, 1.55730732349072e-07]},
            {"name": "Canon EOS 5DS iso 3200", "iso": 3200, "a": [9.70216728944392e-05, 6.9224794514711e-05, 0.000100301540293112], "b": [2.36515947495961e-07, 1.76337736102171e-07, 2.63465444194838e-07]},
            {"name": "Canon EOS 5DS iso 6400", "iso": 6400, "a": [0.000182870387839005, 0.000129171546154818, 0.00019351051065462], "b": [4.89216995732489e-07, 3.52248199525925e-07, 5.94428337284862e-07]}
          ]
        },
        {
          "comment": "eos 5ds copied from 5ds r",
          "model": "EOS 5DS",
          "profiles": [
            {"name": "Canon EOS 5DS R iso 100", "iso": 100, "a": [4.11815392079092e-06, 3.46503849117778e-06, 5.02661517291753e-06], "b": [2.12289814171936e-08, 1.65008574001287e-08, 2.11413511739703e-08]},
            {"name": "Canon EOS 5DS R iso 200", "iso": 200, "a": [7.37092441643394e-06, 6.03402113810628e-06, 1.02379751159391e-05], "b": [2.17724126768704e-08, 1.77007709881493e-08, 2.16780005370838e-08]},
            {"name": "Canon EOS 5DS R iso 400", "iso": 400, "a": [1.34853885966277e-05, 1.07785810512403e-05, 1.65347808809915e-05], "b": [3.33328365673261e-08, 2.58968538553752e-08, 3.47119515815336e-08]},
            {"name": "Canon EOS 5DS R iso 800", "iso": 800, "a": [2.56712595620091e-05, 1.97922689832358e-05, 3.03394497720616e-05], "b": [5.41675997509208e-08, 4.45663042154251e-08, 5.85388938152329e-08]},
            {"name": "Canon EOS 5DS R iso 1600", "iso": 1600, "a": [4.84228270525326e-05, 3.60080574613549e-05, 4.69431808846379e-05], "b": [1.4407678102083e-07, 1.14971116626832e-07, 1.55730732349072e-07]},
            {"name": "Canon EOS 5DS R iso 3200", "iso": 3200, "a": [9.70216728944392e-05, 6.9224794514711e-05, 0.000100301540293112], "b": [2.36515947495961e-07, 1.76337736102171e-07, 2.63465444194838e-07]},
            {"name": "Canon EOS 5DS R iso 6400", "iso": 6400, "a": [0.000182870387839005, 0.000129171546154818, 0.00019351051065462], "b": [4.89216995732489e-07, 3.52248199525925e-07, 5.94428337284862e-07]}
          ]
        },
        {
          "comment": "eos r5 contributed by piratenpanda",
          "model": "EOS R5",
          "profiles": [
            {"name": "EOS R5 iso 50", "iso": 50, "a": [3.67172980330998e-06, 1.80100762957922e-06, 5.15769800033917e-06], "b": [-9.31665802129819e-10, -9.37983467803546e-10, 6.20018541686123e-10]},
            {"name": "EOS R5 iso 100", "iso": 100, "a": [3.55309111065878e-06, 1.74967520084262e-06, 5.07637688436665e-06], "b": [3.29794575741767e-10, -5.63319089672184e-10, 8.52911064475965e-10]},
            {"name": "EOS R5 iso 125", "iso": 125, "a": [4.2496408910417e-06, 2.12398542425056e-06, 6.10928740814606e-06], "b": [1.13101793585808e-09, -3.03345191749412e-10, 1.67374672603278e-09]},
            {"name": "EOS R5 iso 160", "iso": 160, "a": [5.03875874981595e-06, 2.54107284513464e-06, 7.32830470975591e-06], "b": [2.50535585876902e-09, 3.08981439407579e-10, 3.04347798195713e-09]},
            {"name": "EOS R5 iso 200", "iso": 200, "a": [6.18934203385234e-06, 3.14210688988369e-06, 9.07367221145649e-06], "b": [3.60989602025185e-09, 7.66824784732931e-10, 4.18693902640099e-09]},
            {"name": "EOS R5 iso 250", "iso": 250, "a": [7.32575204604941e-06, 3.74643947540173e-06, 1.09384238353194e-05], "b": [6.10988659366275e-09, 2.18894359353896e-09, 6.35350663101813e-09]},
            {"name": "EOS R5 iso 320", "iso": 320, "a": [9.43460365794989e-06, 4.85504770798231e-06, 1.41875626680193e-05], "b": [1.12320208248547e-08, 5.13052330496654e-09, 1.1658933895815e-08]},
            {"name": "EOS R5 iso 400", "iso": 400, "a": [8.72430651890767e-06, 4.27709927694426e-06, 1.19953451424679e-05], "b": [6.05077487511632e-09, 2.62613682036087e-09, 7.55134379407495e-09]},
            {"name": "EOS R5 iso 500", "iso": 500, "a": [1.07456373998777e-05, 5.27761418046997e-06, 1.48427270564332e-05], "b": [8.85445224472376e-09, 4.36766100190047e-09, 1.06041007158566e-08]},
            {"name": "EOS R5 iso 640", "iso": 640, "a": [1.32090138991592e-05, 6.50877469761868e-06, 1.83192272929933e-05], "b": [1.23436629972379e-08, 6.54071425315031e-09, 1.47245212928637e-08]},
            {"name": "EOS R5 iso 800", "iso": 800, "a": [1.70107502150114e-05, 8.34870991507883e-06, 2.3426978292273e-05], "b": [1.8375504990367e-08, 1.03127379133044e-08, 2.15660493697511e-08]},
            {"name": "EOS R5 iso 1000", "iso": 1000, "a": [2.10841760572788e-05, 1.03386972165648e-05, 2.92299082510309e-05], "b": [2.56297618496603e-08, 1.51942764372908e-08, 2.87605605875342e-08]},
            {"name": "EOS R5 iso 1250", "iso": 1250, "a": [2.61820900840401e-05, 1.28232965499058e-05, 3.60568276421314e-05], "b": [3.56475923971642e-08, 2.16283406921595e-08, 3.96407811845262e-08]},
            {"name": "EOS R5 iso 1600", "iso": 1600, "a": [3.24611332465485e-05, 1.59288168784929e-05, 4.46855518746142e-05], "b": [4.37446249945006e-08, 2.66765106098041e-08, 4.84431562480166e-08]},
            {"name": "EOS R5 iso 2000", "iso": 2000, "a": [4.05032749272445e-05, 1.98413162944463e-05, 5.57130237467318e-05], "b": [5.98507773808626e-08, 3.72916951299116e-08, 6.40480794773753e-08]},
            {"name": "EOS R5 iso 2500", "iso": 2500, "a": [5.05822772709675e-05, 2.46441115017243e-05, 6.88250883971704e-05], "b": [8.42893731637114e-08, 5.32958103774312e-08, 9.1162759214748e-08]},
            {"name": "EOS R5 iso 3200", "iso": 3200, "a": [6.42317957671996e-05, 3.13326792143169e-05, 8.69769381366426e-05], "b": [1.08782032132792e-07, 6.96432823143667e-08, 1.16528224942888e-07]},
            {"name": "EOS R5 iso 4000", "iso": 4000, "a": [8.10734765042779e-05, 3.94955825817848e-05, 0.000110919348583431], "b": [1.46879002962028e-07, 9.37976576226529e-08, 1.5048201177773e-07]},
            {"name": "EOS R5 iso 5000", "iso": 5000, "a": [0.000100891898561843, 4.90758330298854e-05, 0.000136995904173632], "b": [2.1483386646982e-07, 1.40667245432593e-07, 2.21349731352139e-07]},
            {"name": "EOS R5 iso 6400", "iso": 6400, "a": [0.000129583829508365, 6.21831223088232e-05, 0.000170770692398395], "b": [2.47733784096522e-07, 1.6753661187751e-07, 2.51212805852007e-07]},
            {"name": "EOS R5 iso 8000", "iso": 8000, "a": [0.000161807217984434, 7.89964803773996e-05, 0.000220683009232333], "b": [3.33706146099571e-07, 2.31049733964775e-07, 3.25828750162152e-07]},
            {"name": "EOS R5 iso 10000", "iso": 10000, "a": [0.000210996695602783, 0.000100760244176961, 0.000267486149238907], "b": [4.31053923156569e-07, 3.09252238417393e-07, 4.16807098722923e-07]},
            {"name": "EOS R5 iso 12800", "iso": 12800, "a": [0.000270594917598869, 0.000130909123190801, 0.00035846812281503], "b": [6.05349091811812e-07, 4.47391098435559e-07, 5.74126513275444e-07]},
            {"name": "EOS R5 iso 16000", "iso": 16000, "a": [0.00035813810018273, 0.000167438617779239, 0.000433428132446427], "b": [8.24769170020122e-07, 6.3828590920802e-07, 7.42546620297638e-07]},
            {"name": "EOS R5 iso 20000", "iso": 20000, "a": [0.000447827458488349, 0.000219150839947202, 0.00057201501891167], "b": [1.00507916299183e-06, 8.19758426341771e-07, 9.41499751935109e-07]},
            {"name": "EOS R5 iso 25600", "iso": 25600, "a": [0.000576296630289118, 0.000279387323836512, 0.000708877754780231], "b": [1.52076981919343e-06, 1.2806075189704e-06, 1.40691395841413e-06]},
            {"name": "EOS R5 iso 32000", "iso": 32000, "a": [0.000725159105590483, 0.000365818484200428, 0.000874138792709291], "b": [1.83076366603742e-06, 1.62600300431864e-06, 1.77215249349369e-06]},
            {"name": "EOS R5 iso 40000", "iso": 40000, "a": [0.000903794808424518, 0.000441192570790994, 0.000979998327658455], "b": [2.8535382182589e-06, 2.4590667636614e-06, 2.65101968728072e-06]},
            {"name": "EOS R5 iso 51200", "iso": 51200, "a": [0.00109700938510887, 0.000551172505251205, 0.00124634277448086], "b": [4.06377916779633e-06, 3.58569998519483e-06, 4.0756943941186e-06]},
            {"name": "EOS R5 iso 102400", "iso": 102400, "a": [0.00167358553329457, 0.000928928853956615, 0.00184333631364247], "b": [1.16941552565296e-05, 1.0271707798498e-05, 1.23725431598948e-05]}
          ]
        },
        {
          "comment": "eos r6 contributed by martinstraeten",
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          "comment": "eos d60 contributed by PeterWem",
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        {
          "comment": "canon eos 600d contributed by richard levitte",
          "model": "EOS 600D",
          "profiles": [
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        {
          "comment": "canon eos 60d, contributed by Florian Manschwetus",
          "model": "EOS 60D",
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        {
          "comment": "canon eos 100d, also goes by marketing name of rebel sl1. contributed by Rich Renomeron",
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          ]
        },
        {
          "comment": "powershot g9 contributed by Piter Dias",
          "model": "PowerShot G9",
          "profiles": [
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        },
        {
          "comment": "powershot g1 x mark ii contributed by tom",
          "model": "PowerShot G1 X Mark II",
          "profiles": [
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          ]
        },
        {
          "comment": "powershot g1 x mark iii contributed by po",
          "model": "PowerShot G1 X Mark III",
          "profiles": [
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          ]
        },
        {
          "comment": "powershot g10 contributed by alexander wagner\nduplicate measurements kept for statistical validation (maybe we should average them at some point)",
          "model": "PowerShot G10",
          "profiles": [
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          "comment": "powershot g16 contributed by Sarge Borsch",
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        {
          "comment": "power shot s90, contributed by bert blockx",
          "model": "PowerShot S90",
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          "comment": "power shot s95 by pawel zogal. variance stabilizes only up to 2.5x near dark values.",
          "model": "PowerShot S95",
          "profiles": [
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        {
          "comment": "powershot s120 contributed by Marek Szuba",
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          "profiles": [
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            {"name": "X-E1 iso 6400", "iso": 6400, "a": [5.90532622877267e-05, 2.32383963464837e-05, 4.7507113460988e-05], "b": [1.42853609549406e-07, 1.15818283156143e-07, 1.78873606296749e-07]}
          ]
        },
        {
          "comment": "fujifilm x-e2 by ulrich (measured on the x-t1, it's generally believed that the x-e2 has the same sensor)",
          "model": "X-E2",
          "profiles": [
            {"name": "Fuji X-E2 iso 200", "iso": 200, "a": [1.31252992122382e-05, 4.61898555600132e-06, 8.89313720419275e-06], "b": [2.97890009041094e-08, 7.87670143708163e-09, 8.81502606490751e-09]},
            {"name": "Fuji X-E2 iso 250", "iso": 250, "a": [1.56008586696921e-05, 5.5459310933268e-06, 1.06900973738884e-05], "b": [2.78859458456187e-08, 6.76223783192493e-09, 2.44164987976321e-08]},
            {"name": "Fuji X-E2 iso 320", "iso": 320, "a": [2.05808431754735e-05, 7.0341176876662e-06, 1.31073011524834e-05], "b": [3.53239895598638e-08, 8.84720010556284e-09, 3.07049476960542e-08]},
            {"name": "Fuji X-E2 iso 400", "iso": 400, "a": [2.58971620949888e-05, 8.7241248955326e-06, 1.61772237050522e-05], "b": [3.72542829496922e-08, 1.67295058605305e-08, 4.77493155703809e-08]},
            {"name": "Fuji X-E2 iso 500", "iso": 500, "a": [3.21982826058474e-05, 1.09183600335607e-05, 2.02813595156363e-05], "b": [5.40284467382025e-08, 1.60372211168724e-08, 5.71858183577399e-08]},
            {"name": "Fuji X-E2 iso 640", "iso": 640, "a": [4.02836932944995e-05, 1.3639301157256e-05, 2.55271109756073e-05], "b": [5.76148090285642e-08, 2.38725870241332e-08, 8.44852158476115e-08]},
            {"name": "Fuji X-E2 iso 800", "iso": 800, "a": [5.1723185395914e-05, 1.71298172275452e-05, 3.10783077098765e-05], "b": [9.43379168547906e-08, 3.39071724000471e-08, 9.69451012360005e-08]},
            {"name": "Fuji X-E2 iso 1000", "iso": 1000, "a": [6.0964375366835e-05, 2.11630553576901e-05, 4.07841809818507e-05], "b": [1.1476055925777e-07, 5.57021940446684e-08, 1.3640060755648e-07]},
            {"name": "Fuji X-E2 iso 1250", "iso": 1250, "a": [7.66254281759912e-05, 2.65379732855013e-05, 5.1474624902721e-05], "b": [2.06888235167867e-07, 9.20548010392009e-08, 1.32109178406552e-07]},
            {"name": "Fuji X-E2 iso 1600", "iso": 1600, "a": [0.00010087094937336, 3.28187865061588e-05, 6.14091154162569e-05], "b": [1.08263263667744e-07, 1.35888709159059e-07, 2.581034647269e-07]},
            {"name": "Fuji X-E2 iso 2000", "iso": 2000, "a": [0.000122538866794544, 4.20897186612317e-05, 8.05625532190959e-05], "b": [2.86595854345368e-07, 1.59396731639574e-07, 2.75401902644433e-07]},
            {"name": "Fuji X-E2 iso 2500", "iso": 2500, "a": [0.000123825394623677, 4.18877894504511e-05, 7.94264917019512e-05], "b": [2.98533684517939e-07, 1.54382865244716e-07, 2.3455895454894e-07]},
            {"name": "Fuji X-E2 iso 3200", "iso": 3200, "a": [0.000133291746437379, 4.20425073041664e-05, 7.72132129416139e-05], "b": [1.13881438148889e-07, 1.50292616683618e-07, 2.81296856357845e-07]},
            {"name": "Fuji X-E2 iso 4000", "iso": 4000, "a": [0.000131116009998063, 4.16787258944441e-05, 7.77936909642969e-05], "b": [-3.05271971049083e-08, 1.29551966212407e-07, 3.12908465971114e-07]},
            {"name": "Fuji X-E2 iso 5000", "iso": 5000, "a": [0.000134043829792419, 4.2357402979867e-05, 7.70059152480817e-05], "b": [1.36264418240426e-07, 1.47293613952519e-07, 2.38894850008169e-07]},
            {"name": "Fuji X-E2 iso 6400", "iso": 6400, "a": [0.000127923776194175, 4.152080368723e-05, 7.78754619809228e-05], "b": [1.70205481352036e-07, 1.57222947637482e-07, 2.54804994234622e-07]}
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        {
          "comment": "x-e3 contributed by viktor",
          "model": "X-E3",
          "profiles": [
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            {"name": "X-E3 iso 250", "iso": 250, "a": [1.20877603336374e-05, 4.25619543665293e-06, 8.37118362936855e-06], "b": [8.54620936613652e-09, 6.89603157602802e-09, 2.34585905493965e-08]},
            {"name": "X-E3 iso 320", "iso": 320, "a": [1.51605403995369e-05, 5.34704446849067e-06, 1.04971925618172e-05], "b": [1.1951062254821e-08, 1.01144265281021e-08, 3.15725641062757e-08]},
            {"name": "X-E3 iso 400", "iso": 400, "a": [1.89448344605495e-05, 6.66749871099242e-06, 1.31784043849275e-05], "b": [1.75229599655446e-08, 1.42388967607258e-08, 3.7818769561928e-08]},
            {"name": "X-E3 iso 500", "iso": 500, "a": [2.38484320900826e-05, 8.39317092642502e-06, 1.66769774505116e-05], "b": [2.18840068608174e-08, 1.9559404178556e-08, 5.04031825611433e-08]},
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            {"name": "X-E3 iso 800", "iso": 800, "a": [3.73363116622554e-05, 1.30146372260351e-05, 2.59708811280119e-05], "b": [2.19716939028739e-08, 1.83174852600546e-08, 4.52276882912683e-08]},
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            {"name": "X-E3 iso 1600", "iso": 1600, "a": [7.33881568367259e-05, 2.56267948044617e-05, 5.13941589368845e-05], "b": [5.19784692452997e-08, 4.61860970009313e-08, 1.0553869544306e-07]},
            {"name": "X-E3 iso 2000", "iso": 2000, "a": [9.18198302528132e-05, 3.21397926492519e-05, 6.43640421138166e-05], "b": [6.83328933101205e-08, 6.74682053276867e-08, 1.66724051772894e-07]},
            {"name": "X-E3 iso 2500", "iso": 2500, "a": [0.000115579120356361, 4.04031966610754e-05, 8.12888799851194e-05], "b": [9.19842570711277e-08, 9.20112890490453e-08, 2.19764651458859e-07]},
            {"name": "X-E3 iso 3200", "iso": 3200, "a": [0.000144938254348041, 5.05306574626473e-05, 0.000101511913530123], "b": [1.1751073281777e-07, 1.17532923469402e-07, 2.34354664291527e-07]},
            {"name": "X-E3 iso 4000", "iso": 4000, "a": [0.000182143746619777, 6.35906054822069e-05, 0.000128652089373097], "b": [1.50305362354182e-07, 1.56250843400689e-07, 2.86545731758541e-07]},
            {"name": "X-E3 iso 5000", "iso": 5000, "a": [0.000228978337464614, 8.01599962905371e-05, 0.00016174324905017], "b": [1.97785796742929e-07, 2.22500779170751e-07, 3.76565196871925e-07]},
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          ]
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        {
          "comment": "x-e4 contributed by jacotux",
          "model": "X-E4",
          "profiles": [
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          ]
        },
        {
          "comment": "x-m1 contributed by denis",
          "model": "X-M1",
          "profiles": [
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            {"name": "D4S iso 500", "iso": 500, "a": [5.04447759971536e-06, 2.00427313491224e-06, 3.87991247057665e-06], "b": [3.99719282832656e-09, 2.7284009900194e-09, 4.60937320582677e-09]},
            {"name": "D4S iso 640", "iso": 640, "a": [6.30111247588121e-06, 2.51492715139075e-06, 4.85616965602985e-06], "b": [5.39343875374081e-09, 3.52596318481526e-09, 6.11614277603195e-09]},
            {"name": "D4S iso 800", "iso": 800, "a": [7.90552123698332e-06, 3.14112879129427e-06, 6.12328258648488e-06], "b": [6.68617596942046e-09, 4.4308660290083e-09, 7.47823599238625e-09]},
            {"name": "D4S iso 1000", "iso": 1000, "a": [1.00129902740119e-05, 3.95553168065348e-06, 7.70788421177604e-06], "b": [8.10604420908773e-09, 5.57847635310665e-09, 9.34273941522028e-09]},
            {"name": "D4S iso 1250", "iso": 1250, "a": [1.25890127556243e-05, 4.98099145685533e-06, 9.74393196957047e-06], "b": [1.03286446309948e-08, 7.03540147189722e-09, 1.16679888724519e-08]},
            {"name": "D4S iso 1600", "iso": 1600, "a": [1.58342198478828e-05, 6.25758138856995e-06, 1.22334485105677e-05], "b": [1.3042472831387e-08, 9.42206680326875e-09, 1.52520315678926e-08]},
            {"name": "D4S iso 2000", "iso": 2000, "a": [2.00849800753388e-05, 7.89598288121551e-06, 1.5498230489685e-05], "b": [1.63412040863525e-08, 1.1948938990847e-08, 1.93045967504584e-08]},
            {"name": "D4S iso 2500", "iso": 2500, "a": [2.52657345003459e-05, 9.88366676598739e-06, 1.95222450480007e-05], "b": [2.22230607861371e-08, 1.60762320666438e-08, 2.53564339136221e-08]},
            {"name": "D4S iso 3200", "iso": 3200, "a": [3.19273684954292e-05, 1.25212206515269e-05, 2.45856702826091e-05], "b": [2.84524497554911e-08, 2.01730089768182e-08, 3.26878898918074e-08]},
            {"name": "D4S iso 4000", "iso": 4000, "a": [4.04467768565425e-05, 1.58044889774479e-05, 3.13788809730751e-05], "b": [3.7600238790638e-08, 2.66796124912391e-08, 4.15147468126833e-08]},
            {"name": "D4S iso 5000", "iso": 5000, "a": [5.12499942908642e-05, 1.99217275220186e-05, 3.94411978807949e-05], "b": [5.05745218157127e-08, 3.60135460113255e-08, 5.60262818847655e-08]},
            {"name": "D4S iso 6400", "iso": 6400, "a": [6.49723499339173e-05, 2.52185034511132e-05, 4.99770674337352e-05], "b": [6.40403627489338e-08, 4.5480766246028e-08, 7.21132281207944e-08]},
            {"name": "D4S iso 8000", "iso": 8000, "a": [8.21365093863098e-05, 3.19166534763886e-05, 6.33718071480046e-05], "b": [8.95878600253416e-08, 6.26961632097159e-08, 9.65095791469514e-08]},
            {"name": "D4S iso 10000", "iso": 10000, "a": [0.000104189903147878, 4.06198002759452e-05, 8.08914314356941e-05], "b": [1.15658577329897e-07, 7.96950507163328e-08, 1.20704233007312e-07]},
            {"name": "D4S iso 12800", "iso": 12800, "a": [0.000132913881117696, 5.18933605290361e-05, 0.000102679554664375], "b": [1.54699132964209e-07, 1.05373373957131e-07, 1.60192600835962e-07]},
            {"name": "D4S iso 16000", "iso": 16000, "a": [0.00016832892432246, 6.52831536088331e-05, 0.000130488920218815], "b": [2.16547568567824e-07, 1.50531791954868e-07, 2.22343968750227e-07]},
            {"name": "D4S iso 20000", "iso": 20000, "a": [0.000212423264272841, 8.32580531862954e-05, 0.000164518348056216], "b": [2.98135971768887e-07, 2.08719069358308e-07, 3.02259152917479e-07]},
            {"name": "D4S iso 25600", "iso": 25600, "a": [0.000269450141665538, 0.000105693523906896, 0.000210840471655718], "b": [4.04362480175938e-07, 2.93235093317883e-07, 4.13037364586141e-07]},
            {"name": "D4S iso 32254", "iso": 32254, "a": [0.000336640753556648, 0.000131725055945248, 0.000259920730947814], "b": [5.4630648837674e-07, 4.16434752393967e-07, 5.78928452128033e-07]},
            {"name": "D4S iso 40637", "iso": 40637, "a": [0.000436457277475618, 0.000170427916459607, 0.000333907553259055], "b": [7.24489201036269e-07, 5.81148025410187e-07, 8.27623209522749e-07]},
            {"name": "D4S iso 51200", "iso": 51200, "a": [0.000558629338401736, 0.000215980928616054, 0.000427899786266539], "b": [1.01713342482527e-06, 8.66940665327794e-07, 1.24855192044752e-06]},
            {"name": "D4S iso 102400", "iso": 102400, "a": [0.00113563574383256, 0.000438890365256485, 0.000877417016722193], "b": [2.71734320878059e-06, 2.95992167535624e-06, 4.17056044580065e-06]},
            {"name": "D4S iso 204800", "iso": 204800, "a": [0.00233270246447533, 0.000905701117000206, 0.00180789071635763], "b": [8.61553002057066e-06, 1.09438445654693e-05, 1.47958702765523e-05]},
            {"name": "D4S iso 409600", "iso": 409600, "a": [0.00496871301821588, 0.00190743594519186, 0.00395791184115346], "b": [1.04492540433055e-05, 3.62765920110436e-05, 3.66024619844252e-05]}
          ]
        },
        {
          "comment": "nikon d40 by Björn Sonnenschein, fit for iso 3200 is a little off",
          "model": "D40",
          "profiles": [
            {"name": "NIKON D40 iso 200", "iso": 200, "a": [9.06184639231022e-06, 3.32876464255606e-06, 4.43038938103244e-06], "b": [3.79748456848388e-08, 2.17209633247412e-08, 3.07898485638319e-08]},
            {"name": "NIKON D40 iso 400", "iso": 400, "a": [1.81203565425609e-05, 6.49280004156721e-06, 8.20585226166676e-06], "b": [7.67029864881738e-08, 6.12847455529282e-08, 8.45136364779602e-08]},
            {"name": "NIKON D40 iso 800", "iso": 800, "a": [3.27157216757972e-05, 1.19998665219278e-05, 1.66319065031043e-05], "b": [1.86834859605992e-07, 1.50922985348677e-07, 2.0421295212633e-07]},
            {"name": "NIKON D40 iso 1600", "iso": 1600, "a": [6.63415718145666e-05, 2.65328871952215e-05, 3.78845551924937e-05], "b": [4.4515387559075e-07, 3.28793581633797e-07, 4.79732314042812e-07]},
            {"name": "NIKON D40 iso 3200", "iso": 3200, "a": [0.000190508430660164, 9.02437217524401e-05, 0.000160690229752482], "b": [2.63848648343068e-06, 1.96995498392379e-06, 2.74279885703267e-06]},
            {"skip": true, "name": "NIKON D40 iso 200", "iso": 200, "a": [7.76749376547193e-06, 3.04541509480509e-06, 5.45160897607319e-06], "b": [2.45845600699799e-08, 1.9765160790749e-08, 2.54741069675667e-08]},
            {"skip": true, "name": "NIKON D40 iso 400", "iso": 400, "a": [1.50549568901977e-05, 6.19684175395593e-06, 1.02323642436365e-05], "b": [4.63787114231445e-08, 3.58294267828274e-08, 4.90308077987114e-08]},
            {"skip": true, "name": "NIKON D40 iso 800", "iso": 800, "a": [2.80988749464391e-05, 1.14455328784908e-05, 1.92258449090517e-05], "b": [1.12910689936351e-07, 7.74750961500393e-08, 1.17919330180329e-07]},
            {"skip": true, "name": "NIKON D40 iso 1600", "iso": 1600, "a": [5.86165757609237e-05, 2.4006475392281e-05, 3.98229264708542e-05], "b": [2.89627885101928e-07, 1.71764471258341e-07, 2.97652058505259e-07]},
            {"skip": true, "name": "NIKON D40 iso 3200", "iso": 3200, "a": [0.00016979493439124, 7.10164786655147e-05, 0.000111596149252809], "b": [2.18582065052034e-06, 1.38518409189016e-06, 2.3400945736856e-06]}
          ]
        },
        {
          "comment": "d5 contributed by jimmy",
          "model": "D5",
          "profiles": [
            {"name": "D5 iso 100", "iso": 100, "a": [2.03246675839829e-06, 6.80170573178242e-07, 1.10257403615968e-06], "b": [1.50695488632129e-08, 1.06286550672199e-08, 1.45886843411439e-08]},
            {"name": "D5 iso 125", "iso": 125, "a": [2.51778830647376e-06, 8.39713694805568e-07, 1.39448255733019e-06], "b": [2.17105143214909e-08, 1.63344590801163e-08, 2.16387465043654e-08]},
            {"name": "D5 iso 160", "iso": 160, "a": [3.15603179766726e-06, 1.05614706359561e-06, 1.71140048511089e-06], "b": [3.20479205898534e-08, 2.52817412300199e-08, 3.37137827504178e-08]},
            {"name": "D5 iso 200", "iso": 200, "a": [3.84594126112924e-06, 1.27009990838328e-06, 2.14517442998523e-06], "b": [1.73038107469757e-08, 1.28688901506268e-08, 1.67903313579682e-08]},
            {"name": "D5 iso 250", "iso": 250, "a": [4.81161424592956e-06, 1.62177756630261e-06, 2.734367635098e-06], "b": [2.56581875215157e-08, 1.93426810284147e-08, 2.55312389182822e-08]},
            {"name": "D5 iso 320", "iso": 320, "a": [6.08394547994693e-06, 2.04182069068318e-06, 3.41837510718504e-06], "b": [3.66915319504553e-08, 2.93195417185509e-08, 3.85603439037261e-08]},
            {"name": "D5 iso 400", "iso": 400, "a": [7.40536845869472e-06, 2.50675347878777e-06, 4.26042250159168e-06], "b": [2.45256904830805e-08, 1.80877439333428e-08, 2.40187194377818e-08]},
            {"name": "D5 iso 500", "iso": 500, "a": [9.34685093682122e-06, 3.21049488741032e-06, 5.44551340602671e-06], "b": [3.45042949053727e-08, 2.69525978964874e-08, 3.65513973537697e-08]},
            {"name": "D5 iso 640", "iso": 640, "a": [1.17933781619209e-05, 4.0898828917439e-06, 6.86759464351207e-06], "b": [2.96403071872585e-08, 2.13265230383707e-08, 2.98244430987006e-08]},
            {"name": "D5 iso 800", "iso": 800, "a": [1.49998894049913e-05, 5.12046460874333e-06, 8.67371307535073e-06], "b": [4.00859091611218e-08, 3.12003511013699e-08, 4.1545429109848e-08]},
            {"name": "D5 iso 1000", "iso": 1000, "a": [1.89560392865053e-05, 6.40343203952003e-06, 1.0976931497607e-05], "b": [5.70649902606317e-08, 4.72644315983069e-08, 6.09364558135478e-08]},
            {"name": "D5 iso 1250", "iso": 1250, "a": [2.35741124326438e-05, 8.15501914553479e-06, 1.37489930402218e-05], "b": [3.98023700205633e-08, 2.92048274781396e-08, 4.04354764942745e-08]},
            {"name": "D5 iso 1600", "iso": 1600, "a": [3.02223392982217e-05, 1.03055665533536e-05, 1.74734614409375e-05], "b": [5.52326874913544e-08, 4.21223941990537e-08, 5.75888832432848e-08]},
            {"name": "D5 iso 2000", "iso": 2000, "a": [3.75379326480419e-05, 1.28656159207508e-05, 2.17705303023112e-05], "b": [7.13526056376629e-08, 5.94858823675815e-08, 7.82690501564578e-08]},
            {"name": "D5 iso 2500", "iso": 2500, "a": [4.69150433603648e-05, 1.62709516634511e-05, 2.75007541179892e-05], "b": [6.45365026679806e-08, 4.98403746967372e-08, 6.92891526179638e-08]},
            {"name": "D5 iso 3200", "iso": 3200, "a": [5.97483945304346e-05, 2.04278326474287e-05, 3.47554746623609e-05], "b": [8.50134675577877e-08, 7.05376087351063e-08, 9.08829827503304e-08]},
            {"name": "D5 iso 4000", "iso": 4000, "a": [7.44079826749552e-05, 2.55091325324738e-05, 4.34701166540292e-05], "b": [1.06327080795236e-07, 9.63002228305268e-08, 1.2140580139847e-07]},
            {"name": "D5 iso 5000", "iso": 5000, "a": [9.2384344692065e-05, 3.20848403579175e-05, 5.51713822267266e-05], "b": [1.1219190967089e-07, 9.48440992763515e-08, 1.24803676671205e-07]},
            {"name": "D5 iso 6400", "iso": 6400, "a": [0.000116990910147217, 4.04669927158621e-05, 7.00017365041336e-05], "b": [1.47449765272006e-07, 1.27502665004962e-07, 1.59220264170304e-07]},
            {"name": "D5 iso 8000", "iso": 8000, "a": [0.000148135910420303, 5.13643762785091e-05, 8.75945579018629e-05], "b": [1.75316446109739e-07, 1.67412501431977e-07, 2.00503967298442e-07]},
            {"name": "D5 iso 10000", "iso": 10000, "a": [0.000184740209496319, 6.46201738863811e-05, 0.000112140607377032], "b": [1.99924948333752e-07, 1.86065890202061e-07, 2.25648116036244e-07]},
            {"name": "D5 iso 12800", "iso": 12800, "a": [0.000232687801844688, 8.06404514433638e-05, 0.000142957729179576], "b": [2.53748263124803e-07, 2.47338365922774e-07, 2.87376174051173e-07]},
            {"name": "D5 iso 16000", "iso": 16000, "a": [0.00029434067376208, 0.00010211562690513, 0.000173364289595191], "b": [3.0677415868037e-07, 3.15885778917302e-07, 3.64566854210048e-07]},
            {"name": "D5 iso 20000", "iso": 20000, "a": [0.000367798149946764, 0.000129434730243805, 0.000228139145094401], "b": [3.73488139455277e-07, 4.23010812095566e-07, 4.61324904018449e-07]},
            {"name": "D5 iso 25600", "iso": 25600, "a": [0.000466151099081531, 0.000166313654954604, 0.000285815726307202], "b": [4.39485135697353e-07, 5.34018869459758e-07, 5.72556046890054e-07]},
            {"name": "D5 iso 32000", "iso": 32000, "a": [0.000569513278924186, 0.000204421547270493, 0.000370438121159507], "b": [5.49721253605832e-07, 7.39133042618757e-07, 7.1180230989881e-07]},
            {"name": "D5 iso 40000", "iso": 40000, "a": [0.000714837084587764, 0.00026260176945281, 0.00049526390155372], "b": [6.7971245112656e-07, 1.0125449017335e-06, 9.16049519620081e-07]},
            {"name": "D5 iso 51200", "iso": 51200, "a": [0.000919616260556448, 0.000348281045118298, 0.000653467428028447], "b": [8.01315920923446e-07, 1.30328887707828e-06, 1.12253552178943e-06]},
            {"name": "D5 iso 64000", "iso": 64000, "a": [0.00114619072085701, 0.000432302880282351, 0.000802203217417664], "b": [9.59289645960026e-07, 1.72245171880686e-06, 1.52107272376404e-06]},
            {"name": "D5 iso 81200", "iso": 81200, "a": [0.00144148537131852, 0.000552498356462755, 0.00100349242190388], "b": [1.19651700499978e-06, 2.35758502229698e-06, 2.1126203816216e-06]},
            {"name": "D5 iso 102400", "iso": 102400, "a": [0.00180565079443354, 0.000697318661528705, 0.00128811771671695], "b": [1.64066311391896e-06, 3.26452555367111e-06, 2.86214995633476e-06]}
          ]
        },
        {
          "comment": "nikon d50 by Togan Muftuoglu. noisy estimates for brighter regions (fits look decent though)",
          "model": "D50",
          "profiles": [
            {"name": "NIKON D50 iso 200", "iso": 200, "a": [8.73771682849909e-06, 3.06025626665327e-06, 5.10914354828642e-06], "b": [3.12270679446127e-08, 9.21703932306338e-09, 3.89933169798386e-08]},
            {"name": "NIKON D50 iso 400", "iso": 400, "a": [1.56498348286341e-05, 5.88904853403261e-06, 8.99848194511375e-06], "b": [9.60825221628058e-08, 4.85305368650233e-08, 1.10362608041602e-07]},
            {"name": "NIKON D50 iso 800", "iso": 800, "a": [2.86846873139778e-05, 1.08528820075906e-05, 1.6686494279922e-05], "b": [2.97305103525993e-07, 2.04832853248993e-07, 3.34312737618865e-07]},
            {"skip": true, "name": "NIKON D50 iso 1600", "iso": 1600, "a": [5.90400416574637e-05, 2.18214148148958e-05, 3.4445688956951e-05], "b": [9.6539664890477e-07, 7.68684562881256e-07, 1.04601907339127e-06]},
            {"name": "NIKON D50 iso 1600", "iso": 1600, "a": [5.7137294180781e-05, 2.11246538747481e-05, 3.40341099252318e-05], "b": [1.07373016803497e-06, 8.17301143604719e-07, 1.14850767051908e-06]}
          ]
        },
        {
          "comment": "nikon d5100, contributed by Gapato",
          "model": "D5100",
          "profiles": [
            {"name": "Nikon D5100 iso 100", "iso": 100, "a": [6.00347254725191e-06, 2.4536568911529e-06, 3.49826722703996e-06], "b": [-6.32246108634169e-08, -7.96146817723714e-08, -2.41060716610728e-08]},
            {"name": "Nikon D5100 iso 125", "iso": 125, "a": [7.36643105042435e-06, 3.00178273889704e-06, 4.34106849796113e-06], "b": [-6.3162575340077e-08, -7.71967802061511e-08, -3.07282105834241e-08]},
            {"name": "Nikon D5100 iso 160", "iso": 160, "a": [9.05413704224353e-06, 3.6422221266489e-06, 5.30492615072131e-06], "b": [-7.30638786190598e-08, -7.51764066761565e-08, -2.18433390052059e-08]},
            {"name": "Nikon D5100 iso 200", "iso": 200, "a": [1.0930735997453e-05, 4.47481822117062e-06, 6.63326517949302e-06], "b": [-5.13885259693646e-08, -7.63438112898295e-08, -3.3211546529321e-08]},
            {"name": "Nikon D5100 iso 250", "iso": 250, "a": [1.35680202862822e-05, 5.53737343930049e-06, 7.96738017944367e-06], "b": [-5.91014463257327e-08, -7.7465599786616e-08, 1.3357299731531e-09]},
            {"name": "Nikon D5100 iso 320", "iso": 320, "a": [1.68381577281314e-05, 6.81952110085582e-06, 9.80732274759506e-06], "b": [-6.94506779010643e-08, -8.49839009231905e-08, 1.26377832992282e-08]},
            {"name": "Nikon D5100 iso 400", "iso": 400, "a": [2.09197878529468e-05, 8.3266975075968e-06, 1.23585319731244e-05], "b": [-9.68192893599822e-08, -6.86753100926439e-08, -1.54443641427669e-08]},
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        {
          "comment": "nikon d7000 by GomGom v2, all channels good",
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          "comment": "olympus e-30 by Jean-Luc Le Corre",
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            {"name": "Olympus E-30 iso 160", "iso": 160, "a": [1.56529989102257e-05, 1.02934362650981e-05, 1.77166879017183e-05], "b": [-4.20365734464088e-08, -2.02996957670653e-07, 5.29589874186308e-09]},
            {"name": "Olympus E-30 iso 200", "iso": 200, "a": [1.0095886562545e-05, 6.93104653792698e-06, 1.16843434000443e-05], "b": [-1.22201572980062e-07, -2.27477805535749e-07, 3.23770042930603e-08]},
            {"name": "Olympus E-30 iso 250", "iso": 250, "a": [1.29475199645689e-05, 8.46056520489638e-06, 1.35672020706393e-05], "b": [-1.56424286258763e-07, -2.17640666926632e-07, 1.39913184326539e-07]},
            {"name": "Olympus E-30 iso 320", "iso": 320, "a": [1.54937257192008e-05, 9.96565953037391e-06, 1.67345924078165e-05], "b": [-8.68535574704753e-08, -1.56806153982179e-07, 2.43131977515659e-07]},
            {"name": "Olympus E-30 iso 400", "iso": 400, "a": [1.9113446058363e-05, 1.07745915338773e-05, 1.75354364481865e-05], "b": [-1.89298531918018e-07, 1.12954758094748e-07, 6.39061318416547e-07]},
            {"name": "Olympus E-30 iso 500", "iso": 500, "a": [2.11949380361048e-05, 1.35577131775584e-05, 2.31360696860893e-05], "b": [7.23334285808473e-08, 1.22967405892309e-07, 7.02832916225672e-07]},
            {"name": "Olympus E-30 iso 640", "iso": 640, "a": [2.73199109169886e-05, 1.67468277151008e-05, 2.95174774898525e-05], "b": [1.99717400841382e-07, 2.75231709016361e-07, 8.64971660648951e-07]},
            {"name": "Olympus E-30 iso 800", "iso": 800, "a": [3.37153575569615e-05, 2.06893507139736e-05, 3.88227466208396e-05], "b": [1.6088342752527e-07, 2.65337245132019e-07, 6.41368781875726e-07]},
            {"name": "Olympus E-30 iso 1000", "iso": 1000, "a": [4.35040657457758e-05, 2.74901261504848e-05, 4.77520441360138e-05], "b": [3.50283692595926e-07, 1.52239280251802e-07, 1.20426607195639e-06]},
            {"name": "Olympus E-30 iso 1250", "iso": 1250, "a": [5.26077166899586e-05, 3.41240085546217e-05, 5.88240938452458e-05], "b": [8.44266815099888e-07, 5.27504382892626e-07, 1.93639030690002e-06]},
            {"name": "Olympus E-30 iso 1600", "iso": 1600, "a": [6.57353551949384e-05, 3.65886597333215e-05, 6.54938510019982e-05], "b": [1.49787788804922e-06, 2.30740528605681e-06, 3.78507040181792e-06]},
            {"name": "Olympus E-30 iso 2000", "iso": 2000, "a": [8.62141802726288e-05, 5.03284121108448e-05, 7.89194460796899e-05], "b": [2.44624695228374e-06, 2.29047427336703e-06, 5.80698306285845e-06]},
            {"name": "Olympus E-30 iso 2500", "iso": 2500, "a": [0.000110342048549196, 6.48384215703911e-05, 0.000101826544077179], "b": [4.20346704162012e-06, 3.90138066601788e-06, 7.79212482176447e-06]},
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        {
          "comment": "olympus e-400 by Jean-Luc Le Corre",
          "model": "E-400",
          "profiles": [
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            {"name": "Olympus E-400 iso 125", "iso": 125, "a": [2.83955222632967e-05, 1.40985072850271e-05, 1.21391729015729e-05], "b": [-1.08953999985679e-06, -1.62029565464596e-06, -3.81919881022713e-07]},
            {"name": "Olympus E-400 iso 160", "iso": 160, "a": [2.70515138285308e-05, 1.33172520598202e-05, 1.37785726019925e-05], "b": [-6.98482844527664e-07, -1.19479663725119e-06, -3.22837508114414e-07]},
            {"name": "Olympus E-400 iso 200", "iso": 200, "a": [3.09344532234244e-05, 1.47371604111484e-05, 1.61463658491032e-05], "b": [-6.89720465048891e-07, -1.12230112966622e-06, -3.19988535123893e-07]},
            {"name": "Olympus E-400 iso 250", "iso": 250, "a": [3.67794423685217e-05, 1.66150087079536e-05, 1.84788621177898e-05], "b": [-6.1875709374297e-07, -9.63912483154833e-07, -1.15978794348621e-07]},
            {"name": "Olympus E-400 iso 320", "iso": 320, "a": [4.11920649501078e-05, 1.95000849297568e-05, 2.19723626568078e-05], "b": [-4.24516904011125e-07, -1.06526805602891e-06, -6.60788628775535e-08]},
            {"name": "Olympus E-400 iso 400", "iso": 400, "a": [5.40046297608869e-05, 2.4119695912163e-05, 2.54657796327534e-05], "b": [-6.05112132690245e-07, -1.2216537951603e-06, 2.9245418452642e-07]},
            {"name": "Olympus E-400 iso 500", "iso": 500, "a": [5.5961733798744e-05, 2.40121213529456e-05, 3.02249723260322e-05], "b": [2.63601349364295e-07, -1.07275487055428e-07, 9.05872534385637e-07]},
            {"name": "Olympus E-400 iso 640", "iso": 640, "a": [7.43157598744775e-05, 3.10455889474033e-05, 3.68331487149578e-05], "b": [3.69025880450784e-07, -2.35530989431568e-07, 1.32258141728663e-06]},
            {"name": "Olympus E-400 iso 800", "iso": 800, "a": [9.12475252161197e-05, 3.63676129281178e-05, 4.64287060710312e-05], "b": [1.30621046453119e-06, 7.84832322568365e-07, 2.27114315111596e-06]},
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            {"name": "Olympus E-400 iso 1000", "iso": 1000, "a": [9.27541922228684e-05, 3.71047452003509e-05, 4.63187947193072e-05], "b": [1.54490295533143e-06, 8.63513656152105e-07, 2.16845292944425e-06]},
            {"name": "Olympus E-400 iso 1600", "iso": 1600, "a": [8.18339699191006e-05, 3.48044865596607e-05, 4.70967171662682e-05], "b": [2.21093414150949e-06, 1.17066257582798e-06, 2.26165073492259e-06]}
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        {
          "comment": "olympus e-420, contributed by marcel",
          "model": "E-420",
          "profiles": [
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            {"name": "Olympus E-420 iso 1600", "iso": 1600, "a": [0.000113713905893592, 4.96771878652259e-05, 6.79786468674286e-05], "b": [4.88544869503018e-06, 3.82951314330521e-06, 4.81990675996362e-06]}
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        {
          "comment": "e-500 contributed by paolo",
          "model": "E-500",
          "profiles": [
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            {"name": "E-500 iso 500", "iso": 500, "a": [2.42039230689242e-05, 1.01976713797199e-05, 1.91852143133806e-05], "b": [1.22915563332227e-07, 9.14204610416602e-08, 1.25880069825322e-07]},
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            {"name": "E-500 iso 800", "iso": 800, "a": [4.2512926194383e-05, 1.70201933938369e-05, 3.259989706939e-05], "b": [2.49086736199949e-07, 1.79082011741323e-07, 2.40437577081362e-07]},
            {"name": "E-500 iso 1000", "iso": 1000, "a": [5.97014968569535e-05, 2.25808412176226e-05, 4.40167968040479e-05], "b": [3.333486943387e-07, 2.39470994697887e-07, 3.21116719028928e-07]},
            {"name": "E-500 iso 1250", "iso": 1250, "a": [8.53401349899338e-05, 3.0512236343666e-05, 6.25301916819931e-05], "b": [5.30594720943518e-07, 3.71299908387929e-07, 4.97645794724829e-07]},
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        {
          "comment": "olympus e-510 contributed by Marco Amado",
          "model": "E-510",
          "profiles": [
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            {"name": "E-510 iso 400", "iso": 400, "a": [3.59408631322881e-05, 1.7123377242783e-05, 2.35651666381597e-05], "b": [1.28063929430509e-07, 1.45588010953878e-07, 1.60487952698779e-07]},
            {"name": "E-510 iso 800", "iso": 800, "a": [7.50368288292094e-05, 3.49713300976579e-05, 4.93786089449424e-05], "b": [4.54098313784328e-07, 4.0169151503679e-07, 5.24012521833398e-07]},
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        {
          "comment": "olympus e-520 by daniel schury",
          "model": "E-520",
          "profiles": [
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            {"name": "Olympus E-520 iso 400", "iso": 400, "a": [5.45836721196911e-05, 2.43797935845142e-05, 2.66962175131977e-05], "b": [-1.45942557378248e-06, -1.52180153754017e-06, -4.2630023922702e-07]},
            {"name": "Olympus E-520 iso 800", "iso": 800, "a": [8.81114470869528e-05, 3.7733253425414e-05, 4.4909524017681e-05], "b": [-7.16051325129026e-07, -7.65555332821054e-07, 5.88023339950319e-07]},
            {"name": "Olympus E-520 iso 1600", "iso": 1600, "a": [0.000150903402037362, 6.14496726488485e-05, 7.8148183706356e-05], "b": [3.56181751137984e-06, 3.52884421017037e-06, 5.72834587473515e-06]}
          ]
        },
        {
          "comment": "clone of e-30 for e-600 (apparently has the same sensor)",
          "model": "E-600",
          "profiles": [
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            {"name": "Olympus E-600 iso 200", "iso": 200, "a": [1.0095886562545e-05, 6.93104653792698e-06, 1.16843434000443e-05], "b": [-1.22201572980062e-07, -2.27477805535749e-07, 3.23770042930603e-08]},
            {"name": "Olympus E-600 iso 250", "iso": 250, "a": [1.29475199645689e-05, 8.46056520489638e-06, 1.35672020706393e-05], "b": [-1.56424286258763e-07, -2.17640666926632e-07, 1.39913184326539e-07]},
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            {"name": "Olympus E-600 iso 500", "iso": 500, "a": [2.11949380361048e-05, 1.35577131775584e-05, 2.31360696860893e-05], "b": [7.23334285808473e-08, 1.22967405892309e-07, 7.02832916225672e-07]},
            {"name": "Olympus E-600 iso 640", "iso": 640, "a": [2.73199109169886e-05, 1.67468277151008e-05, 2.95174774898525e-05], "b": [1.99717400841382e-07, 2.75231709016361e-07, 8.64971660648951e-07]},
            {"name": "Olympus E-600 iso 800", "iso": 800, "a": [3.37153575569615e-05, 2.06893507139736e-05, 3.88227466208396e-05], "b": [1.6088342752527e-07, 2.65337245132019e-07, 6.41368781875726e-07]},
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            {"name": "Olympus E-600 iso 1600", "iso": 1600, "a": [6.57353551949384e-05, 3.65886597333215e-05, 6.54938510019982e-05], "b": [1.49787788804922e-06, 2.30740528605681e-06, 3.78507040181792e-06]},
            {"name": "Olympus E-600 iso 2000", "iso": 2000, "a": [8.62141802726288e-05, 5.03284121108448e-05, 7.89194460796899e-05], "b": [2.44624695228374e-06, 2.29047427336703e-06, 5.80698306285845e-06]},
            {"name": "Olympus E-600 iso 2500", "iso": 2500, "a": [0.000110342048549196, 6.48384215703911e-05, 0.000101826544077179], "b": [4.20346704162012e-06, 3.90138066601788e-06, 7.79212482176447e-06]},
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          ]
        },
        {
          "comment": "clone of e-30 for e-620 (apparently has the same sensor)",
          "model": "E-620",
          "profiles": [
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            {"name": "Olympus E-620 iso 160", "iso": 160, "a": [1.56529989102257e-05, 1.02934362650981e-05, 1.77166879017183e-05], "b": [-4.20365734464088e-08, -2.02996957670653e-07, 5.29589874186308e-09]},
            {"name": "Olympus E-620 iso 200", "iso": 200, "a": [1.0095886562545e-05, 6.93104653792698e-06, 1.16843434000443e-05], "b": [-1.22201572980062e-07, -2.27477805535749e-07, 3.23770042930603e-08]},
            {"name": "Olympus E-620 iso 250", "iso": 250, "a": [1.29475199645689e-05, 8.46056520489638e-06, 1.35672020706393e-05], "b": [-1.56424286258763e-07, -2.17640666926632e-07, 1.39913184326539e-07]},
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            {"name": "Olympus E-620 iso 500", "iso": 500, "a": [2.11949380361048e-05, 1.35577131775584e-05, 2.31360696860893e-05], "b": [7.23334285808473e-08, 1.22967405892309e-07, 7.02832916225672e-07]},
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            {"name": "Olympus E-620 iso 1000", "iso": 1000, "a": [4.35040657457758e-05, 2.74901261504848e-05, 4.77520441360138e-05], "b": [3.50283692595926e-07, 1.52239280251802e-07, 1.20426607195639e-06]},
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            {"name": "Olympus E-620 iso 2000", "iso": 2000, "a": [8.62141802726288e-05, 5.03284121108448e-05, 7.89194460796899e-05], "b": [2.44624695228374e-06, 2.29047427336703e-06, 5.80698306285845e-06]},
            {"name": "Olympus E-620 iso 2500", "iso": 2500, "a": [0.000110342048549196, 6.48384215703911e-05, 0.000101826544077179], "b": [4.20346704162012e-06, 3.90138066601788e-06, 7.79212482176447e-06]},
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          ]
        },
        {
          "comment": "olympus e-m1 by steve adler",
          "model": "E-M1",
          "profiles": [
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            {"name": "Olympus E-M1 iso 200", "iso": 200, "a": [6.77238178962881e-06, 4.40947998595696e-06, 1.20897181686562e-05], "b": [1.19538393887721e-08, 9.34819487803036e-09, 1.76732068647542e-08]},
            {"name": "Olympus E-M1 iso 250", "iso": 250, "a": [8.66267895478374e-06, 5.60798923757757e-06, 1.51791432704428e-05], "b": [1.52102952885493e-08, 1.15495033410535e-08, 2.07605594271582e-08]},
            {"name": "Olympus E-M1 iso 320", "iso": 320, "a": [1.0713858700149e-05, 6.99706479831536e-06, 1.91592961573295e-05], "b": [1.8259943648198e-08, 1.39565930264875e-08, 2.6718571066234e-08]},
            {"name": "Olympus E-M1 iso 400", "iso": 400, "a": [1.36383521557291e-05, 8.77283475595945e-06, 2.37394702882755e-05], "b": [2.44279164128332e-08, 1.9247486697176e-08, 3.30069772798631e-08]},
            {"name": "Olympus E-M1 iso 500", "iso": 500, "a": [1.69949600260163e-05, 1.09593490350519e-05, 2.96274859745454e-05], "b": [3.07375991590068e-08, 2.48470813223883e-08, 4.23656097822847e-08]},
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            {"name": "Olympus E-M1 iso 800", "iso": 800, "a": [2.66852185305474e-05, 1.73226524383083e-05, 4.73030454880297e-05], "b": [5.27120834585534e-08, 4.29284998660963e-08, 7.09907402619808e-08]},
            {"name": "Olympus E-M1 iso 1000", "iso": 1000, "a": [3.40225110143011e-05, 2.20731050564408e-05, 5.9213687825035e-05], "b": [7.11844413191646e-08, 5.68934899896266e-08, 9.18760638122351e-08]},
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            {"name": "Olympus E-M1 iso 1600", "iso": 1600, "a": [5.27923446436706e-05, 3.46016784719241e-05, 9.38528910529107e-05], "b": [1.18542118886949e-07, 9.97292075228335e-08, 1.48053258500048e-07]},
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            {"name": "Olympus E-M1 iso 5000", "iso": 5000, "a": [0.000165780183117309, 0.000109362367275444, 0.000263268223754436], "b": [5.61815060315291e-07, 5.0807598818653e-07, 1.05686986025883e-06]},
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            {"name": "Olympus E-M1 iso 8000", "iso": 8000, "a": [0.000262385609010228, 0.00017475179693112, 0.000419250122440518], "b": [1.25603178904549e-06, 1.13751715809676e-06, 2.24578441552896e-06]},
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          ]
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        {
          "comment": "olympus e-m10 contributed by Matthias Grocholl",
          "model": "E-M10",
          "profiles": [
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            {"name": "Olympus E-M10 iso 250", "iso": 250, "a": [6.57290921518075e-06, 5.07547535664151e-06, 1.78979830259905e-05], "b": [8.31234437180656e-09, 1.46571193014622e-08, 4.86555935791215e-08]},
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            {"name": "Olympus E-M10 iso 800", "iso": 800, "a": [1.97274205750951e-05, 1.49300120842881e-05, 5.16290589584989e-05], "b": [4.37640260057681e-08, 5.41752067511797e-08, 1.35248326892837e-07]},
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            {"name": "Olympus E-M10 iso 1600", "iso": 1600, "a": [3.95054702261325e-05, 2.98932019899239e-05, 0.000102609631032762], "b": [1.46316418785828e-07, 1.53754825291345e-07, 3.24060815486051e-07]},
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            {"name": "Olympus E-M10 iso 2500", "iso": 2500, "a": [6.33700113749826e-05, 4.7917032118296e-05, 0.000162546352417275], "b": [3.124312513936e-07, 2.95890584688271e-07, 5.54323877042126e-07]},
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            {"skip": true, "name": "E-M10 iso 250", "iso": 250, "a": [9.70922384576952e-06, 4.35499077224943e-06, 7.59421397262083e-06], "b": [1.7816135610543e-08, 8.50915785936426e-09, 1.42795112605054e-08]},
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            {"skip": true, "name": "E-M10 iso 12800", "iso": 12800, "a": [0.000511102953641101, 0.000239894807973159, 0.000417705896112809], "b": [2.74898560580191e-06, 2.19689935241208e-06, 2.85791031067042e-06]},
            {"skip": true, "name": "E-M10 iso 16000", "iso": 16000, "a": [0.00066167522624143, 0.000325184630933552, 0.000556799880314662], "b": [3.72192070337355e-06, 2.98815890324798e-06, 3.85996731877265e-06]},
            {"skip": true, "name": "E-M10 iso 20000", "iso": 20000, "a": [0.000842601940758084, 0.000428148044468382, 0.000722441342166263], "b": [5.15164072818708e-06, 4.24102065540232e-06, 5.32966026522801e-06]},
            {"skip": true, "name": "E-M10 iso 25600", "iso": 25600, "a": [0.00105032860475424, 0.000566752962419451, 0.000920807652403111], "b": [6.7300655062615e-06, 5.55906354084577e-06, 6.97320979108275e-06]}
          ]
        },
        {
          "comment": "olympus omd-e5 contributed by matt feifarek",
          "model": "E-M5",
          "profiles": [
            {"name": "Olympus E-M5 iso 200", "iso": 200, "a": [3.99985740365396e-06, 3.99985740365396e-06, 3.99985740365396e-06], "b": [-1.30374418360161e-07, -1.30374418360161e-07, -1.30374418360161e-07]},
            {"name": "Olympus E-M5 iso 400", "iso": 400, "a": [7.17225384650838e-06, 7.17225384650838e-06, 7.17225384650838e-06], "b": [-1.15696430190777e-07, -1.15696430190777e-07, -1.15696430190777e-07]},
            {"name": "Olympus E-M5 iso 800", "iso": 800, "a": [1.39777063155836e-05, 1.39777063155836e-05, 1.39777063155836e-05], "b": [-2.42337675961104e-07, -2.42337675961104e-07, -2.42337675961104e-07]},
            {"name": "Olympus E-M5 iso 1600", "iso": 1600, "a": [2.64695429520035e-05, 2.64695429520035e-05, 2.64695429520035e-05], "b": [-1.48010933567677e-07, -1.48010933567677e-07, -1.48010933567677e-07]},
            {"name": "Olympus E-M5 iso 3200", "iso": 3200, "a": [5.05148160339341e-05, 5.05148160339341e-05, 5.05148160339341e-05], "b": [1.86795334545125e-07, 1.86795334545125e-07, 1.86795334545125e-07]},
            {"name": "Olympus E-M5 iso 6400", "iso": 6400, "a": [9.86709410704645e-05, 9.86709410704645e-05, 9.86709410704645e-05], "b": [1.04469073600282e-06, 1.04469073600282e-06, 1.04469073600282e-06]},
            {"name": "Olympus E-M5 iso 12800", "iso": 12800, "a": [0.000197400445449016, 0.000197400445449016, 0.000197400445449016], "b": [3.8799676106741e-06, 3.8799676106741e-06, 3.8799676106741e-06]},
            {"name": "Olympus E-M5 iso 25600", "iso": 25600, "a": [0.000398880680356815, 0.000398880680356815, 0.000398880680356815], "b": [1.52202902674769e-05, 1.52202902674769e-05, 1.52202902674769e-05]}
          ]
        },
        {
          "comment": "olympus e-p2 contributed by Damjan Vrencur",
          "model": "E-P2",
          "profiles": [
            {"name": "Olympus E-P2 iso 100", "iso": 100, "a": [9.77938622752664e-06, 5.50631328403374e-06, 7.93222949932615e-06], "b": [-9.84226935907546e-08, 8.81250381399964e-09, 1.20170803975941e-07]},
            {"name": "Olympus E-P2 iso 200", "iso": 200, "a": [9.96687630163281e-06, 5.54964450649148e-06, 8.25379144519012e-06], "b": [-4.26343622260664e-08, -2.70430059162575e-08, 3.13041519470428e-08]},
            {"name": "Olympus E-P2 iso 400", "iso": 400, "a": [1.78676694231019e-05, 9.37782111270381e-06, 1.41124841952903e-05], "b": [1.90133132211059e-08, 1.4860011508442e-07, 2.9166085183925e-07]},
            {"name": "Olympus E-P2 iso 800", "iso": 800, "a": [3.32414951341578e-05, 1.74381147818894e-05, 2.72952685162943e-05], "b": [4.2653528547826e-07, 5.87051568572042e-07, 7.38032043111424e-07]},
            {"name": "Olympus E-P2 iso 1600", "iso": 1600, "a": [6.29672283506924e-05, 3.12004382551687e-05, 4.92714689561855e-05], "b": [2.68133434050926e-06, 3.17217124979968e-06, 3.88552559539031e-06]},
            {"name": "Olympus E-P2 iso 3200", "iso": 3200, "a": [0.000127477964247651, 6.21727330399859e-05, 0.000101041381234184], "b": [1.12422239925038e-05, 1.24409126387774e-05, 1.4407158890129e-05]},
            {"name": "Olympus E-P2 iso 6400", "iso": 6400, "a": [0.000298721601371108, 0.000133634030218994, 0.000220677683810357], "b": [4.09683079298609e-05, 4.53566871489171e-05, 5.36590292460859e-05]}
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        {
          "comment": "olympus e-p3 contributed by ant, iso 12800 broken (preprocessed)",
          "model": "E-P3",
          "profiles": [
            {"name": "Olympus E-P3 iso 200", "iso": 200, "a": [6.15619918647734e-06, 4.16020947791911e-06, 1.21801608203362e-05], "b": [7.25094207967001e-08, 5.69489016626155e-08, 7.45895121802068e-08]},
            {"name": "Olympus E-P3 iso 250", "iso": 250, "a": [7.81898768604687e-06, 5.28878613776943e-06, 1.54604526263279e-05], "b": [1.10357123189981e-07, 8.69266150035675e-08, 1.13950989485014e-07]},
            {"name": "Olympus E-P3 iso 320", "iso": 320, "a": [1.00886647020904e-05, 6.8243148116244e-06, 1.96622611945243e-05], "b": [1.67234521776807e-07, 1.30112672716952e-07, 1.73289655863266e-07]},
            {"name": "Olympus E-P3 iso 400", "iso": 400, "a": [1.24101561717391e-05, 8.38350506350029e-06, 2.42647881113207e-05], "b": [1.34530361017604e-07, 1.02553327050412e-07, 1.41457608242855e-07]},
            {"name": "Olympus E-P3 iso 500", "iso": 500, "a": [1.59201199847706e-05, 1.07262243112729e-05, 3.10816730123436e-05], "b": [2.0135977070011e-07, 1.52253676705687e-07, 2.09986144397725e-07]},
            {"name": "Olympus E-P3 iso 640", "iso": 640, "a": [2.05306581744876e-05, 1.38279753461943e-05, 4.00179793810831e-05], "b": [3.087453026887e-07, 2.33199279044475e-07, 3.226826125255e-07]},
            {"name": "Olympus E-P3 iso 800", "iso": 800, "a": [2.57099104036087e-05, 1.72574605095918e-05, 5.00741191950761e-05], "b": [3.07519548381373e-07, 2.24485399286868e-07, 3.22142852527639e-07]},
            {"name": "Olympus E-P3 iso 1000", "iso": 1000, "a": [3.33635403960771e-05, 2.24853604993404e-05, 6.51359690731164e-05], "b": [4.65014325838843e-07, 3.38375965862234e-07, 4.82666963273052e-07]},
            {"name": "Olympus E-P3 iso 1250", "iso": 1250, "a": [4.34896899521553e-05, 2.93565396110127e-05, 8.53535145821489e-05], "b": [7.09694464892971e-07, 5.13438393537708e-07, 7.21673128077861e-07]},
            {"name": "Olympus E-P3 iso 1600", "iso": 1600, "a": [5.71555013842648e-05, 3.87463835144703e-05, 0.000112651260318146], "b": [1.03075607821111e-06, 7.34037118210004e-07, 1.04287535897745e-06]},
            {"name": "Olympus E-P3 iso 2000", "iso": 2000, "a": [7.58561920977265e-05, 5.12543770990082e-05, 0.000148126209208589], "b": [1.58392740408294e-06, 1.14092885289175e-06, 1.58422881976866e-06]},
            {"name": "Olympus E-P3 iso 2500", "iso": 2500, "a": [0.000103020890723356, 6.93761610317161e-05, 0.000200759322626083], "b": [2.42231430600711e-06, 1.77705395663356e-06, 2.42222785795237e-06]},
            {"name": "Olympus E-P3 iso 3200", "iso": 3200, "a": [0.000139022447497922, 9.51452670802385e-05, 0.000281853048076324], "b": [3.2861051113083e-06, 2.33650456481839e-06, 3.21644290978257e-06]},
            {"name": "Olympus E-P3 iso 4000", "iso": 4000, "a": [0.000194444320275143, 0.000131723176400371, 0.000377253618720688], "b": [4.93510772555196e-06, 3.55872382802495e-06, 4.85435280169394e-06]},
            {"name": "Olympus E-P3 iso 5000", "iso": 5000, "a": [0.00027421073430683, 0.000185869916330069, 0.000533961137110812], "b": [7.42542963742729e-06, 5.40034884621189e-06, 7.31688737222079e-06]},
            {"name": "Olympus E-P3 iso 6400", "iso": 6400, "a": [0.000416245723012963, 0.000285488220218586, 0.00081714186637563], "b": [1.02153704384536e-05, 7.15132496746668e-06, 9.85486201466949e-06]},
            {"name": "Olympus E-P3 iso 8000", "iso": 8000, "a": [0.000550918659775735, 0.000372167266873588, 0.00104533251833112], "b": [1.57486117564577e-05, 1.11949429779954e-05, 1.48399125020925e-05]},
            {"name": "Olympus E-P3 iso 10000", "iso": 10000, "a": [0.000813898850690959, 0.000561809727452035, 0.00150245251136926], "b": [2.3138173944301e-05, 1.64745381974565e-05, 2.11134550786376e-05]},
            {"name": "Olympus E-P3 iso 12800", "iso": 12800, "a": [0.00124589714428727, 0.000886354074331235, 0.00219189965905086], "b": [3.09863460565562e-05, 2.10625721213607e-05, 2.74646287687619e-05]}
          ]
        },
        {
          "comment": "e-p5 contributed by Šarūnas Burdulis",
          "model": "E-P5",
          "profiles": [
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            {"name": "E-P5 iso 400", "iso": 400, "a": [8.79196585693953e-06, 6.0451074490067e-06, 2.18928022664526e-05], "b": [9.2287290694546e-09, 9.24424339808321e-09, 9.3121174493834e-09]},
            {"name": "E-P5 iso 800", "iso": 800, "a": [1.72595605211618e-05, 1.20895771512538e-05, 4.01515101259297e-05], "b": [3.72871327780471e-08, 3.69904019483584e-08, 3.32124861745686e-08]},
            {"name": "E-P5 iso 1600", "iso": 1600, "a": [3.39098987943641e-05, 2.35835757482078e-05, 8.42291304562986e-05], "b": [8.41995473924947e-08, 7.96942947904391e-08, 6.15005490450759e-08]},
            {"name": "E-P5 iso 3200", "iso": 3200, "a": [6.76742155751256e-05, 4.66255556860827e-05, 0.000157537837512825], "b": [1.69784888659189e-07, 1.50553545059841e-07, 1.38433046090868e-07]},
            {"name": "E-P5 iso 6400", "iso": 6400, "a": [0.000143270663151196, 9.66580877222035e-05, 0.000202777942402011], "b": [5.19903305586228e-07, 3.88751573820206e-07, 3.97412347905325e-07]},
            {"name": "E-P5 iso 12800", "iso": 12800, "a": [0.000345614826971133, 0.000227031925496519, 0.000675223064024569], "b": [1.0309225954864e-06, 7.21940149262258e-07, 6.81182785094836e-07]},
            {"name": "E-P5 iso 25600", "iso": 25600, "a": [0.000780194779414176, 0.00048494583493821, 0.0010491083055152], "b": [4.42488280465472e-06, 3.650628183402e-06, 3.17628654862959e-06]}
          ]
        },
        {
          "comment": "e-p7 contributed by sarunas",
          "model": "E-P7",
          "profiles": [
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            {"name": "E-P7 iso 400", "iso": 400, "a": [1.25348616080975e-05, 5.06118894754476e-06, 1.26930844754045e-05], "b": [1.44875182494616e-08, 1.01291680102376e-08, 1.46068777075384e-08]},
            {"name": "E-P7 iso 800", "iso": 800, "a": [2.46821178473961e-05, 9.9346706294085e-06, 2.49845903783353e-05], "b": [3.14833816148721e-08, 2.43250809737711e-08, 3.21550241743548e-08]},
            {"name": "E-P7 iso 1600", "iso": 1600, "a": [4.87802404364331e-05, 1.94816060495115e-05, 4.91387162530736e-05], "b": [7.38688579860476e-08, 5.62048676161688e-08, 7.36304334015973e-08]},
            {"name": "E-P7 iso 3200", "iso": 3200, "a": [9.59341791643084e-05, 3.85354771738725e-05, 9.70754286798067e-05], "b": [1.30512713383963e-07, 9.37120942683036e-08, 1.25492089653434e-07]},
            {"name": "E-P7 iso 6400", "iso": 6400, "a": [0.000194316665036163, 7.77742060963611e-05, 0.0001967323424605], "b": [2.81850007796995e-07, 1.98848520973078e-07, 2.68323340137056e-07]},
            {"name": "E-P7 iso 12800", "iso": 12800, "a": [0.000401634434675095, 0.000159840051480087, 0.000405293613649797], "b": [7.01852562797397e-07, 5.69195293912447e-07, 6.75352693308946e-07]},
            {"name": "E-P7 iso 25600", "iso": 25600, "a": [0.000856113166415105, 0.000335911997018429, 0.000860002423173523], "b": [1.89348481157633e-06, 1.7200523630709e-06, 1.93627641328501e-06]}
          ]
        },
        {
          "comment": "olympus e-pl1 contributed by José Carlos R. Casimiro",
          "model": "E-PL1",
          "profiles": [
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            {"name": "Olympus E-PL1 iso 200", "iso": 200, "a": [6.17771627349177e-06, 6.17771627349177e-06, 6.17771627349177e-06], "b": [-1.94243887646926e-07, -1.94243887646926e-07, -1.94243887646926e-07]},
            {"name": "Olympus E-PL1 iso 400", "iso": 400, "a": [1.00980942726634e-05, 1.00980942726634e-05, 1.00980942726634e-05], "b": [-8.10099319236512e-08, -8.10099319236512e-08, -8.10099319236512e-08]},
            {"name": "Olympus E-PL1 iso 800", "iso": 800, "a": [1.78191571180193e-05, 1.78191571180193e-05, 1.78191571180193e-05], "b": [3.41992783976417e-07, 3.41992783976417e-07, 3.41992783976417e-07]},
            {"name": "Olympus E-PL1 iso 1600", "iso": 1600, "a": [1.78191571180193e-05, 1.78191571180193e-05, 1.78191571180193e-05], "b": [3.41992783976417e-07, 3.41992783976417e-07, 3.41992783976417e-07]},
            {"name": "Olympus E-PL1 iso 3200", "iso": 3200, "a": [6.38579880360713e-05, 6.38579880360713e-05, 6.38579880360713e-05], "b": [6.71632186716273e-06, 6.71632186716273e-06, 6.71632186716273e-06]}
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        },
        {
          "comment": "olympus e-pl2 contributed by Urs Schutz",
          "model": "E-PL2",
          "profiles": [
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            {"name": "E-PL2 iso 400", "iso": 400, "a": [1.40499152872468e-05, 9.85356529568553e-06, 1.56202315056903e-05], "b": [1.38053773647176e-07, 1.05705954559186e-07, 1.30458775902424e-07]},
            {"name": "E-PL2 iso 800", "iso": 800, "a": [2.95547678982877e-05, 1.81224982085093e-05, 2.88031054723477e-05], "b": [3.16852143058334e-07, 2.56433741339548e-07, 3.19222314494574e-07]},
            {"name": "E-PL2 iso 1600", "iso": 1600, "a": [6.85619743579416e-05, 3.40100249948929e-05, 5.45722211445395e-05], "b": [8.86555121241657e-07, 7.76911509545224e-07, 9.41808653334525e-07]},
            {"name": "E-PL2 iso 3200", "iso": 3200, "a": [0.000183240622375314, 7.26925410940567e-05, 0.000116929049093393], "b": [2.40069611217306e-06, 2.06977539048519e-06, 2.62820526272223e-06]},
            {"name": "E-PL2 iso 6400", "iso": 6400, "a": [0.000423209946241346, 0.000167041599646668, 0.000379781926017424], "b": [8.00812348699607e-06, 7.10536338988602e-06, 8.14090508892091e-06]}
          ]
        },
        {
          "comment": "olympus e-pl3 contributed by Jens Steinbeisser",
          "model": "E-PL3",
          "profiles": [
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            {"name": "E-PL3 iso 250", "iso": 250, "a": [1.24357957318096e-05, 5.71541914170966e-06, 9.47025575026741e-06], "b": [1.11701131341433e-07, 9.39806666898533e-08, 1.23037863445251e-07]},
            {"name": "E-PL3 iso 320", "iso": 320, "a": [1.54006301358705e-05, 7.08978825728306e-06, 1.17714481541063e-05], "b": [1.78196381598491e-07, 1.50354035217776e-07, 1.92977961043148e-07]},
            {"name": "E-PL3 iso 400", "iso": 400, "a": [1.91809766677074e-05, 8.74470379780789e-06, 1.47527835314172e-05], "b": [1.41460395732348e-07, 1.2084665268008e-07, 1.59784576783736e-07]},
            {"name": "E-PL3 iso 500", "iso": 500, "a": [2.42199310859993e-05, 1.10626515275872e-05, 1.85141327482797e-05], "b": [2.10300759305435e-07, 1.76640145964451e-07, 2.30683188833935e-07]},
            {"name": "E-PL3 iso 640", "iso": 640, "a": [3.03211559568747e-05, 1.37641720060717e-05, 2.31580819578689e-05], "b": [3.19701310896854e-07, 2.67702827261146e-07, 3.45656586952576e-07]},
            {"name": "E-PL3 iso 800", "iso": 800, "a": [3.92210804519605e-05, 1.76100184822402e-05, 2.95464230017441e-05], "b": [3.21093454142328e-07, 2.60703547873467e-07, 3.44250269284529e-07]},
            {"name": "E-PL3 iso 1000", "iso": 1000, "a": [4.98329411884353e-05, 2.20859385157242e-05, 3.72073224538827e-05], "b": [5.0175776791942e-07, 4.17648389291597e-07, 5.32626037811549e-07]},
            {"name": "E-PL3 iso 1250", "iso": 1250, "a": [6.5030863743382e-05, 2.8645249509537e-05, 4.76051644909123e-05], "b": [7.41743111563422e-07, 6.2210016178042e-07, 7.83906286499147e-07]},
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        {
          "comment": "olympus e-pl6 copied from e-pl5",
          "model": "E-PL6",
          "profiles": [
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          "comment": "olympus e-pl5 contributed by Rico Wendrock",
          "model": "E-PL5",
          "profiles": [
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          "comment": "olympus e-pl7 contributed by root",
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          "comment": "e-pl8 contributed by toomas",
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            {"name": "E-PL9 iso 16000", "iso": 16000, "a": [0.000744053674208336, 0.000427910067087691, 0.000860155134842773], "b": [8.67389943517992e-07, 7.56743515388614e-07, 7.30524680580708e-07]},
            {"name": "E-PL9 iso 20000", "iso": 20000, "a": [0.00105597317494787, 0.000635167471802345, 0.00118555538443252], "b": [1.26374269388052e-06, 1.01603142929538e-06, 9.36552459766163e-07]},
            {"name": "E-PL9 iso 25600", "iso": 25600, "a": [0.00142607395988896, 0.000888489480066742, 0.00159323659997853], "b": [1.84542361406605e-06, 1.53455086557347e-06, 1.38193334471362e-06]}
          ]
        },
        {
          "comment": "olympus e-pm1, iso > 1600 is preprocessed and works suboptimally. contributed by Rodney Heyd",
          "model": "E-PM1",
          "profiles": [
            {"name": "Olympus E-PM1 iso 200", "iso": 200, "a": [8.66652261559245e-06, 4.35087917998192e-06, 7.69389371981886e-06], "b": [8.34855168661318e-08, 6.95534914139979e-08, 9.7717261649068e-08]},
            {"name": "Olympus E-PM1 iso 250", "iso": 250, "a": [1.07851798254364e-05, 5.40239731359464e-06, 9.53269082266039e-06], "b": [1.27544880488124e-07, 1.05646088912587e-07, 1.46003664623085e-07]},
            {"name": "Olympus E-PM1 iso 320", "iso": 320, "a": [1.35215383719135e-05, 6.97337209100638e-06, 1.19251535927031e-05], "b": [2.01204609434355e-07, 1.63770013175513e-07, 2.25958058395147e-07]},
            {"name": "Olympus E-PM1 iso 400", "iso": 400, "a": [1.67160191317563e-05, 8.21088649866628e-06, 1.45506894816976e-05], "b": [1.63101940047005e-07, 1.3769898362322e-07, 1.99528945110646e-07]},
            {"name": "Olympus E-PM1 iso 500", "iso": 500, "a": [2.09648681507859e-05, 1.03157654413783e-05, 1.83575856708931e-05], "b": [2.53271127944652e-07, 2.10757223864688e-07, 2.96829711247901e-07]},
            {"name": "Olympus E-PM1 iso 640", "iso": 640, "a": [2.62525965568347e-05, 1.27055247070234e-05, 2.25336547959266e-05], "b": [3.94498039548274e-07, 3.28722040201453e-07, 4.47089124475814e-07]},
            {"name": "Olympus E-PM1 iso 800", "iso": 800, "a": [3.38620752429216e-05, 1.64241990922245e-05, 2.91888110396548e-05], "b": [4.35864587523108e-07, 3.59668739974078e-07, 5.07835974370017e-07]},
            {"name": "Olympus E-PM1 iso 1000", "iso": 1000, "a": [4.26673909490675e-05, 2.06801406251036e-05, 3.71663646941301e-05], "b": [6.72127806461744e-07, 5.64816219862707e-07, 7.42705794590336e-07]},
            {"name": "Olympus E-PM1 iso 1250", "iso": 1250, "a": [5.43496075628852e-05, 2.58589768174911e-05, 4.60976752036865e-05], "b": [1.05551975026376e-06, 8.7575288619518e-07, 1.13548376520419e-06]},
            {"name": "Olympus E-PM1 iso 1600", "iso": 1600, "a": [6.52074691615036e-05, 3.16064110161702e-05, 5.66526583972657e-05], "b": [1.50598759853095e-06, 1.2610387708201e-06, 1.55824947057983e-06]},
            {"name": "Olympus E-PM1 iso 2000", "iso": 2000, "a": [8.6100393518731e-05, 4.11674468316151e-05, 7.43486587308852e-05], "b": [2.20517892622213e-06, 1.87974673151666e-06, 2.22588245616624e-06]},
            {"name": "Olympus E-PM1 iso 2500", "iso": 2500, "a": [0.000112435193863964, 5.36164166992351e-05, 9.76027097028646e-05], "b": [3.22712528983639e-06, 2.76426841503141e-06, 3.22427947447836e-06]},
            {"name": "Olympus E-PM1 iso 3200", "iso": 3200, "a": [0.000147198255068724, 6.99869395357261e-05, 0.000129175217047646], "b": [4.30408591639975e-06, 3.72126270409099e-06, 4.15859451736954e-06]},
            {"name": "Olympus E-PM1 iso 4000", "iso": 4000, "a": [0.000197800769253332, 9.34255973793394e-05, 0.000172210126188477], "b": [6.29970632912779e-06, 5.46817614866052e-06, 6.09879881278941e-06]},
            {"name": "Olympus E-PM1 iso 5000", "iso": 5000, "a": [0.00027023221991854, 0.000126939257045243, 0.000235092329657128], "b": [9.10067213148147e-06, 7.88807441560908e-06, 8.77810437980563e-06]},
            {"name": "Olympus E-PM1 iso 6400", "iso": 6400, "a": [0.000384139531187656, 0.000182471033736721, 0.000332754493761912], "b": [1.16098939281632e-05, 9.81981297422856e-06, 1.11763398026721e-05]},
            {"name": "Olympus E-PM1 iso 8000", "iso": 8000, "a": [0.000552257273320099, 0.000260976593322883, 0.000474047354143049], "b": [1.66575901170245e-05, 1.38762689895813e-05, 1.62264374256839e-05]},
            {"name": "Olympus E-PM1 iso 10000", "iso": 10000, "a": [0.000790426440028207, 0.000375511081823265, 0.000682258358364149], "b": [2.4170841395407e-05, 1.99499114447758e-05, 2.39146058594996e-05]},
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        {
          "comment": "e-pm2 contributed by jus10",
          "model": "E-PM2",
          "profiles": [
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            {"name": "E-PM2 iso 250", "iso": 250, "a": [7.96208019499648e-06, 4.13742065989976e-06, 1.07688105219466e-05], "b": [1.60860948306174e-08, 1.11405383333141e-08, 2.65540736827734e-08]},
            {"name": "E-PM2 iso 320", "iso": 320, "a": [9.98649481944656e-06, 5.22351057281616e-06, 1.40117249064355e-05], "b": [2.18634945172153e-08, 1.94844197172106e-08, 3.02124250436831e-08]},
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            {"name": "E-PM2 iso 1000", "iso": 1000, "a": [3.04823174248449e-05, 1.60410153220596e-05, 4.27559145892132e-05], "b": [5.25506510997649e-08, 4.72998947747651e-08, 1.0555931683475e-07]},
            {"name": "E-PM2 iso 1250", "iso": 1250, "a": [3.87450543857026e-05, 2.03948954803963e-05, 5.44157895934124e-05], "b": [6.24134274627166e-08, 5.87717375880586e-08, 1.40901369441057e-07]},
            {"name": "E-PM2 iso 1600", "iso": 1600, "a": [4.91020928933339e-05, 2.590027506241e-05, 6.91968640228541e-05], "b": [8.35488849558302e-08, 8.40720718761059e-08, 1.91368944780754e-07]},
            {"name": "E-PM2 iso 2000", "iso": 2000, "a": [6.22739690615603e-05, 3.30233237378103e-05, 8.78498193911412e-05], "b": [1.08693245649364e-07, 1.09592715118491e-07, 2.6778616539905e-07]},
            {"name": "E-PM2 iso 2500", "iso": 2500, "a": [7.85655626316889e-05, 4.1244070199053e-05, 0.000110694786529146], "b": [1.92347947569524e-07, 1.57584779269588e-07, 3.37481575247699e-07]},
            {"name": "E-PM2 iso 3200", "iso": 3200, "a": [9.98574322899263e-05, 5.24824403753808e-05, 0.000141244999225554], "b": [3.16144418489722e-07, 2.63910050681571e-07, 4.0908285832032e-07]},
            {"name": "E-PM2 iso 4000", "iso": 4000, "a": [0.000126355289035017, 6.57850331708993e-05, 0.000178366672406672], "b": [4.66159343311493e-07, 4.15354863543532e-07, 6.13202301464916e-07]},
            {"name": "E-PM2 iso 5000", "iso": 5000, "a": [0.000158743172918478, 8.30904580078849e-05, 0.000223517454436979], "b": [7.07167961446325e-07, 5.9614645761402e-07, 8.78455786630091e-07]},
            {"name": "E-PM2 iso 6400", "iso": 6400, "a": [0.000194948550783692, 9.92555971050685e-05, 0.000281448806729002], "b": [8.50721022790394e-07, 9.12575957694149e-07, 6.5849434904946e-07]},
            {"name": "E-PM2 iso 8000", "iso": 8000, "a": [0.000248395431035001, 0.000127379978284694, 0.000370401565158133], "b": [1.25755326914943e-06, 1.36723102991089e-06, 9.20749879928615e-07]},
            {"name": "E-PM2 iso 10000", "iso": 10000, "a": [0.000319415088268893, 0.000160434354006209, 0.000477516924682347], "b": [1.68752795335256e-06, 1.94805331573133e-06, 1.2114083568632e-06]},
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            {"name": "E-PM2 iso 16000", "iso": 16000, "a": [0.000519588081309237, 0.000258644194548998, 0.000791197339499262], "b": [3.63295323929529e-06, 4.26034263544308e-06, 2.38364257371101e-06]},
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            {"name": "E-PM2 iso 25600", "iso": 25600, "a": [0.000951829070819717, 0.000480740112060594, 0.00137943259475544], "b": [6.6069466142896e-06, 7.5036032956616e-06, 4.60056236338553e-06]}
          ]
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        {
          "comment": "tg-4 contributed by Ralf Brown",
          "model": "TG-4",
          "profiles": [
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        {
          "comment": "tg-5 contributed by robin",
          "model": "TG-5",
          "profiles": [
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            {"name": "TG-5 iso 1600", "iso": 1600, "a": [0.000335449221207291, 0.000168106463076016, 0.000306918122539736], "b": [1.59644260783295e-06, 1.65220415575278e-06, 1.73441913779852e-06]},
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            {"name": "TG-5 iso 5000", "iso": 5000, "a": [0.00127112413361169, 0.000631360459185798, 0.00115121353725858], "b": [7.09631002212757e-06, 8.71696663567096e-06, 7.73608617335976e-06]},
            {"name": "TG-5 iso 6400", "iso": 6400, "a": [0.00164083132510952, 0.000833628133227187, 0.00152498730386652], "b": [1.00587414477452e-05, 1.20854018728139e-05, 1.04603027513583e-05]},
            {"name": "TG-5 iso 8000", "iso": 8000, "a": [0.00220469799209613, 0.0011392897654941, 0.00201989233226813], "b": [1.25639453635775e-05, 1.5826841825469e-05, 1.37616758934013e-05]},
            {"name": "TG-5 iso 10000", "iso": 10000, "a": [0.0028124910597476, 0.00154418314265393, 0.00278662503391174], "b": [1.75975951504283e-05, 2.12268230876434e-05, 1.66146917408774e-05]},
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        {
          "comment": "tg-6 contributed by sami",
          "model": "TG-6",
          "profiles": [
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          "comment": "olympus xz-1 contributed by Jon Leighton",
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            {"name": "DC-GX9 iso 25600", "iso": 25600, "a": [0.000745063499514997, 0.000300467303804628, 0.000554132687689208], "b": [1.00117622455606e-06, 1.41416865519005e-06, 1.21009854266731e-06]}
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        },
        {
          "comment": "dc-gx800 aka dc-gx850 aka dc-gf9 contributed by christian",
          "model": "DC-GF9",
          "profiles": [
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            {"name": "DC-GF9 iso 200", "iso": 200, "a": [1.50015674109335e-05, 5.50497521025816e-06, 9.16866802704804e-06], "b": [8.84265610205379e-09, 8.81359720360228e-09, 1.04239640698532e-08]},
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            {"name": "DC-GF9 iso 800", "iso": 800, "a": [5.84202609760504e-05, 2.1400391483641e-05, 3.56408673350305e-05], "b": [2.36199374296278e-08, 3.24363883160909e-08, 3.35201222300374e-08]},
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            {"name": "DC-GF9 iso 6400", "iso": 6400, "a": [0.000444893108990521, 0.000166485475983186, 0.000275345062806006], "b": [2.79809973744478e-07, 2.3669240251719e-07, 2.88703270715028e-07]},
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        {
          "comment": "dmc-fz35 contributed by joseph",
          "model": "DMC-FZ35",
          "profiles": [
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          "comment": "dmc-fz200 contributed by benjamin",
          "model": "DMC-FZ200",
          "profiles": [
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            {"name": "DMC-FZ200 iso 2000", "iso": 2000, "a": [0.000832943754038066, 0.000380690446383347, 0.000739274110615239], "b": [2.64114409069431e-06, 3.71755259931884e-06, 3.25078794515805e-06]},
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            {"name": "DMC-FZ200 iso 6400", "iso": 6400, "a": [0.00282090944895829, 0.00146004344332525, 0.00258040794166985], "b": [1.00172110338205e-05, 1.28476885952693e-05, 1.12623532269612e-05]}
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        {
          "comment": "dmc-fz300 contributed by thoren",
          "model": "DMC-FZ300",
          "profiles": [
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            {"name": "DMC-FZ300 iso 6400", "iso": 6400, "a": [0.000699844253930234, 0.000592142307371188, 0.00170234413263587], "b": [5.18523310010263e-06, 3.91291260483886e-06, 2.25261406894116e-06]}
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        {
          "comment": "dmc-fz330 is the same as dmc-fz300",
          "model": "DMC-FZ330",
          "profiles": [
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            {"name": "DMC-FZ330 iso 6400", "iso": 6400, "a": [0.000699844253930234, 0.000592142307371188, 0.00170234413263587], "b": [5.18523310010263e-06, 3.91291260483886e-06, 2.25261406894116e-06]}
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        {
          "comment": "DMC-GF7 contributed by Grzegorz Rakoczy",
          "model": "DMC-GF7",
          "profiles": [
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            {"name": "DMC-GF7 iso 800", "iso": 800, "a": [5.37719005216738e-05, 2.2073874914463e-05, 4.15644382720511e-05], "b": [1.12883369427254e-07, 1.00731875154232e-07, 1.67201646473996e-07]},
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        {
          "comment": "dc-fz10002 contributed by 666Shadowlord666 and Johnny_Bit",
          "model": "DC-FZ10002",
          "profiles": [
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        {
          "comment": "panasonic dmc-g2, contributed by bruce albert, blue is off",
          "model": "DMC-G2",
          "profiles": [
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        {
          "comment": "panasonic g3 contributed by thouks, red broken",
          "model": "DMC-G3",
          "profiles": [
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        {
          "comment": "panasonic g5 contributed by thouks, blue broken",
          "model": "DMC-G5",
          "profiles": [
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        {
          "comment": "pana dmc g6 by Bernhard Kappler",
          "model": "DMC-G6",
          "profiles": [
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        {
          "comment": "dmc-g7 contributed by Brune Wayce",
          "model": "DMC-G7",
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            {"name": "DMC-G7 iso 12800", "iso": 12800, "a": [0.000557154125057908, 0.000339430368259723, 0.000269155365990723], "b": [9.67653327157297e-07, 9.6873783683611e-07, 1.76077351391906e-06]},
            {"name": "DMC-G7 iso 16000", "iso": 16000, "a": [0.000729237799189713, 0.000442243874025069, 0.000341113312766246], "b": [1.27247917982547e-06, 1.24464872636741e-06, 2.52084277406665e-06]},
            {"name": "DMC-G7 iso 20000", "iso": 20000, "a": [0.000932021659790602, 0.000559208203498475, 0.000421983508891334], "b": [1.8156836455047e-06, 1.75243409378314e-06, 3.88649130804095e-06]},
            {"name": "DMC-G7 iso 25600", "iso": 25600, "a": [0.0011970364448012, 0.000709277213093577, 0.00053519563148529], "b": [2.5530559338506e-06, 2.58843398197405e-06, 5.90796558627605e-06]}
          ]
        },
        {
          "comment": "dmc-g8 contributed by as",
          "model": "DMC-G8",
          "profiles": [
            {"name": "DMC-G8 iso 200", "iso": 200, "a": [1.6457885148753e-05, 5.96407355097963e-06, 9.0036018874022e-06], "b": [3.50469964133529e-08, 1.53267206735327e-08, 2.37633399119783e-08]},
            {"name": "DMC-G8 iso 400", "iso": 400, "a": [3.31817995594323e-05, 1.1756275157502e-05, 1.7795927337668e-05], "b": [7.59289312318232e-08, 3.52189151777391e-08, 3.45945299607183e-08]},
            {"name": "DMC-G8 iso 800", "iso": 800, "a": [6.55153122602083e-05, 2.31841377474864e-05, 3.48660115771231e-05], "b": [1.38384299200962e-07, 6.22149442333737e-08, 7.87586979269962e-08]},
            {"name": "DMC-G8 iso 1600", "iso": 1600, "a": [0.000130048658199807, 4.57894366171757e-05, 6.90992255886897e-05], "b": [2.52416116091354e-07, 1.63113908327874e-07, 2.43274092030178e-07]},
            {"name": "DMC-G8 iso 3200", "iso": 3200, "a": [0.000252268448728312, 9.24705957146163e-05, 0.000141188432637081], "b": [4.41621694823397e-07, 4.02991331518758e-07, 5.38392425367706e-07]},
            {"name": "DMC-G8 iso 6400", "iso": 6400, "a": [0.000486594259861383, 0.000185154374251947, 0.000287201316879052], "b": [8.24167471489144e-07, 1.05002062552056e-06, 1.05206698242533e-06]},
            {"name": "DMC-G8 iso 12800", "iso": 12800, "a": [0.00096229982632846, 0.000376215738555015, 0.000589341340009131], "b": [1.77849331305634e-06, 2.55942685498344e-06, 2.24938188971766e-06]},
            {"name": "DMC-G8 iso 25600", "iso": 25600, "a": [0.00187466824521233, 0.000770899026247474, 0.00122484883361645], "b": [4.21839829193094e-06, 5.77590593376944e-06, 5.00155235192097e-06]}
          ]
        },
        {
          "comment": "panasonic gf1 by nicolas dade",
          "model": "DMC-GF1",
          "profiles": [
            {"name": "Panasonic DMC-GF1 iso 100", "iso": 100, "a": [1.04535552878391e-05, 5.45502496125567e-06, 1.07671264778553e-05], "b": [7.58430227413935e-08, 8.86517305345379e-08, 1.04792248085416e-07]},
            {"name": "Panasonic DMC-GF1 iso 125", "iso": 125, "a": [1.33660974945872e-05, 7.43883491244048e-06, 1.41955834296851e-05], "b": [1.02720919579337e-07, -7.21874380860034e-09, 6.71210829756692e-08]},
            {"name": "Panasonic DMC-GF1 iso 160", "iso": 160, "a": [1.74145881201241e-05, 9.41928662795895e-06, 1.82042031627369e-05], "b": [8.88810318020993e-08, 6.96077756208576e-09, 9.81876530240034e-08]},
            {"name": "Panasonic DMC-GF1 iso 200", "iso": 200, "a": [1.97311801234147e-05, 1.03300818158606e-05, 2.03761898239435e-05], "b": [2.06878280289234e-07, 1.98222728988268e-07, 2.29428716199233e-07]},
            {"name": "Panasonic DMC-GF1 iso 250", "iso": 250, "a": [2.54496751221709e-05, 1.31956906919831e-05, 2.6118224824588e-05], "b": [2.16870617764627e-07, 2.04506487500374e-07, 2.53208588554574e-07]},
            {"name": "Panasonic DMC-GF1 iso 320", "iso": 320, "a": [3.20514144136813e-05, 1.67024861309939e-05, 3.29933136679525e-05], "b": [3.47563109674808e-07, 3.57730621126532e-07, 4.77842470428686e-07]},
            {"name": "Panasonic DMC-GF1 iso 400", "iso": 400, "a": [5.15947042393052e-05, 2.12991160119356e-05, 2.81727213865324e-05], "b": [5.41617295850964e-07, 3.96071156252656e-07, 6.01052759326755e-07]},
            {"name": "Panasonic DMC-GF1 iso 500", "iso": 500, "a": [6.29447239666803e-05, 2.67055882766265e-05, 3.58784545544703e-05], "b": [1.05684487186229e-06, 6.61518637141707e-07, 7.32572957408507e-07]},
            {"name": "Panasonic DMC-GF1 iso 640", "iso": 640, "a": [7.71256683840778e-05, 3.33200936565624e-05, 4.57790695089905e-05], "b": [1.79592304221405e-06, 1.09678784347683e-06, 1.06564986116275e-06]},
            {"name": "Panasonic DMC-GF1 iso 800", "iso": 800, "a": [0.000100921487755147, 4.51435026810075e-05, 6.0109237810212e-05], "b": [2.61452929378619e-06, 1.40832279354645e-06, 1.79553574612207e-06]},
            {"name": "Panasonic DMC-GF1 iso 1000", "iso": 1000, "a": [0.000136412761454267, 5.63694706153799e-05, 7.31438579488359e-05], "b": [3.24969700964785e-06, 2.31940240020084e-06, 3.26032669822112e-06]},
            {"name": "Panasonic DMC-GF1 iso 1250", "iso": 1250, "a": [0.00016525459872769, 7.08134943673697e-05, 9.47210128360164e-05], "b": [5.71739603396868e-06, 4.02191357158404e-06, 5.02841512874366e-06]},
            {"name": "Panasonic DMC-GF1 iso 1600", "iso": 1600, "a": [0.000212242436366194, 8.78138515170234e-05, 0.000121981542076272], "b": [8.60819610760796e-06, 6.73642784685995e-06, 7.36798440146139e-06]},
            {"name": "Panasonic DMC-GF1 iso 2000", "iso": 2000, "a": [0.000279968929974892, 0.000112178542367875, 0.000148489328185495], "b": [1.20184023109914e-05, 1.00672262333492e-05, 1.26152441721689e-05]},
            {"name": "Panasonic DMC-GF1 iso 2500", "iso": 2500, "a": [0.000342545378996356, 0.000139708669207157, 0.000188959354218091], "b": [1.93105681190276e-05, 1.66479338346392e-05, 1.96441195845495e-05]},
            {"name": "Panasonic DMC-GF1 iso 3200", "iso": 3200, "a": [0.000456941650563597, 0.000175563573427286, 0.000244623340362466], "b": [2.78449350381569e-05, 2.7250348714179e-05, 3.00689556113699e-05]}
          ]
        },
        {
          "comment": "panasonic dmc gf3 by richard isted, iso 3200 and 6400 are pre-processed in camera and results are suboptimal there. rest is fine.",
          "model": "DMC-GF3",
          "profiles": [
            {"name": "Panasonic DMC-GF3 iso 160", "iso": 160, "a": [2.02350626237294e-05, 8.65976784270689e-06, 1.34218258146732e-05], "b": [9.51454227507865e-08, 7.32022307137317e-08, 9.53154888380488e-08]},
            {"name": "Panasonic DMC-GF3 iso 200", "iso": 200, "a": [2.41648195440764e-05, 1.07312437413445e-05, 1.60582742985123e-05], "b": [9.74146050355725e-08, 7.8434776175889e-08, 9.70457615429697e-08]},
            {"name": "Panasonic DMC-GF3 iso 400", "iso": 400, "a": [4.52387882934033e-05, 1.98511037697891e-05, 2.99799553466259e-05], "b": [2.14679901847439e-07, 1.60523661664973e-07, 2.14794692825462e-07]},
            {"name": "Panasonic DMC-GF3 iso 800", "iso": 800, "a": [9.38257088021957e-05, 4.1623647930152e-05, 6.43000694373224e-05], "b": [6.34491520117409e-07, 4.82178892207265e-07, 6.35731046236163e-07]},
            {"name": "Panasonic DMC-GF3 iso 800", "iso": 800, "a": [9.36040424136415e-05, 4.14476287957258e-05, 6.374263337856e-05], "b": [6.13383691659087e-07, 4.52173305765121e-07, 6.15614674152588e-07]},
            {"name": "Panasonic DMC-GF3 iso 1600", "iso": 1600, "a": [0.000210363139417169, 9.19276975500467e-05, 0.00014819446226543], "b": [1.90724176686859e-06, 1.43695817501097e-06, 1.93171690573701e-06]},
            {"name": "Panasonic DMC-GF3 iso 3200", "iso": 3200, "a": [0.000529516578912191, 0.000238051867665224, 0.000408511059682062], "b": [5.60100338551534e-06, 4.20384956256743e-06, 5.65252949327065e-06]},
            {"name": "Panasonic DMC-GF3 iso 6400", "iso": 6400, "a": [0.001413516477831, 0.000775993642726022, 0.00128681546589859], "b": [1.57217158415014e-05, 1.28106429144672e-05, 1.51128183789506e-05]}
          ]
        },
        {
          "comment": "dmc-gf6 contributed by alex",
          "model": "DMC-GF6",
          "profiles": [
            {"name": "DMC-GF6 iso 160", "iso": 160, "a": [2.14545724466045e-05, 7.47259092815115e-06, 1.3601247035922e-05], "b": [1.1826295600112e-07, 1.16938969612567e-07, 1.20445211751079e-07]},
            {"name": "DMC-GF6 iso 200", "iso": 200, "a": [2.71244575950651e-05, 9.6516869965797e-06, 1.75877613736803e-05], "b": [1.58290300033989e-07, 1.63261023887712e-07, 1.69752471436781e-07]},
            {"name": "DMC-GF6 iso 250", "iso": 250, "a": [3.56408508407724e-05, 1.21896223402181e-05, 2.07563141903689e-05], "b": [1.05971529971183e-07, 9.53811700682901e-08, 1.01013428960155e-07]},
            {"name": "DMC-GF6 iso 320", "iso": 320, "a": [3.94803615716799e-05, 1.4369580201903e-05, 2.5048289444948e-05], "b": [1.68429083265015e-07, 1.45472205862818e-07, 1.72009020405348e-07]},
            {"name": "DMC-GF6 iso 400", "iso": 400, "a": [5.24356632168802e-05, 1.86408868521126e-05, 3.2937973907218e-05], "b": [1.74895930790029e-07, 1.84810591498041e-07, 1.8832853369418e-07]},
            {"name": "DMC-GF6 iso 500", "iso": 500, "a": [7.51448490887979e-05, 2.5053317399603e-05, 4.06046066600393e-05], "b": [1.39410824122171e-07, 1.30916234016172e-07, 1.46465025182102e-07]},
            {"name": "DMC-GF6 iso 640", "iso": 640, "a": [8.02394374646735e-05, 2.82857812143087e-05, 5.02378806532643e-05], "b": [2.08485665446765e-07, 2.03561685200436e-07, 2.12177546524658e-07]},
            {"name": "DMC-GF6 iso 800", "iso": 800, "a": [0.000100528077607965, 3.5828709656902e-05, 6.41514775942801e-05], "b": [2.71885306524999e-07, 2.71667433139521e-07, 2.84996858026829e-07]},
            {"name": "DMC-GF6 iso 1000", "iso": 1000, "a": [0.000135417154687912, 4.73296279706002e-05, 8.00147846619014e-05], "b": [2.39698616993165e-07, 2.30445367120731e-07, 2.5158834157675e-07]},
            {"name": "DMC-GF6 iso 1250", "iso": 1250, "a": [0.0001605440125963, 5.77027738302261e-05, 0.000102727814333225], "b": [3.1903193827905e-07, 3.1356156510064e-07, 3.35650936496313e-07]},
            {"name": "DMC-GF6 iso 1600", "iso": 1600, "a": [0.000198850096638317, 7.32891759218452e-05, 0.000132199485289729], "b": [4.25328703206484e-07, 4.46688780580497e-07, 4.63603266480287e-07]},
            {"name": "DMC-GF6 iso 2000", "iso": 2000, "a": [0.00026085670045132, 9.50883368931898e-05, 0.000170589707730897], "b": [5.17910392051977e-07, 5.84361651325882e-07, 6.07194680361388e-07]},
            {"name": "DMC-GF6 iso 2500", "iso": 2500, "a": [0.000340822968197254, 0.00012345962324505, 0.000221761127446891], "b": [7.32838074582149e-07, 8.68249271365944e-07, 8.96641394275232e-07]},
            {"name": "DMC-GF6 iso 3200", "iso": 3200, "a": [0.000430336840046306, 0.000159623491862814, 0.000291724308248307], "b": [9.24318082993847e-07, 1.15121350590834e-06, 1.1780021722513e-06]},
            {"name": "DMC-GF6 iso 4000", "iso": 4000, "a": [0.000547431885036317, 0.000205125999501128, 0.000366606844155189], "b": [1.30853224854179e-06, 1.70299946846135e-06, 1.78269257293734e-06]},
            {"name": "DMC-GF6 iso 5000", "iso": 5000, "a": [0.000723038586769834, 0.000271774546161919, 0.000494443912075309], "b": [1.71762849741783e-06, 2.33268034547703e-06, 2.38149669443385e-06]},
            {"name": "DMC-GF6 iso 6400", "iso": 6400, "a": [0.000970516832699277, 0.000369971437655289, 0.000683264767159965], "b": [2.20280461575064e-06, 2.80566024505122e-06, 2.78513769699765e-06]},
            {"name": "DMC-GF6 iso 8000", "iso": 8000, "a": [0.00132039629933275, 0.000510224590691167, 0.000928629976595714], "b": [3.09546943563982e-06, 4.06729919859948e-06, 4.04252370676877e-06]},
            {"name": "DMC-GF6 iso 10000", "iso": 10000, "a": [0.00176654569377259, 0.000717773082482875, 0.0012992342473896], "b": [4.34453577311773e-06, 5.51800166838582e-06, 5.42462310712454e-06]},
            {"name": "DMC-GF6 iso 12800", "iso": 12800, "a": [0.00223839767929013, 0.000953493073358831, 0.00167374842121972], "b": [6.45509087603737e-06, 7.98734769591856e-06, 8.41310150445544e-06]}
          ]
        },
        {
          "comment": "panasonic gh2 by moritz moeller",
          "model": "DMC-GH2",
          "profiles": [
            {"name": "Panasonic DMC-GH2 iso 160", "iso": 160, "a": [1.89270205445016e-05, 7.99834828651038e-06, 1.34198040510158e-05], "b": [3.49658480177552e-07, -2.30234231616608e-07, -2.68232880304034e-07]},
            {"skip": true, "name": "Panasonic DMC-GH2 iso 160", "iso": 160, "a": [1.8226797057964e-05, 7.87846452988407e-06, 1.31285277363057e-05], "b": [3.54062609189498e-07, -2.17188521497174e-07, -2.21227854606662e-07]},
            {"skip": true, "name": "Panasonic DMC-GH2 iso 160", "iso": 160, "a": [1.82266738120649e-05, 7.96490109190985e-06, 1.35465509096455e-05], "b": [3.9628402627846e-07, -2.09466532199586e-07, -2.69204283703184e-07]},
            {"name": "Panasonic DMC-GH2 iso 200", "iso": 200, "a": [2.3133162810518e-05, 1.00941325539983e-05, 1.6896695444511e-05], "b": [3.83079498719147e-07, -3.35268465582744e-07, -4.01611430664602e-07]},
            {"skip": true, "name": "Panasonic DMC-GH2 iso 200", "iso": 200, "a": [2.30380650892986e-05, 1.00191241423453e-05, 1.62151078348025e-05], "b": [3.89051137668343e-07, -3.16756968141555e-07, -2.82466349429554e-07]},
            {"skip": true, "name": "Panasonic DMC-GH2 iso 200", "iso": 200, "a": [2.25269336842682e-05, 1.00571116951725e-05, 1.62222542172345e-05], "b": [4.41677614680555e-07, -3.25977516243255e-07, -2.85206786097157e-07]},
            {"name": "Panasonic DMC-GH2 iso 250", "iso": 250, "a": [2.7808276515294e-05, 1.20606559645744e-05, 1.95792160449325e-05], "b": [5.67116892835644e-07, -2.89314709481293e-07, -2.41880686730256e-07]},
            {"skip": true, "name": "Panasonic DMC-GH2 iso 250", "iso": 250, "a": [2.77206834748769e-05, 1.23038730320824e-05, 2.01074054689656e-05], "b": [5.29884033399611e-07, -3.54538358061179e-07, -3.25818009626065e-07]},
            {"skip": true, "name": "Panasonic DMC-GH2 iso 250", "iso": 250, "a": [2.69617196549686e-05, 1.21099358292924e-05, 2.08958609560743e-05], "b": [6.31083277354996e-07, -3.46890551634024e-07, -4.71298689350039e-07]},
            {"name": "Panasonic DMC-GH2 iso 320", "iso": 320, "a": [3.28210859174139e-05, 1.44323843045695e-05, 2.45907448753219e-05], "b": [8.44661662559387e-07, -2.44027655437745e-07, -3.89431927440291e-07]},
            {"skip": true, "name": "Panasonic DMC-GH2 iso 320", "iso": 320, "a": [3.26309695004751e-05, 1.44643846638843e-05, 2.48571299734751e-05], "b": [8.30115629863324e-07, -3.17171907047533e-07, -4.74404102640725e-07]},
            {"skip": true, "name": "Panasonic DMC-GH2 iso 320", "iso": 320, "a": [3.32089063052988e-05, 1.43582354785348e-05, 2.39372554109205e-05], "b": [7.65089906000245e-07, -2.84085668592382e-07, -3.20064084518731e-07]},
            {"name": "Panasonic DMC-GH2 iso 400", "iso": 400, "a": [4.3512514702447e-05, 1.84270542539292e-05, 2.84200427806186e-05], "b": [6.46388898762575e-07, -5.14316896592473e-07, -1.7253515210863e-07]},
            {"skip": true, "name": "Panasonic DMC-GH2 iso 400", "iso": 400, "a": [4.2974751612323e-05, 1.78413242195645e-05, 2.97120433617585e-05], "b": [6.9512267538433e-07, -3.0906420649805e-07, -3.71209661632257e-07]},
            {"skip": true, "name": "Panasonic DMC-GH2 iso 400", "iso": 400, "a": [4.25827084139978e-05, 1.86552768969244e-05, 3.07936488930159e-05], "b": [8.37832659620483e-07, -4.80055360429456e-07, -4.59578004711314e-07]},
            {"name": "Panasonic DMC-GH2 iso 500", "iso": 500, "a": [5.270529542615e-05, 2.1390947025784e-05, 3.53470112894029e-05], "b": [8.82687413624964e-07, -2.80886013633108e-07, -2.17234530960418e-07]},
            {"skip": true, "name": "Panasonic DMC-GH2 iso 500", "iso": 500, "a": [5.16470502808731e-05, 2.0955342410845e-05, 3.63209143612118e-05], "b": [1.06264545555843e-06, -6.19008854996885e-08, -2.98023755866507e-07]},
            {"skip": true, "name": "Panasonic DMC-GH2 iso 500", "iso": 500, "a": [5.18501276643689e-05, 2.24241178649677e-05, 3.61044842423266e-05], "b": [1.05299352665384e-06, -4.88869917771271e-07, -3.23129411575441e-07]},
            {"name": "Panasonic DMC-GH2 iso 640", "iso": 640, "a": [6.29265009678382e-05, 2.61653620986977e-05, 4.44826462803236e-05], "b": [1.23356063250856e-06, -2.44050602964552e-07, -3.65422795247278e-07]},
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        {
          "comment": "panasonic gh4 by martin schitter",
          "model": "DMC-GH4",
          "profiles": [
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            {"name": "DMC-GH4 iso 640", "iso": 640, "a": [2.10675557291628e-05, 1.24530164078382e-05, 4.12026817574144e-05], "b": [2.87462328369865e-08, 3.71766348750053e-08, 1.44556433170918e-07]},
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            {"name": "DMC-GH4 iso 8000", "iso": 8000, "a": [0.000259850556695459, 0.000155058752827724, 0.000503918727407543], "b": [2.68634142168977e-06, 2.40543359942463e-06, 3.71393577749521e-06]},
            {"name": "DMC-GH4 iso 10000", "iso": 10000, "a": [0.000329285829787183, 0.000197769538480885, 0.00064009745134942], "b": [4.04069571950847e-06, 3.68652624717883e-06, 5.49757324127808e-06]},
            {"name": "DMC-GH4 iso 12800", "iso": 12800, "a": [0.00042140545942068, 0.000254409388067434, 0.000810776898795268], "b": [5.9548884178483e-06, 5.34921527021815e-06, 7.40099814834264e-06]},
            {"name": "DMC-GH4 iso 16000", "iso": 16000, "a": [0.000268531127443933, 0.000163864641932368, 0.000517390881528932], "b": [2.3410450579859e-06, 2.00721775796183e-06, 2.8729251850247e-06]},
            {"name": "DMC-GH4 iso 20000", "iso": 20000, "a": [0.000349230909018073, 0.000216416307843024, 0.000668480357195119], "b": [3.34964933542287e-06, 2.92181598705319e-06, 3.96465031328341e-06]},
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        {
          "comment": "dc-gh5 contributed by Marco Amado",
          "model": "DC-GH5",
          "profiles": [
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            {"name": "DC-GH5 iso 200", "iso": 200, "a": [1.25571651566847e-05, 4.8246465816902e-06, 8.47431927400218e-06], "b": [4.95494794183727e-09, 4.93656964420123e-09, 5.32618587453258e-09]},
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            {"name": "DC-GH5 iso 320", "iso": 320, "a": [1.95209429906712e-05, 7.50266283254531e-06, 1.33317278782182e-05], "b": [6.74856748394272e-09, 8.00564380790904e-09, 7.57304138934152e-09]},
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            {"name": "DC-GH5 iso 1000", "iso": 1000, "a": [5.99528933898553e-05, 2.32973020713925e-05, 4.1001809251669e-05], "b": [2.16086909959413e-08, 1.79967623657145e-08, 2.28937273620683e-08]},
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            {"name": "DC-GH5 iso 2500", "iso": 2500, "a": [0.00015228830874335, 5.90996041628359e-05, 0.0001043057173596], "b": [6.78150952521961e-08, 5.93718565561332e-08, 6.55221469570139e-08]},
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            {"name": "DC-GH5 iso 4000", "iso": 4000, "a": [0.000240402459473905, 9.44102059213205e-05, 0.000166624581729895], "b": [1.35483075136854e-07, 1.07010781175769e-07, 1.29087917380352e-07]},
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            {"name": "DC-GH5 iso 8000", "iso": 8000, "a": [0.000481008339038497, 0.000191137724996734, 0.000338557978610589], "b": [3.51446470343649e-07, 3.06479025855641e-07, 3.6602264730467e-07]},
            {"name": "DC-GH5 iso 10000", "iso": 10000, "a": [0.000623700781824073, 0.000247603605295141, 0.000437948709891057], "b": [4.5473479171641e-07, 4.03021957665767e-07, 5.1396618586529e-07]},
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          ]
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        {
          "comment": "dmc-gm1 by thokster",
          "model": "DMC-GM1",
          "profiles": [
            {"name": "DMC-GM1 iso 200", "iso": 200, "a": [1.6363272441348e-05, 5.96460721599018e-06, 1.00380274628482e-05], "b": [1.39389913671773e-08, 1.19746261031131e-08, 3.3618099565601e-08]},
            {"name": "DMC-GM1 iso 400", "iso": 400, "a": [3.21518671859676e-05, 1.180506396837e-05, 1.97516637094405e-05], "b": [3.3333637109306e-08, 2.81927908629262e-08, 7.21876520457764e-08]},
            {"name": "DMC-GM1 iso 800", "iso": 800, "a": [6.30213257385461e-05, 2.31634453873582e-05, 3.8878359031688e-05], "b": [8.50607141532477e-08, 6.58362725813762e-08, 1.49875088379925e-07]},
            {"name": "DMC-GM1 iso 1600", "iso": 1600, "a": [0.000125338880598504, 4.65662219766677e-05, 7.70962207986323e-05], "b": [1.68374151322925e-07, 1.30913447717618e-07, 2.97244381537983e-07]},
            {"name": "DMC-GM1 iso 3200", "iso": 3200, "a": [0.000245622043463519, 9.20237655059064e-05, 0.000151991555060464], "b": [4.63772511569562e-07, 3.80060674430949e-07, 7.1730687258219e-07]},
            {"name": "DMC-GM1 iso 6400", "iso": 6400, "a": [0.000488643992819912, 0.0001836150866073, 0.000305410802380559], "b": [1.13921526502568e-06, 1.03656814260882e-06, 1.53116020449575e-06]},
            {"name": "DMC-GM1 iso 12800", "iso": 12800, "a": [0.000973787756382622, 0.000373067575956284, 0.000621315437814162], "b": [2.4885517845698e-06, 2.66995285897356e-06, 3.35538439020585e-06]},
            {"name": "DMC-GM1 iso 25600", "iso": 25600, "a": [0.00185903163702921, 0.000759385279460093, 0.00124088840004957], "b": [4.63004962492069e-06, 6.18492554738651e-06, 6.81248796869435e-06]}
          ]
        },
        {
          "comment": "dmc-gm5 contributed by axel burri",
          "model": "DMC-GM5",
          "profiles": [
            {"name": "DMC-GM5 iso 100", "iso": 100, "a": [1.1735387786346e-05, 6.67925095359551e-06, 4.40278039194646e-06], "b": [2.74152943144289e-09, -1.71701901629306e-08, 9.58453445623621e-09]},
            {"name": "DMC-GM5 iso 125", "iso": 125, "a": [1.33194054576758e-05, 7.80167504214155e-06, 5.46867761082465e-06], "b": [7.80556400559517e-09, -1.65879426677783e-08, 1.30158437633488e-08]},
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            {"name": "DMC-GM5 iso 200", "iso": 200, "a": [1.79258372424545e-05, 5.98569541070956e-06, 9.07009962412825e-06], "b": [2.04512508740762e-08, 7.54982101933648e-09, 1.66708905873176e-08]},
            {"name": "DMC-GM5 iso 250", "iso": 250, "a": [2.32874586568677e-05, 7.55535817569747e-06, 1.13930401778887e-05], "b": [1.91661303648261e-08, 9.94369494534954e-09, 1.90953683463744e-08]},
            {"name": "DMC-GM5 iso 320", "iso": 320, "a": [2.81949975717974e-05, 9.44738882355428e-06, 1.42773340335396e-05], "b": [2.64927786936445e-08, 1.45288312978736e-08, 2.50215938143194e-08]},
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            {"name": "DMC-GM5 iso 500", "iso": 500, "a": [4.58577185538044e-05, 1.50098095372445e-05, 2.27908265683296e-05], "b": [4.38855106139531e-08, 2.48414618932049e-08, 4.21855478684972e-08]},
            {"name": "DMC-GM5 iso 640", "iso": 640, "a": [5.76269533280549e-05, 1.86879278159172e-05, 2.87998195628025e-05], "b": [5.5436547735122e-08, 3.30520766588645e-08, 5.80179470603992e-08]},
            {"name": "DMC-GM5 iso 800", "iso": 800, "a": [7.63252615670042e-05, 2.40205470922701e-05, 3.65838051190079e-05], "b": [7.72733095901636e-08, 4.79922651636876e-08, 7.36316644738619e-08]},
            {"name": "DMC-GM5 iso 1000", "iso": 1000, "a": [8.87773124549111e-05, 2.92035936638492e-05, 4.448811042731e-05], "b": [1.425026043185e-07, 1.05946357625115e-07, 1.54376012516785e-07]},
            {"name": "DMC-GM5 iso 1250", "iso": 1250, "a": [0.000112641758182363, 3.66424833559425e-05, 5.57344064685949e-05], "b": [1.82504913464801e-07, 1.35518013132629e-07, 1.78119289626083e-07]},
            {"name": "DMC-GM5 iso 1600", "iso": 1600, "a": [0.00014308422678376, 4.58670615837106e-05, 6.95679289993181e-05], "b": [2.12395849994294e-07, 1.42055587728644e-07, 2.10116325926064e-07]},
            {"name": "DMC-GM5 iso 2000", "iso": 2000, "a": [0.000173953619499031, 5.81115467076551e-05, 8.91072756087719e-05], "b": [3.17411229939576e-07, 1.84978599885737e-07, 2.78547014070168e-07]},
            {"name": "DMC-GM5 iso 2500", "iso": 2500, "a": [0.000216922505198117, 7.41529119343765e-05, 0.000113378890671519], "b": [3.75166873913828e-07, 2.39807928949452e-07, 3.84223655271565e-07]},
            {"name": "DMC-GM5 iso 3200", "iso": 3200, "a": [0.000281299721412659, 9.30619512281196e-05, 0.000141870019398896], "b": [4.26507263501978e-07, 2.63144259205916e-07, 4.50534104495407e-07]},
            {"name": "DMC-GM5 iso 4000", "iso": 4000, "a": [0.00034978818823416, 0.000118804291506996, 0.000186453603193902], "b": [5.95268249560796e-07, 3.84221562109169e-07, 5.72847920271166e-07]},
            {"name": "DMC-GM5 iso 5000", "iso": 5000, "a": [0.000452713568956184, 0.000156104380684282, 0.000244405505912521], "b": [8.05731906743719e-07, 5.45764973268047e-07, 7.94611203903955e-07]},
            {"name": "DMC-GM5 iso 6400", "iso": 6400, "a": [0.000548027270937281, 0.000200523457652031, 0.000309844755129133], "b": [1.14125258862432e-06, 7.44532953213683e-07, 1.09496572688426e-06]},
            {"name": "DMC-GM5 iso 8000", "iso": 8000, "a": [0.000720543369108348, 0.00024702697941894, 0.000387883658001341], "b": [1.296481249874e-06, 9.45096432202135e-07, 1.28254495093408e-06]},
            {"name": "DMC-GM5 iso 10000", "iso": 10000, "a": [0.000941599026106712, 0.000306447919019066, 0.000479780478374577], "b": [1.43675495788137e-06, 1.17563382046809e-06, 1.52249808091308e-06]},
            {"name": "DMC-GM5 iso 12800", "iso": 12800, "a": [0.00124421014629165, 0.000409865998748818, 0.000634882787868628], "b": [1.78281146734483e-06, 1.61406206233203e-06, 2.06016420113179e-06]},
            {"name": "DMC-GM5 iso 16000", "iso": 16000, "a": [0.00154768684926078, 0.000551702545962629, 0.000859325865044707], "b": [2.57618602599483e-06, 2.42910425734615e-06, 2.98709607408353e-06]},
            {"name": "DMC-GM5 iso 20000", "iso": 20000, "a": [0.00190549754465929, 0.000699835948194941, 0.00108708412021089], "b": [3.15267309230444e-06, 3.26628300490366e-06, 3.82287383350517e-06]},
            {"name": "DMC-GM5 iso 25600", "iso": 25600, "a": [0.00231971900710047, 0.000784567747206482, 0.00122087899993435], "b": [2.81698109418638e-06, 3.38584113522088e-06, 4.11171301961713e-06]}
          ]
        },
        {
          "comment": "same with better matches for red and blue, and more steps in between:",
          "model": "DMC-GX1",
          "profiles": [
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            {"skip": true, "name": "Panasonic DMC-GX1 iso 8000", "iso": 8000, "a": [0.0, 0.000317912383391281, 0.0], "b": [0.0, 1.22055037100857e-05, 0.0]},
            {"skip": true, "name": "Panasonic DMC-GX1 iso 10000", "iso": 10000, "a": [0.0, 0.000387863432430305, 0.0], "b": [0.0, 1.79704768639272e-05, 0.0]},
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        {
          "comment": "additional dmc-gx7 by thokster, slightly less aggressive:",
          "model": "DMC-GX7",
          "profiles": [
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        {
          "comment": "dmc-lx5 by Romano",
          "model": "DMC-LX5",
          "profiles": [
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            {"name": "DMC-LX5 iso 400", "iso": 400, "a": [7.19354871114195e-05, 4.23443948441202e-05, 8.58177995740906e-05], "b": [3.99406841844551e-07, 3.22067009907329e-07, 4.31667572132589e-07]},
            {"name": "DMC-LX5 iso 800", "iso": 800, "a": [0.000160326929185133, 9.7499058489097e-05, 0.000191707950274305], "b": [1.07850968236824e-06, 8.93830303532209e-07, 1.12052645720807e-06]},
            {"name": "DMC-LX5 iso 1600", "iso": 1600, "a": [0.000326973781621303, 0.000192401877578863, 0.000396997597766266], "b": [1.01859507179224e-06, 7.6121401858243e-07, 1.14768878870081e-06]},
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          ]
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        {
          "comment": "dmc-lx7 by Deryk Lister. fits are in general very good, goes up to 2x variance below 0.1 or so.",
          "model": "DMC-LX7",
          "profiles": [
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            {"name": "Panasonic DMC-LX7 iso 100", "iso": 100, "a": [1.5284629867112e-05, 1.14390335854103e-05, 4.44964298536897e-05], "b": [2.60559471469043e-08, 1.6503542446782e-08, 1.09445248661759e-07]},
            {"name": "Panasonic DMC-LX7 iso 125", "iso": 125, "a": [1.92927100450229e-05, 1.44131681368303e-05, 5.77720429255622e-05], "b": [3.22643141735452e-08, 1.93810346085923e-08, 9.84581736469078e-08]},
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            {"name": "Panasonic DMC-LX7 iso 200", "iso": 200, "a": [2.8649068457691e-05, 2.10590366006481e-05, 7.80791019943791e-05], "b": [9.42667945329647e-08, 7.81295904563742e-08, 2.37165529658449e-07]},
            {"name": "Panasonic DMC-LX7 iso 250", "iso": 250, "a": [3.66895648804606e-05, 2.71860217976583e-05, 0.000108164137398154], "b": [1.2116735248411e-07, 9.25759864581005e-08, 2.69121323272301e-07]},
            {"name": "Panasonic DMC-LX7 iso 320", "iso": 320, "a": [4.57709466388591e-05, 3.3896437768491e-05, 0.00013369733960354], "b": [1.64107297296824e-07, 1.3232904888129e-07, 3.20496060407108e-07]},
            {"name": "Panasonic DMC-LX7 iso 400", "iso": 400, "a": [5.73044642538001e-05, 4.22827088668122e-05, 0.00016801107662137], "b": [2.20448482134481e-07, 1.62527664527192e-07, 4.11729710142906e-07]},
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            {"name": "Panasonic DMC-LX7 iso 2000", "iso": 2000, "a": [0.000282262068906761, 0.000208286340162449, 0.000805634983376735], "b": [-9.95790339686706e-07, -1.21896131708759e-06, 1.67029649675797e-07]},
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            {"name": "Panasonic DMC-LX7 iso 3200", "iso": 3200, "a": [0.000439830730614632, 0.000323607640334832, 0.0012630301431057], "b": [-2.02014389033586e-06, -2.18626864980807e-06, 1.84571234986503e-07]},
            {"name": "Panasonic DMC-LX7 iso 4000", "iso": 4000, "a": [0.000531444558025446, 0.000386578350310615, 0.00145398494733343], "b": [-4.79836562978599e-06, -3.96688583120201e-06, -9.69860164182844e-07]},
            {"name": "Panasonic DMC-LX7 iso 5000", "iso": 5000, "a": [0.00069818697422707, 0.000511093858042714, 0.00201196118576844], "b": [-5.09391361580374e-06, -5.24353114889176e-06, 2.26830737523784e-07]},
            {"name": "Panasonic DMC-LX7 iso 6400", "iso": 6400, "a": [0.000946655321903868, 0.00067145897047522, 0.00259479408952385], "b": [-3.63521160933705e-06, -3.85784586364296e-06, 4.57833601060677e-06]}
          ]
        },
        {
          "comment": "dmc-lx15 contributed by alfi",
          "model": "DMC-LX15",
          "profiles": [
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            {"name": "K-01 iso 4000", "iso": 4000, "a": [8.97785108815518e-05, 3.86356549374229e-05, 7.9748963037814e-05], "b": [2.82173949955798e-07, 2.6495957661094e-07, 3.07390994268575e-07]},
            {"name": "K-01 iso 5000", "iso": 5000, "a": [0.000106899729890492, 4.25943856399867e-05, 8.70823305876101e-05], "b": [4.41895021542445e-07, 4.32744223077433e-07, 5.28134740759526e-07]},
            {"name": "K-01 iso 6400", "iso": 6400, "a": [0.000161388786173366, 7.35863232437187e-05, 0.000154386774565862], "b": [7.01687801612091e-07, 8.04007347531458e-07, 7.99116204875977e-07]},
            {"name": "K-01 iso 8000", "iso": 8000, "a": [0.000223970207153318, 9.22162503687581e-05, 0.000180488442155961], "b": [1.20354164833907e-06, 1.27464670498501e-06, 1.42668556293567e-06]},
            {"name": "K-01 iso 10000", "iso": 10000, "a": [0.000270058403286246, 0.000111244962106367, 0.000202442718514219], "b": [1.44027048569691e-06, 1.651941986186e-06, 1.82745456862855e-06]},
            {"name": "K-01 iso 12800", "iso": 12800, "a": [0.000350259327293808, 0.000144007609852533, 0.00028322654737335], "b": [2.08702803357835e-06, 2.26244455766676e-06, 2.62829766166339e-06]},
            {"name": "K-01 iso 16000", "iso": 16000, "a": [0.000559972500141875, 0.000193507847661126, 0.000167597146379441], "b": [1.2504752457118e-06, 1.34309933436988e-06, 2.12973849854343e-06]},
            {"name": "K-01 iso 20000", "iso": 20000, "a": [0.000558209155499307, 0.000228944670134299, 0.000469272212732734], "b": [4.13410129356767e-06, 4.82173085073581e-06, 4.78752505974703e-06]},
            {"name": "K-01 iso 25600", "iso": 25600, "a": [0.000704048256938488, 0.000292855641577576, 0.00059093715406946], "b": [7.10400494073888e-06, 7.45123231893929e-06, 7.90082614135211e-06]}
          ]
        },
        {
          "comment": "pentax k100d contributed by elliott",
          "model": "K100D",
          "profiles": [
            {"name": "Pentax K100D iso 200", "iso": 200, "a": [3.95804544331784e-06, 3.95804544331784e-06, 3.95804544331784e-06], "b": [-1.69302519603735e-07, -1.69302519603735e-07, -1.69302519603735e-07]},
            {"name": "Pentax K100D iso 400", "iso": 400, "a": [5.20488498776622e-06, 5.20488498776622e-06, 5.20488498776622e-06], "b": [-1.63022469587059e-07, -1.63022469587059e-07, -1.63022469587059e-07]},
            {"name": "Pentax K100D iso 800", "iso": 800, "a": [9.25286082752558e-06, 9.25286082752558e-06, 9.25286082752558e-06], "b": [-1.28100505227757e-07, -1.28100505227757e-07, -1.28100505227757e-07]},
            {"name": "Pentax K100D iso 1600", "iso": 1600, "a": [1.65249296500756e-05, 1.65249296500756e-05, 1.65249296500756e-05], "b": [5.07468502484445e-07, 5.07468502484445e-07, 5.07468502484445e-07]},
            {"name": "Pentax K100D iso 3200", "iso": 3200, "a": [3.31313403159836e-05, 3.31313403159836e-05, 3.31313403159836e-05], "b": [1.92154574341619e-06, 1.92154574341619e-06, 1.92154574341619e-06]}
          ]
        },
        {
          "comment": "pentax k100d super contributed by bovender (copied from elliott's data)",
          "model": "K100D Super",
          "profiles": [
            {"name": "Pentax K100D Super iso 200", "iso": 200, "a": [3.95804544331784e-06, 3.95804544331784e-06, 3.95804544331784e-06], "b": [-1.69302519603735e-07, -1.69302519603735e-07, -1.69302519603735e-07]},
            {"name": "Pentax K100D Super iso 400", "iso": 400, "a": [5.20488498776622e-06, 5.20488498776622e-06, 5.20488498776622e-06], "b": [-1.63022469587059e-07, -1.63022469587059e-07, -1.63022469587059e-07]},
            {"name": "Pentax K100D Super iso 800", "iso": 800, "a": [9.25286082752558e-06, 9.25286082752558e-06, 9.25286082752558e-06], "b": [-1.28100505227757e-07, -1.28100505227757e-07, -1.28100505227757e-07]},
            {"name": "Pentax K100D Super iso 1600", "iso": 1600, "a": [1.65249296500756e-05, 1.65249296500756e-05, 1.65249296500756e-05], "b": [5.07468502484445e-07, 5.07468502484445e-07, 5.07468502484445e-07]},
            {"name": "Pentax K100D Super iso 3200", "iso": 3200, "a": [3.31313403159836e-05, 3.31313403159836e-05, 3.31313403159836e-05], "b": [1.92154574341619e-06, 1.92154574341619e-06, 1.92154574341619e-06]}
          ]
        },
        {
          "comment": "pentax k10d contributed by tx0h",
          "model": "K10D",
          "profiles": [
            {"name": "Pentax K10D iso 100", "iso": 100, "a": [1.02367627014916e-05, 4.9091955753185e-06, 6.04942821561138e-06], "b": [-1.65430085968577e-07, -2.41455429557531e-07, -1.29773775757549e-07]},
            {"name": "Pentax K10D iso 125", "iso": 125, "a": [1.32925111314241e-05, 6.23704365909944e-06, 7.77622928917166e-06], "b": [-2.15341363099805e-07, -2.77498137369662e-07, -1.39227752756895e-07]},
            {"name": "Pentax K10D iso 160", "iso": 160, "a": [1.44774824242514e-05, 6.85098079537835e-06, 8.9321393095887e-06], "b": [-1.71797480847771e-07, -2.38684243529073e-07, -1.52712105543287e-07]},
            {"name": "Pentax K10D iso 200", "iso": 200, "a": [1.78610074553062e-05, 8.88981958766482e-06, 1.12065844180937e-05], "b": [-1.18554531099998e-07, -3.28075788618915e-07, -1.3131074028536e-07]},
            {"name": "Pentax K10D iso 250", "iso": 250, "a": [2.28357388437652e-05, 1.10291022727514e-05, 1.40802025180412e-05], "b": [-2.03948118420049e-07, -3.66357454472493e-07, -1.34675901033851e-07]},
            {"name": "Pentax K10D iso 320", "iso": 320, "a": [2.75043791258194e-05, 1.33437246767469e-05, 1.66453015595246e-05], "b": [-2.26078894194755e-07, -4.347322336876e-07, -8.61474296167209e-08]},
            {"name": "Pentax K10D iso 400", "iso": 400, "a": [3.21011431903841e-05, 1.64512043466556e-05, 2.01250917619875e-05], "b": [-1.44941054937907e-08, -5.02138074076235e-07, 6.87769204291625e-08]},
            {"name": "Pentax K10D iso 500", "iso": 500, "a": [3.80636812250017e-05, 1.86801893195956e-05, 2.43220883869917e-05], "b": [-1.69737695513725e-07, -5.62215821124226e-07, -2.00209262311514e-07]},
            {"name": "Pentax K10D iso 640", "iso": 640, "a": [4.41596009456921e-05, 2.08649677613643e-05, 2.71361323128873e-05], "b": [-3.74287259842114e-07, -6.16584075639679e-07, -1.52161800076396e-07]},
            {"name": "Pentax K10D iso 800", "iso": 800, "a": [5.41604043484142e-05, 2.54529668520349e-05, 3.43290782919279e-05], "b": [-5.91127704130443e-08, -4.18903758692897e-07, 1.20024989931595e-07]},
            {"name": "Pentax K10D iso 1000", "iso": 1000, "a": [6.62850730261562e-05, 3.17771961537796e-05, 4.27137241321552e-05], "b": [1.41277701548127e-07, -5.03449593924017e-07, 3.51797132523966e-07]},
            {"name": "Pentax K10D iso 1250", "iso": 1250, "a": [7.51789405808404e-05, 3.58916847071261e-05, 4.73712006780775e-05], "b": [2.77296624961085e-08, -6.43282394959506e-07, 4.02260433128856e-07]},
            {"name": "Pentax K10D iso 1600", "iso": 1600, "a": [9.40466214217775e-05, 4.40633353160868e-05, 5.9431026273189e-05], "b": [5.67896354956397e-07, -2.50546497402051e-07, 1.40973645819231e-06]}
          ]
        },
        {
          "comment": "pentax k110d by Matthieu Volat (same as k100d with updated iso 200)",
          "model": "K110D",
          "profiles": [
            {"name": "Pentax K110D iso 200", "iso": 200, "a": [2.06027150409162e-06, 3.54038951685638e-06, 3.77672297613284e-06], "b": [3.78928038552898e-08, 9.32234631575871e-09, 7.2994177239754e-08]},
            {"name": "Pentax K110D iso 400", "iso": 400, "a": [5.20488498776622e-06, 5.20488498776622e-06, 5.20488498776622e-06], "b": [-1.63022469587059e-07, -1.63022469587059e-07, -1.63022469587059e-07]},
            {"name": "Pentax K110D iso 800", "iso": 800, "a": [9.25286082752558e-06, 9.25286082752558e-06, 9.25286082752558e-06], "b": [-1.28100505227757e-07, -1.28100505227757e-07, -1.28100505227757e-07]},
            {"name": "Pentax K110D iso 1600", "iso": 1600, "a": [1.65249296500756e-05, 1.65249296500756e-05, 1.65249296500756e-05], "b": [5.07468502484445e-07, 5.07468502484445e-07, 5.07468502484445e-07]},
            {"name": "Pentax K110D iso 3200", "iso": 3200, "a": [3.31313403159836e-05, 3.31313403159836e-05, 3.31313403159836e-05], "b": [1.92154574341619e-06, 1.92154574341619e-06, 1.92154574341619e-06]}
          ]
        },
        {
          "comment": "pentax k200d contributed by Réza Meralli",
          "model": "K200D",
          "profiles": [
            {"name": "Pentax K200D iso 100", "iso": 100, "a": [5.00045502819751e-06, 3.85316445963773e-06, 1.00379864507032e-05], "b": [-5.56992903182943e-08, -1.03834331573044e-07, -1.3697793717953e-07]},
            {"name": "Pentax K200D iso 200", "iso": 200, "a": [9.56294041351012e-06, 6.50524026205696e-06, 1.38608013732202e-05], "b": [-5.39961950121469e-08, 5.63133308618009e-08, 5.34612219608483e-07]},
            {"name": "Pentax K200D iso 400", "iso": 400, "a": [1.71610506310794e-05, 1.2700452200367e-05, 1.88448309727875e-05], "b": [1.3531487540378e-07, 3.47167879047707e-08, 2.21981756143856e-06]},
            {"name": "Pentax K200D iso 800", "iso": 800, "a": [2.6532373184506e-05, 1.97873258203881e-05, 3.23516896929341e-05], "b": [-1.9629366578538e-07, -2.0131442359146e-07, 2.98480770921618e-06]},
            {"name": "Pentax K200D iso 1600", "iso": 1600, "a": [4.81712141005253e-05, 3.97699126522855e-05, 4.32329378328961e-05], "b": [4.29605900325977e-07, -7.62108836847819e-07, 8.37957014442456e-06]}
          ]
        },
        {
          "comment": "pentax k20d contributed by Florian Franzmann",
          "model": "K20D",
          "profiles": [
            {"name": "Pentax K20D iso 100", "iso": 100, "a": [4.03512079837188e-06, 2.31310823952034e-06, 3.72654785194799e-06], "b": [4.48434387114298e-08, 3.59171630863747e-08, 4.56183722901822e-08]},
            {"name": "Pentax K20D iso 125", "iso": 125, "a": [5.201751914679e-06, 2.93447897646261e-06, 4.70203086903034e-06], "b": [5.51586048674761e-08, 4.1168171112395e-08, 5.56619859856805e-08]},
            {"name": "Pentax K20D iso 160", "iso": 160, "a": [6.29295714473944e-06, 3.49924893556453e-06, 5.62152351266612e-06], "b": [6.76420341983647e-08, 4.90669740481894e-08, 6.76521653090315e-08]},
            {"name": "Pentax K20D iso 200", "iso": 200, "a": [8.36863306228191e-06, 4.64006701611217e-06, 7.51534296744729e-06], "b": [9.67845541105706e-08, 6.67936355023338e-08, 9.45095552388911e-08]},
            {"name": "Pentax K20D iso 250", "iso": 250, "a": [1.02598391710906e-05, 5.71243845496259e-06, 9.31978483791779e-06], "b": [7.28223102970396e-08, 4.89716302975205e-08, 7.03090994530299e-08]},
            {"name": "Pentax K20D iso 320", "iso": 320, "a": [1.2460779459358e-05, 6.84553688565498e-06, 1.11664130967319e-05], "b": [9.3108993451478e-08, 6.46385683503627e-08, 8.92159897359798e-08]},
            {"name": "Pentax K20D iso 400", "iso": 400, "a": [1.6503395079422e-05, 9.06424071661894e-06, 1.46971500377345e-05], "b": [1.40440897697093e-07, 9.19813497432329e-08, 1.33674878147282e-07]},
            {"name": "Pentax K20D iso 500", "iso": 500, "a": [2.1473774622676e-05, 1.16597569465889e-05, 1.9069840986989e-05], "b": [1.28465107055042e-07, 7.85905654562589e-08, 1.17590444732399e-07]},
            {"name": "Pentax K20D iso 640", "iso": 640, "a": [2.62894636006405e-05, 1.42208704362837e-05, 2.3343784651238e-05], "b": [1.64360113581119e-07, 9.73924222706565e-08, 1.49348924884942e-07]},
            {"name": "Pentax K20D iso 800", "iso": 800, "a": [3.51393604617489e-05, 1.91534616164118e-05, 3.12169746424556e-05], "b": [2.74407043557864e-07, 1.69204012209104e-07, 2.5635412197271e-07]},
            {"name": "Pentax K20D iso 1000", "iso": 1000, "a": [4.21682824368782e-05, 2.29656811046294e-05, 3.81753379451198e-05], "b": [2.31363501898136e-07, 1.28343770414844e-07, 2.12761519015389e-07]},
            {"name": "Pentax K20D iso 1250", "iso": 1250, "a": [5.05940823804796e-05, 2.69710427393341e-05, 4.50017313659246e-05], "b": [2.78248427949641e-07, 1.49382238760523e-07, 2.55724328099266e-07]},
            {"name": "Pentax K20D iso 1600", "iso": 1600, "a": [7.10078058397053e-05, 3.68060356885546e-05, 6.13617243424204e-05], "b": [4.11721192260525e-07, 2.24790407121514e-07, 3.90255156513248e-07]},
            {"name": "Pentax K20D iso 2000", "iso": 2000, "a": [9.34542169290652e-05, 4.79600623094616e-05, 8.07012798898809e-05], "b": [5.37711955551401e-07, 3.04395806294451e-07, 5.08726304543126e-07]},
            {"name": "Pentax K20D iso 2500", "iso": 2500, "a": [0.000118177441558288, 6.07837422585803e-05, 0.000101526854695375], "b": [7.42774488753386e-07, 4.50910063926644e-07, 7.30996010101479e-07]},
            {"name": "Pentax K20D iso 3200", "iso": 3200, "a": [0.000172615575693433, 8.49494396299149e-05, 0.000142834531768243], "b": [1.27382575291531e-06, 8.50931252241583e-07, 1.27200334560935e-06]},
            {"name": "Pentax K20D iso 4000", "iso": 4000, "a": [0.000244723130012044, 0.000117893415466082, 0.000197312055848286], "b": [1.84780006766473e-06, 1.24766326597173e-06, 1.90654535565937e-06]},
            {"name": "Pentax K20D iso 5000", "iso": 5000, "a": [0.0003141990739661, 0.000150771884387404, 0.000250331988164976], "b": [2.42421710247928e-06, 1.67669133957508e-06, 2.52662754383186e-06]},
            {"name": "Pentax K20D iso 6400", "iso": 6400, "a": [0.000468226779602687, 0.000215868244182429, 0.00036025931577558], "b": [3.80264024175038e-06, 2.76883350732546e-06, 4.11544722737646e-06]}
          ]
        },
        {
          "comment": "pentax k-30 contributed by wolfgang renz",
          "model": "K-30",
          "profiles": [
            {"name": "Pentax K-30 iso 100", "iso": 100, "a": [6.08256734607687e-06, 2.50418453046846e-06, 4.50003715826921e-06], "b": [-1.0982818178987e-07, -4.73621192413376e-08, -1.43905346007396e-08]},
            {"name": "Pentax K-30 iso 200", "iso": 200, "a": [1.13133070894958e-05, 4.54008387968996e-06, 8.20252289617633e-06], "b": [-1.73160646322133e-07, -3.11732033282848e-08, 3.82583686707716e-08]},
            {"name": "Pentax K-30 iso 400", "iso": 400, "a": [2.16288619936501e-05, 8.7012759850579e-06, 1.56633360198048e-05], "b": [-3.17226556442234e-07, -2.54102404961372e-08, 1.58447114253642e-07]},
            {"name": "Pentax K-30 iso 800", "iso": 800, "a": [4.27618890110052e-05, 1.71382880493923e-05, 3.08798023085163e-05], "b": [-4.54479661837955e-07, 2.95303487078359e-08, 3.11262608300912e-07]},
            {"name": "Pentax K-30 iso 1600", "iso": 1600, "a": [8.38440536405075e-05, 3.37549633384513e-05, 6.1666278950546e-05], "b": [-7.95629802189307e-07, 1.56375822295826e-07, 6.53392619979056e-07]},
            {"name": "Pentax K-30 iso 3200", "iso": 3200, "a": [7.08508243393009e-05, 2.88103909058781e-05, 5.3165765742642e-05], "b": [-6.14729853723374e-07, 4.83038202221653e-08, 5.5826308751761e-07]},
            {"name": "Pentax K-30 iso 6400", "iso": 6400, "a": [0.000163295668053171, 6.84223327467564e-05, 0.000123081073344394], "b": [-8.19352031951826e-07, 1.12481459839287e-06, 2.6639047897293e-06]},
            {"name": "Pentax K-30 iso 12800", "iso": 12800, "a": [0.000255902766230414, 0.000134691978757832, 0.000233584939457326], "b": [9.43969512665206e-06, 4.57430591595449e-06, 1.2412517499906e-05]},
            {"name": "Pentax K-30 iso 25600", "iso": 25600, "a": [0.00057239516588594, 0.000278279212760814, 0.000472039645214772], "b": [1.77864207435382e-05, 1.60512466010676e-05, 2.98744513916705e-05]}
          ]
        },
        {
          "comment": "pentax k-50 contributed by Oliver Schumacher",
          "model": "K-50",
          "profiles": [
            {"name": "Pentax K-50 iso 100", "iso": 100, "a": [6.01448045478154e-06, 2.20644240959298e-06, 3.77337547946814e-06], "b": [6.50445381348959e-09, 4.94254405532718e-09, 6.57443376137544e-09]},
            {"name": "Pentax K-50 iso 200", "iso": 200, "a": [5.82817577512139e-06, 2.12320663011112e-06, 3.69121890713486e-06], "b": [4.79184779395161e-09, 3.83915298371278e-09, 4.76961509136076e-09]},
            {"name": "Pentax K-50 iso 400", "iso": 400, "a": [1.13862764612176e-05, 4.14745740673502e-06, 7.21602595251169e-06], "b": [9.31643760627615e-09, 7.74972626388801e-09, 9.25251035927298e-09]},
            {"name": "Pentax K-50 iso 800", "iso": 800, "a": [2.27900506187041e-05, 8.25530189243747e-06, 1.43900960200249e-05], "b": [1.90107139580359e-08, 1.51846538367672e-08, 1.88699552812861e-08]},
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            {"skip": true, "name": "Pentax K-5 II iso 20000", "iso": 20000, "a": [0.00051781813095442, 0.000218121061696392, 0.000361726525440339], "b": [1.46294319414607e-05, 6.22620624675356e-06, 6.14365289819323e-06]},
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            {"skip": true, "name": "Pentax K-5 II iso 25600", "iso": 25600, "a": [0.000668423398194173, 0.000307301572025588, 0.000580478166383699], "b": [1.70679261179007e-05, 5.83540004038353e-06, -9.60316405950161e-06]},
            {"skip": true, "name": "Pentax K-5 II iso 25600", "iso": 25600, "a": [0.000638934461480744, 0.000274605450383485, 0.000464266297111264], "b": [2.4316975325769e-05, 1.21337328383061e-05, 1.21981343844352e-05]},
            {"skip": true, "name": "Pentax K-5 II iso 25600", "iso": 25600, "a": [0.000659988182260028, 0.000280336120496216, 0.000471562474173129], "b": [2.23167982176962e-05, 1.07759083118875e-05, 1.07274159467832e-05]},
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            {"skip": true, "name": "Pentax K-5 II iso 32000", "iso": 32000, "a": [0.000847938830564672, 0.000379623372060259, 0.000720170363924872], "b": [2.8972666887025e-05, 1.65756982588839e-05, -4.02690953090812e-06]},
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            {"skip": true, "name": "Pentax K-5 II iso 40000", "iso": 40000, "a": [0.00102582308308523, 0.000437186632449604, 0.000856120867344648], "b": [3.50841855449835e-05, 2.82607384516916e-05, -2.57659651160096e-06]},
            {"skip": true, "name": "Pentax K-5 II iso 40000", "iso": 40000, "a": [0.00102391980460037, 0.000442904108975893, 0.00085701520249954], "b": [3.74820780251176e-05, 2.71640899781063e-05, -2.0410427640107e-06]},
            {"skip": true, "name": "Pentax K-5 II iso 40000", "iso": 40000, "a": [0.00102955018356212, 0.000455688823418914, 0.000866086480624827], "b": [3.79632641879429e-05, 2.42820830224728e-05, -4.11635440122107e-06]},
            {"name": "Pentax K-5 II iso 51200", "iso": 51200, "a": [0.00140838403042547, 0.0006278904129486, 0.00109568099993265], "b": [4.77913452321424e-05, 3.05444425259522e-05, 3.08088405662888e-06]},
            {"skip": true, "name": "Pentax K-5 II iso 51200", "iso": 51200, "a": [0.00141705278553903, 0.000616600640056148, 0.00106569570813491], "b": [4.68340325872651e-05, 3.00804303219371e-05, 6.7204678139444e-06]},
            {"skip": true, "name": "Pentax K-5 II iso 51200", "iso": 51200, "a": [0.00147289716972574, 0.000567390503701075, 0.00107254021464673], "b": [2.28674576187468e-05, 3.70990620589884e-05, 4.35628607489068e-05]}
          ]
        },
        {
          "comment": "pentax k-5 ii contributed by michael born",
          "model": "K-5 II s",
          "profiles": [
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            {"name": "Pentax K-5 II s iso 100", "iso": 100, "a": [7.55220183397548e-06, 2.94109201892952e-06, 4.86172198833939e-06], "b": [-1.31982085096648e-07, -1.07569608401725e-07, -1.07416629535595e-07]},
            {"name": "Pentax K-5 II s iso 200", "iso": 200, "a": [1.3610031439386e-05, 5.25468929066328e-06, 8.78767467569257e-06], "b": [-1.85428671703909e-07, -1.30436894688551e-07, -1.41318377532799e-07]},
            {"name": "Pentax K-5 II s iso 400", "iso": 400, "a": [2.54148453721959e-05, 9.89549495343958e-06, 1.65951515741497e-05], "b": [-2.42444175989697e-07, -1.70088479301098e-07, -1.66323449829236e-07]},
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            {"name": "Pentax K-5 II s iso 3200", "iso": 3200, "a": [0.000111333803948486, 4.14219566203499e-05, 7.73662855972626e-05], "b": [-2.78412228726629e-07, 2.91474040656078e-07, -2.66248386068056e-07]},
            {"name": "Pentax K-5 II s iso 6400", "iso": 6400, "a": [0.000215158106784479, 8.51631591137548e-05, 0.000152943712831637], "b": [8.39249447851446e-08, -1.18406848790585e-07, -2.21008260889656e-07]},
            {"name": "Pentax K-5 II s iso 12800", "iso": 12800, "a": [0.000427149884973211, 0.000173502221307025, 0.000317471812122481], "b": [-1.68498549545253e-07, -2.64257551832908e-07, -1.260501653136e-06]},
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            {"name": "Pentax K-5 II s iso 51200", "iso": 51200, "a": [0.00178921977431309, 0.000654317011303329, 0.00118282192145807], "b": [1.94167051650271e-05, 4.30029801799139e-05, 4.38118211917756e-05]}
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        {
          "comment": "pentax k-7 contributed by elliott, blue channel broken",
          "model": "K-7",
          "profiles": [
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            {"name": "Pentax K-7 iso 160", "iso": 160, "a": [6.32605601552533e-06, 5.79050413229674e-06, 0.0], "b": [8.24331972830702e-08, -3.49510920058497e-08, 0.0]},
            {"name": "Pentax K-7 iso 200", "iso": 200, "a": [8.49171202242796e-06, 7.52341331928086e-06, 0.0], "b": [-3.23012279203106e-09, -1.16683528731805e-07, 0.0]},
            {"name": "Pentax K-7 iso 250", "iso": 250, "a": [1.05063521430323e-05, 9.57691175446278e-06, 0.0], "b": [6.22191768561298e-08, -1.47688359618983e-07, 0.0]},
            {"name": "Pentax K-7 iso 320", "iso": 320, "a": [1.20655330510873e-05, 1.11613997720898e-05, 0.0], "b": [1.48274329267279e-07, -1.28492436185813e-07, 0.0]},
            {"name": "Pentax K-7 iso 400", "iso": 400, "a": [1.54954238146394e-05, 1.39426126559638e-05, 0.0], "b": [1.38366294702248e-07, -1.08827510681911e-07, 0.0]},
            {"name": "Pentax K-7 iso 500", "iso": 500, "a": [1.99366691911348e-05, 1.80802072918949e-05, 0.0], "b": [2.6275403306085e-07, -2.21628487995168e-07, 0.0]},
            {"name": "Pentax K-7 iso 640", "iso": 640, "a": [2.34939275220807e-05, 2.08665236959291e-05, 0.0], "b": [4.18959919484903e-07, -4.68463679638996e-08, 0.0]},
            {"name": "Pentax K-7 iso 800", "iso": 800, "a": [3.24443713875635e-05, 2.76060239730679e-05, 0.0], "b": [5.68711912830384e-07, 1.61887533152749e-07, 0.0]},
            {"name": "Pentax K-7 iso 1000", "iso": 1000, "a": [4.03680750079107e-05, 3.41587204728668e-05, 0.0], "b": [1.13396003398658e-06, 7.5479393850128e-07, 0.0]},
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            {"name": "Pentax K-7 iso 1600", "iso": 1600, "a": [6.38729120940155e-05, 5.21408914527437e-05, 0.0], "b": [3.02846222316358e-06, 2.70325939608082e-06, 0.0]},
            {"name": "Pentax K-7 iso 2000", "iso": 2000, "a": [4.71124731002744e-05, 3.86406604194635e-05, 0.0], "b": [1.83299986782294e-06, 1.73645246806797e-06, 0.0]},
            {"name": "Pentax K-7 iso 2500", "iso": 2500, "a": [5.6679128407337e-05, 4.66825013820314e-05, 0.0], "b": [2.80805710418134e-06, 2.52114016037366e-06, 0.0]},
            {"name": "Pentax K-7 iso 3200", "iso": 3200, "a": [7.8819453907085e-05, 6.07965689471899e-05, 0.0], "b": [4.73766848134806e-06, 4.85417847929952e-06, 0.0]},
            {"name": "Pentax K-7 iso 4000", "iso": 4000, "a": [0.000108200391654255, 8.12095071632062e-05, 0.0], "b": [8.68465780012167e-06, 9.05483764740589e-06, 0.0]},
            {"name": "Pentax K-7 iso 5000", "iso": 5000, "a": [0.000135356844756659, 0.000102503035430278, 0.0], "b": [1.26684856109744e-05, 1.27199120268548e-05, 0.0]},
            {"name": "Pentax K-7 iso 6400", "iso": 6400, "a": [0.00019878664913378, 0.000134950719089934, 0.0], "b": [2.00316908449782e-05, 2.36038806789022e-05, 0.0]}
          ]
        },
        {
          "comment": "k-70 contributed by daniel, graphs don't match very well, but this seems to be pentax specific",
          "model": "K-70",
          "profiles": [
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            {"name": "K-70 iso 100", "iso": 100, "a": [6.06565739098118e-06, 3.03383767683087e-06, 6.71896695598132e-06], "b": [6.55169160334694e-09, 1.06882094960434e-09, 9.23341404487936e-09]},
            {"name": "K-70 iso 125", "iso": 125, "a": [7.69921032538996e-06, 3.8293308376118e-06, 8.50773702281687e-06], "b": [1.13260889657193e-08, 1.21205160884798e-09, 1.19470119953105e-08]},
            {"name": "K-70 iso 160", "iso": 160, "a": [9.00631583979747e-06, 4.48200656723175e-06, 9.9695049137836e-06], "b": [1.1796536815112e-08, 3.52110955844289e-09, 2.05314798886501e-08]},
            {"name": "K-70 iso 200", "iso": 200, "a": [1.15149691996743e-05, 5.67401845491805e-06, 1.25721378360391e-05], "b": [1.46167933891124e-08, 6.10979282364955e-09, 2.73780166419721e-08]},
            {"name": "K-70 iso 250", "iso": 250, "a": [7.58044129854652e-06, 3.73520228261179e-06, 8.5046286200886e-06], "b": [7.88658801597892e-09, 4.37543919175071e-09, 1.13228015044553e-08]},
            {"name": "K-70 iso 320", "iso": 320, "a": [8.9180372471096e-06, 4.37823078688663e-06, 1.00239242612782e-05], "b": [8.04426302831309e-09, 4.11969488477287e-09, 1.00574016334369e-08]},
            {"name": "K-70 iso 400", "iso": 400, "a": [1.14332027395916e-05, 5.59531492360836e-06, 1.27432014321943e-05], "b": [1.37400900190331e-08, 9.77773536369861e-09, 1.74833784115485e-08]},
            {"name": "K-70 iso 500", "iso": 500, "a": [1.46703545151029e-05, 7.18460039162736e-06, 1.62947413208616e-05], "b": [1.73161775905158e-08, 9.48376077096031e-09, 2.42345099881638e-08]},
            {"name": "K-70 iso 640", "iso": 640, "a": [6.93398344067764e-06, 3.74050571334743e-06, 7.60371485724675e-06], "b": [4.33970081807875e-09, 4.38989120820602e-09, 4.62658714745248e-09]},
            {"name": "K-70 iso 800", "iso": 800, "a": [9.84789871342143e-06, 5.17183051991112e-06, 1.06296637481609e-05], "b": [4.65694479566279e-09, 3.87890605306903e-09, 1.09644008230675e-08]},
            {"name": "K-70 iso 1000", "iso": 1000, "a": [1.39973893073073e-05, 7.23236605550627e-06, 1.50180104504681e-05], "b": [7.87769727346089e-09, 9.58965479133191e-09, 1.39695260077407e-08]},
            {"name": "K-70 iso 1250", "iso": 1250, "a": [1.41113071666228e-05, 7.55755331200392e-06, 1.52278890846824e-05], "b": [9.49306831702692e-09, 7.57883548365197e-09, 9.52753288346918e-09]},
            {"name": "K-70 iso 1600", "iso": 1600, "a": [2.00944201243189e-05, 1.05743662290524e-05, 2.15291697145605e-05], "b": [1.33815499545642e-08, 1.29515635113741e-08, 1.79662466270395e-08]},
            {"name": "K-70 iso 2000", "iso": 2000, "a": [2.87299648244694e-05, 1.49057003099018e-05, 3.06653921823216e-05], "b": [2.12278671866159e-08, 2.12267274458339e-08, 2.94682773103172e-08]},
            {"name": "K-70 iso 2500", "iso": 2500, "a": [2.71198445373682e-05, 1.45852231278806e-05, 2.92578078471902e-05], "b": [2.30347951155027e-08, 2.33600913784744e-08, 3.10725213759719e-08]},
            {"name": "K-70 iso 3200", "iso": 3200, "a": [3.94027505898807e-05, 2.07368382200378e-05, 4.13778728033256e-05], "b": [4.13244728659559e-08, 4.65502971314229e-08, 5.35830741748225e-08]},
            {"name": "K-70 iso 4000", "iso": 4000, "a": [5.60810131135029e-05, 2.91357975498883e-05, 5.84061195071342e-05], "b": [8.40020602338036e-08, 8.84624051375044e-08, 9.70480643739892e-08]},
            {"name": "K-70 iso 5000", "iso": 5000, "a": [5.57743295625185e-05, 2.99567027574528e-05, 5.93178799479847e-05], "b": [6.05559945961405e-08, 6.37904784889759e-08, 7.7191110084428e-08]},
            {"name": "K-70 iso 6400", "iso": 6400, "a": [8.29552826337679e-05, 4.35473133530253e-05, 8.71384460132848e-05], "b": [1.33569223578244e-07, 1.33040070424478e-07, 1.41661998211091e-07]},
            {"name": "K-70 iso 8000", "iso": 8000, "a": [0.000118904280923002, 6.1186223889123e-05, 0.000124719963660127], "b": [2.78907749347427e-07, 2.92671614984842e-07, 2.86429619458882e-07]},
            {"name": "K-70 iso 10000", "iso": 10000, "a": [0.000110846667207192, 5.9529019381708e-05, 0.000118852385514205], "b": [2.28968764561931e-07, 2.41007395994319e-07, 2.24507083380674e-07]},
            {"name": "K-70 iso 12800", "iso": 12800, "a": [0.000162080287482001, 8.44914285000209e-05, 0.000169839395899729], "b": [4.47423519167844e-07, 5.00686135898315e-07, 4.34545948768558e-07]},
            {"name": "K-70 iso 16000", "iso": 16000, "a": [0.000236087127538591, 0.000120390979068385, 0.000237296725007546], "b": [1.00156694215311e-06, 1.18278388652422e-06, 1.02639171773525e-06]},
            {"name": "K-70 iso 20000", "iso": 20000, "a": [0.000223426942511769, 0.000118944748876369, 0.000228695782287223], "b": [6.57159709289972e-07, 8.64878970377572e-07, 6.6445627603662e-07]},
            {"name": "K-70 iso 25600", "iso": 25600, "a": [0.000356205978289444, 0.000176555472524409, 0.000355775772166982], "b": [1.72746287843775e-06, 2.40712483845285e-06, 1.82712968309787e-06]},
            {"name": "K-70 iso 32000", "iso": 32000, "a": [0.000529446489965044, 0.000259598729333595, 0.000494803976239318], "b": [4.21015997586728e-06, 5.588948198429e-06, 4.54626996740968e-06]},
            {"name": "K-70 iso 40000", "iso": 40000, "a": [0.000520606664540632, 0.000254120198599285, 0.000349650944480068], "b": [2.29390906211808e-06, 4.02772443500669e-06, 3.9249711576219e-06]},
            {"name": "K-70 iso 51200", "iso": 51200, "a": [0.0010919397746196, 0.000379620043142571, 0.000676609580476682], "b": [2.42726030332317e-06, 9.32576615113669e-06, 7.45825661500487e-06]},
            {"name": "K-70 iso 64000", "iso": 64000, "a": [0.00172459566503532, 0.000867619793095332, 0.000582216970699379], "b": [7.15314955574293e-06, 1.28248275111378e-05, 2.49754928698749e-05]},
            {"name": "K-70 iso 80000", "iso": 80000, "a": [0.00138028986762134, 0.000667626239870986, 0.000905564162095769], "b": [1.99603931427971e-06, 9.75918122361771e-06, 1.12959013727437e-05]},
            {"name": "K-70 iso 102400", "iso": 102400, "a": [0.00224681135540941, 0.00112113275291004, 0.00241024977434699], "b": [7.05723334063358e-06, 2.11239649557807e-05, 6.4218668837515e-06]}
          ]
        },
        {
          "comment": "pentax k-m contributed by Jean-Christophe Caffe",
          "model": "K-m",
          "profiles": [
            {"name": "Pentax K-m iso 100", "iso": 100, "a": [3.87011793245457e-06, 4.03322633047438e-06, 3.64311974522327e-06], "b": [8.69390316317425e-08, -9.83710674594626e-08, 2.90848586872562e-07]},
            {"name": "Pentax K-m iso 125", "iso": 125, "a": [9.39820497862007e-06, 4.45940513650294e-06, 5.5894012241424e-06], "b": [-4.75886637113419e-08, -9.79993907007359e-08, 2.430582641428e-08]},
            {"name": "Pentax K-m iso 200", "iso": 200, "a": [8.0027594239537e-06, 5.97665412632145e-06, 1.00849419032639e-05], "b": [3.27718864952641e-07, -1.25165177485449e-08, 1.1526746458079e-07]},
            {"name": "Pentax K-m iso 250", "iso": 250, "a": [1.68533011711162e-05, 7.63484692160187e-06, 8.54782686086988e-06], "b": [-8.23117426874891e-08, 1.60270397334301e-07, 6.5834598676889e-07]},
            {"name": "Pentax K-m iso 400", "iso": 400, "a": [6.62683061301946e-06, 9.87707784981921e-06, 1.19735978964325e-05], "b": [1.62777215214915e-06, 3.35142764636583e-07, 9.21994598739137e-07]},
            {"name": "Pentax K-m iso 500", "iso": 500, "a": [6.54719087651375e-06, 9.55014555455602e-06, 1.16424678153785e-05], "b": [9.94800238113157e-07, -1.3924992306725e-07, 3.98966198472856e-07]},
            {"name": "Pentax K-m iso 800", "iso": 800, "a": [3.17793968443221e-05, 1.67210136982223e-05, 2.12875577411074e-05], "b": [5.86977627709036e-07, -3.70990159786682e-07, 1.25737909093602e-07]},
            {"name": "Pentax K-m iso 1000", "iso": 1000, "a": [3.35272431874994e-05, 2.16524789545364e-05, 2.03945467635197e-05], "b": [3.78810281803938e-07, -3.61456249864358e-07, 2.01478656739782e-06]},
            {"name": "Pentax K-m iso 1250", "iso": 1250, "a": [2.74369101863684e-05, 2.40944297900712e-05, 1.9556309083575e-05], "b": [1.06825090605845e-06, -1.13581094450776e-07, 4.78733793440384e-06]},
            {"name": "Pentax K-m iso 1600", "iso": 1600, "a": [5.45171340107178e-05, 3.08470062241788e-05, 3.80309038084381e-05], "b": [1.81620674623084e-06, -4.64488174707219e-08, 2.17272222669808e-06]},
            {"name": "Pentax K-m iso 2000", "iso": 2000, "a": [4.77257364924071e-05, 3.44427137379981e-05, 3.90795319092654e-05], "b": [2.24539901948283e-06, 1.53912405215952e-07, 2.97588427433887e-06]},
            {"name": "Pentax K-m iso 2500", "iso": 2500, "a": [5.77832568279373e-05, 3.61121161536652e-05, 4.41370191648524e-05], "b": [1.53098073435018e-06, 6.24253277123082e-07, 3.92891902335599e-06]},
            {"name": "Pentax K-m iso 3200", "iso": 3200, "a": [7.80822080768476e-05, 4.49595026094475e-05, 1.5568731866553e-05], "b": [9.12175058243346e-07, 7.35125462445745e-07, 1.43097848611759e-05]}
          ]
        },
        {
          "comment": "pentax k-r contributed by Enrico Hillmann",
          "model": "K-r",
          "profiles": [
            {"name": "Pentax K-r iso 100", "iso": 100, "a": [6.19156302755701e-06, 3.16523510984186e-06, 4.33488249710363e-06], "b": [-2.56772373696417e-08, -8.05559248900957e-08, 1.87785280415261e-08]},
            {"name": "Pentax K-r iso 200", "iso": 200, "a": [1.0250229176481e-05, 5.12454064734191e-06, 7.1840749873889e-06], "b": [-3.18721153245065e-08, -9.42627636285803e-08, 3.86980081192557e-08]},
            {"name": "Pentax K-r iso 400", "iso": 400, "a": [2.01680195811569e-05, 9.7588183840868e-06, 1.40658524220736e-05], "b": [-3.80922002873133e-08, -7.41029038353914e-08, 1.03718305077219e-07]},
            {"name": "Pentax K-r iso 800", "iso": 800, "a": [4.05240965801942e-05, 1.88301172697162e-05, 2.84960422041034e-05], "b": [-3.00780147479662e-08, 5.99353245687969e-08, 2.41358707251733e-07]},
            {"name": "Pentax K-r iso 1600", "iso": 1600, "a": [7.78512599138544e-05, 3.80951661837849e-05, 5.60024565948438e-05], "b": [4.78302609408712e-07, 1.99049564161835e-07, 8.35112202282036e-07]},
            {"name": "Pentax K-r iso 3200", "iso": 3200, "a": [9.32147526829224e-05, 4.15792401858486e-05, 6.35952861924381e-05], "b": [-6.84817898763123e-07, -4.66983378834082e-07, 1.01595683678666e-07]},
            {"name": "Pentax K-r iso 6400", "iso": 6400, "a": [0.000179139671672974, 8.20240322777469e-05, 0.000126436079576067], "b": [-1.83643362768227e-06, -2.39470723347351e-06, -6.03127927129158e-07]},
            {"name": "Pentax K-r iso 12800", "iso": 12800, "a": [0.000356023968236295, 0.000156068443240422, 0.000251843393697387], "b": [-4.61717436588577e-06, -5.418466661142e-06, -2.29172762302178e-06]},
            {"name": "Pentax K-r iso 25600", "iso": 25600, "a": [0.000639410909049122, 0.000289341910661324, 0.000453963503048857], "b": [-4.33366763076952e-06, -1.05672332440916e-05, 1.37024899274193e-06]}
          ]
        },
        {
          "comment": " pentax k-x contributed by supersubsexy",
          "model": "K-x",
          "profiles": [
            {"name": "Pentax K-x iso 100", "iso": 100, "a": [6.76033046744373e-06, 3.13786529644355e-06, 4.72421413200676e-06], "b": [1.80245644237734e-08, -4.45550549863608e-08, 5.83376855408949e-08]},
            {"name": "Pentax K-x iso 100", "iso": 100, "a": [6.8608154789686e-06, 3.19957140163793e-06, 4.76268867914309e-06], "b": [5.89424401049698e-09, -6.7523008965824e-08, 4.80348633264404e-08]},
            {"name": "Pentax K-x iso 200", "iso": 200, "a": [1.17919078441947e-05, 5.52229712116575e-06, 8.14466834857774e-06], "b": [5.08539857565942e-08, -7.44286491740946e-08, 1.34689866497498e-07]},
            {"name": "Pentax K-x iso 400", "iso": 400, "a": [2.32422666175937e-05, 1.0663087786159e-05, 1.56425112185104e-05], "b": [9.25354928581385e-08, -1.14397212258652e-07, 3.09058950338858e-07]},
            {"name": "Pentax K-x iso 800", "iso": 800, "a": [4.50984884294466e-05, 2.01398787150773e-05, 3.09911879112039e-05], "b": [3.23969553142247e-07, 6.78171612427272e-08, 6.25272598357679e-07]},
            {"name": "Pentax K-x iso 1600", "iso": 1600, "a": [8.711933969702e-05, 3.93452086527508e-05, 6.06109541893504e-05], "b": [1.0794823832037e-06, 4.57390681907966e-07, 1.65248517451635e-06]},
            {"name": "Pentax K-x iso 3200", "iso": 3200, "a": [0.000112206026395514, 4.62734901808337e-05, 7.79217467241133e-05], "b": [-3.92579968277323e-07, -5.77225042629809e-07, 1.10981153408388e-07]},
            {"name": "Pentax K-x iso 6400", "iso": 6400, "a": [0.000224828833066249, 9.0372127524656e-05, 0.000148698019869859], "b": [-1.3754523998075e-06, -2.13009588056015e-06, 7.01772655051384e-07]},
            {"name": "Pentax K-x iso 12800", "iso": 12800, "a": [0.000436333184304212, 0.000172418953534638, 0.000290077815985367], "b": [-2.6555286023e-06, -5.00216442638314e-06, 1.78363603676931e-06]}
          ]
        },
        {
          "comment": "pentax *ist DL by simon harhues",
          "model": "*ist DL",
          "profiles": [
            {"name": "Pentax *ist DL iso 200", "iso": 200, "a": [2.99163379217187e-06, 3.83163191739904e-06, 7.52885680139871e-06], "b": [4.28245746973165e-08, 1.90428204192517e-08, 4.23572635614955e-08]},
            {"skip": true, "name": "Pentax *ist DL iso 200", "iso": 200, "a": [3.75642334433331e-06, 3.52036458465918e-06, 8.62867250980668e-06], "b": [4.00801358138718e-08, 3.43148265705634e-08, 3.64448197110518e-08]},
            {"name": "Pentax *ist DL iso 400", "iso": 400, "a": [7.73829814472718e-06, 4.58320726362355e-06, 6.63863989505961e-06], "b": [7.03041975818957e-08, 4.29403005233088e-08, 7.33245569013743e-08]},
            {"skip": true, "name": "Pentax *ist DL iso 400", "iso": 400, "a": [6.14687287568041e-06, 5.14472172974309e-06, 8.86632630549476e-06], "b": [5.84274598683322e-08, 4.69318991679077e-08, 7.88079165408211e-08]},
            {"skip": true, "name": "Pentax *ist DL iso 400", "iso": 400, "a": [4.66911547604429e-06, 4.69927275413539e-06, 1.08170077581298e-05], "b": [6.77661825632395e-08, 4.52281117689964e-08, 6.92812807563583e-08]},
            {"skip": true, "name": "Pentax *ist DL iso 400", "iso": 400, "a": [4.14608569460242e-06, 4.92733911677844e-06, 1.20556537221338e-05], "b": [7.23846371157344e-08, 4.43900140725381e-08, 6.60496371370306e-08]},
            {"name": "Pentax *ist DL iso 800", "iso": 800, "a": [1.56235116891899e-05, 8.78729801778483e-06, 1.30000050161256e-05], "b": [2.50664653626102e-07, 1.79085901856254e-07, 2.6855239841425e-07]},
            {"skip": true, "name": "Pentax *ist DL iso 800", "iso": 800, "a": [1.62929158949367e-05, 9.40189214528963e-06, 1.34829848752077e-05], "b": [2.57967143564267e-07, 1.66326686905415e-07, 2.62306848644228e-07]},
            {"name": "Pentax *ist DL iso 1600", "iso": 1600, "a": [3.35175535377488e-05, 1.7967468239465e-05, 2.54935456686573e-05], "b": [8.81630812108316e-07, 6.17153159387754e-07, 9.32238812149751e-07]},
            {"skip": true, "name": "Pentax *ist DL iso 1600", "iso": 1600, "a": [3.29024075857362e-05, 1.73981705030019e-05, 2.41320859670995e-05], "b": [9.15350589659632e-07, 6.39769816590013e-07, 9.91040555900127e-07]},
            {"skip": true, "name": "Pentax *ist DL iso 1600", "iso": 1600, "a": [3.44102905162781e-05, 2.04498734204619e-05, 3.38381496237146e-05], "b": [1.31428744257887e-06, 9.41268012297171e-07, 1.39638254986501e-06]},
            {"skip": true, "name": "Pentax *ist DL iso 1600", "iso": 1600, "a": [3.07868922778192e-05, 1.75166336967868e-05, 2.85234543793148e-05], "b": [9.37692677364703e-07, 6.53008807385743e-07, 9.48132497065059e-07]},
            {"name": "Pentax *ist DL iso 3200", "iso": 3200, "a": [7.32931797676231e-05, 3.51194390052015e-05, 5.7064239608782e-05], "b": [3.24259468845176e-06, 2.3827631264612e-06, 3.47623151456767e-06]},
            {"skip": true, "name": "Pentax *ist DL iso 3200", "iso": 3200, "a": [7.27242956520745e-05, 3.57922123946732e-05, 4.83626767612554e-05], "b": [3.20991248459299e-06, 2.34323953286627e-06, 3.45544230554926e-06]},
            {"skip": true, "name": "Pentax *ist DL iso 3200", "iso": 3200, "a": [6.47643757904682e-05, 3.47044098167856e-05, 5.28528714396698e-05], "b": [3.60842436898298e-06, 2.55861098565413e-06, 3.7839180628943e-06]},
            {"skip": true, "name": "Pentax *ist DL iso 3200", "iso": 3200, "a": [6.26361802020194e-05, 3.4289670525043e-05, 5.12948231066463e-05], "b": [4.0212359199225e-06, 2.76432312537909e-06, 4.31794471437447e-06]}
          ]
        },
        {
          "comment": "pentax k-3 by tx0h. iso 25600+ graphs don't really match, but variance seems to still stabilise ~1.",
          "model": "K-3",
          "profiles": [
            {"name": "Pentax K-3 iso 100", "iso": 100, "a": [1.05212362141226e-05, 3.94809021650713e-06, 7.84296497873154e-06], "b": [3.24863757063071e-09, 2.70306560025622e-09, 3.36422379205466e-09]},
            {"name": "Pentax K-3 iso 200", "iso": 200, "a": [1.00886456850057e-05, 3.85095373926875e-06, 7.84940704880726e-06], "b": [2.30392236218314e-09, 2.02513037583613e-09, 2.30379918325379e-09]},
            {"name": "Pentax K-3 iso 400", "iso": 400, "a": [1.95282106024963e-05, 7.07369635977605e-06, 1.41936380070267e-05], "b": [8.46586155002119e-09, 7.23070046715332e-09, 8.65535747943075e-09]},
            {"name": "Pentax K-3 iso 800", "iso": 800, "a": [3.71072664898607e-05, 1.42873655659095e-05, 2.69272266528984e-05], "b": [2.4662386658184e-08, 1.99068520353875e-08, 2.53153782275682e-08]},
            {"name": "Pentax K-3 iso 1600", "iso": 1600, "a": [7.66923132504426e-05, 2.91740299886235e-05, 5.80021550757725e-05], "b": [5.52664739649506e-08, 4.45832034762538e-08, 5.67444574095942e-08]},
            {"name": "Pentax K-3 iso 3200", "iso": 3200, "a": [0.000114399936261757, 4.61001261387223e-05, 8.46793491919569e-05], "b": [1.42588177773058e-07, 1.03623829839519e-07, 1.43206467059716e-07]},
            {"name": "Pentax K-3 iso 6400", "iso": 6400, "a": [0.000143943303396064, 9.96205678980323e-05, 0.000133443403989444], "b": [3.08856258390386e-07, 2.08617382626526e-07, 3.08048202097564e-07]},
            {"name": "Pentax K-3 iso 12800", "iso": 12800, "a": [0.000225150014780407, 0.000298611475032959, 0.000263279516697261], "b": [4.66621327765493e-07, 2.34204034466301e-07, 4.52935958198772e-07]},
            {"name": "Pentax K-3 iso 25600", "iso": 25600, "a": [0.00052468915233115, 0.000840706578816058, 0.000754318058388537], "b": [7.84951259958916e-07, 2.57623760531695e-07, 7.24203708279665e-07]},
            {"name": "Pentax K-3 iso 51200", "iso": 51200, "a": [0.00133964836551631, 0.0019016742166224, 0.0016671674349937], "b": [1.07173308657303e-06, 2.29940172320269e-07, 9.51130321559826e-07]}
          ]
        },
        {
          "comment": "k-3 ii contributed by zoltan. iso 25600+ graphs don't match well, but this is the same for K-3 and seems camera model specific",
          "model": "K-3 II",
          "profiles": [
            {"name": "K-3 II iso 100", "iso": 100, "a": [9.06110231252642e-06, 3.57419098087832e-06, 6.86083198118061e-06], "b": [2.81774050978302e-09, 3.15994036501297e-09, 4.22317452653176e-09]},
            {"name": "K-3 II iso 125", "iso": 125, "a": [1.20432491469386e-05, 4.56836912603931e-06, 8.60311802849304e-06], "b": [4.83917916625222e-09, 4.6376134237415e-09, 5.39222496132057e-09]},
            {"name": "K-3 II iso 140", "iso": 140, "a": [1.25477695861342e-05, 4.95820575569503e-06, 9.67922672911343e-06], "b": [3.72096992851787e-09, 4.51405951964822e-09, 6.35669081728044e-09]},
            {"name": "K-3 II iso 160", "iso": 160, "a": [1.40177814918948e-05, 5.3188668252832e-06, 1.00320744477172e-05], "b": [6.64068267057429e-09, 5.73435270007784e-09, 7.68872261472247e-09]},
            {"name": "K-3 II iso 200", "iso": 200, "a": [1.02522071888692e-05, 3.77097838206827e-06, 6.38379334214133e-06], "b": [3.36293903299299e-09, 2.12450825470684e-09, 3.59052687179827e-09]},
            {"name": "K-3 II iso 250", "iso": 250, "a": [1.29698479473401e-05, 4.740876371302e-06, 8.14253627790677e-06], "b": [4.40268403988337e-09, 3.36481009441722e-09, 5.08056683926568e-09]},
            {"name": "K-3 II iso 280", "iso": 280, "a": [1.38004897533121e-05, 5.2251335710399e-06, 9.21760103471891e-06], "b": [3.39181480531527e-09, 3.3397422110195e-09, 5.53080684811684e-09]},
            {"name": "K-3 II iso 320", "iso": 320, "a": [1.50963494482097e-05, 5.56759808112833e-06, 9.63870385094014e-06], "b": [4.49925054869668e-09, 4.2058686474686e-09, 5.66504307388537e-09]},
            {"name": "K-3 II iso 400", "iso": 400, "a": [1.9111586708867e-05, 7.09393771859598e-06, 1.23870851127212e-05], "b": [6.35925100948917e-09, 5.82106244947655e-09, 8.02816624843039e-09]},
            {"name": "K-3 II iso 500", "iso": 500, "a": [2.43446772106202e-05, 9.10720999858748e-06, 1.5876872399282e-05], "b": [9.34939499867838e-09, 8.06539827938284e-09, 1.10010962493755e-08]},
            {"name": "K-3 II iso 560", "iso": 560, "a": [2.62911984765013e-05, 1.00003613901946e-05, 1.77833377284792e-05], "b": [7.94101445182925e-09, 7.53190184738702e-09, 1.24615482660796e-08]},
            {"name": "K-3 II iso 640", "iso": 640, "a": [2.86266504641822e-05, 1.07440422769081e-05, 1.88596161926491e-05], "b": [1.23253242924304e-08, 9.55624233218554e-09, 1.42366887781025e-08]},
            {"name": "K-3 II iso 800", "iso": 800, "a": [3.69673267473923e-05, 1.39419384138149e-05, 2.44710272957519e-05], "b": [1.61129421546364e-08, 1.26934106346471e-08, 1.75051019324317e-08]},
            {"name": "K-3 II iso 1000", "iso": 1000, "a": [4.76079467561009e-05, 1.80283347255739e-05, 3.16609922059979e-05], "b": [2.2662866614516e-08, 1.79284014892992e-08, 2.40224126157171e-08]},
            {"name": "K-3 II iso 1100", "iso": 1100, "a": [5.11027023854026e-05, 1.97204294141461e-05, 3.55007521596026e-05], "b": [2.37167268643274e-08, 1.86173713022804e-08, 2.83414147446849e-08]},
            {"name": "K-3 II iso 1250", "iso": 1250, "a": [5.65880522030136e-05, 2.1459786880297e-05, 3.78307228577001e-05], "b": [2.92262136253383e-08, 2.28437671323204e-08, 3.1895404169084e-08]},
            {"name": "K-3 II iso 1600", "iso": 1600, "a": [7.37565247622869e-05, 2.82159472849522e-05, 4.99755849635759e-05], "b": [2.86508681843868e-08, 2.55275702501485e-08, 3.44701177801381e-08]},
            {"name": "K-3 II iso 2000", "iso": 2000, "a": [9.52573492023493e-05, 3.67375613031902e-05, 6.52681077982314e-05], "b": [3.77619109825489e-08, 3.23936467581533e-08, 4.18455526579836e-08]},
            {"name": "K-3 II iso 2200", "iso": 2200, "a": [0.000101941643128041, 3.99861898990479e-05, 7.31585375717519e-05], "b": [4.22499610380173e-08, 3.4824706680612e-08, 5.00338583742427e-08]},
            {"name": "K-3 II iso 2500", "iso": 2500, "a": [0.000113539114412558, 4.38020396191306e-05, 7.7430198209754e-05], "b": [4.77613460824809e-08, 3.84443352715389e-08, 5.37962298042893e-08]},
            {"name": "K-3 II iso 3200", "iso": 3200, "a": [0.000143999307898197, 5.46457561628249e-05, 9.72467529836236e-05], "b": [6.47680357373584e-08, 4.72864314998954e-08, 6.71000324243817e-08]},
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            {"name": "K-3 II iso 4500", "iso": 4500, "a": [0.000198243085894248, 7.78106968618745e-05, 0.000141608198619356], "b": [9.92973842541727e-08, 6.99107876376018e-08, 1.01900115135346e-07]},
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            {"name": "K-3 II iso 8000", "iso": 8000, "a": [0.000332476035828919, 0.000133557443016227, 0.000228332011353721], "b": [2.22826367848009e-07, 1.90236841370649e-07, 2.54678761753459e-07]},
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            {"name": "K-3 II iso 10000", "iso": 10000, "a": [0.000391691638065855, 0.000159480736506697, 0.000272331449557905], "b": [2.55246048949624e-07, 2.31300549839449e-07, 3.07237533334121e-07]},
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            {"name": "K-3 II iso 32000", "iso": 32000, "a": [0.000913924711589987, 0.000453735763391097, 0.000787644237714968], "b": [1.24572628416907e-06, 1.31437753050788e-06, 1.23825634549979e-06]},
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        {
          "comment": "k-3 mark iii contributed by terry",
          "model": "K-3 Mark III",
          "profiles": [
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            {"name": "K-3 Mark III iso 204800", "iso": 204800, "a": [0.000895904580444592, 0.000446309918194722, 0.000821072998141639], "b": [7.52070748245909e-07, 1.41206008396709e-06, 1.21799764903218e-06]},
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            {"name": "K-3 Mark III iso 320000", "iso": 320000, "a": [0.00118310580517884, 0.000667637650262469, 0.0011837600670234], "b": [2.36596171700456e-06, 2.85676775454837e-06, 2.32165718481578e-06]},
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            {"name": "K-3 Mark III iso 512000", "iso": 512000, "a": [0.00221329257994264, 0.00123280391132349, 0.00230714060521223], "b": [1.48824354668123e-05, 1.347252323763e-05, 1.49260219525189e-05]},
            {"name": "K-3 Mark III iso 640000", "iso": 640000, "a": [0.00193138710312687, 0.00120868142367317, 0.00209524091686268], "b": [1.16146739487681e-05, 1.09219331150184e-05, 9.07930273812032e-06]},
            {"name": "K-3 Mark III iso 819200", "iso": 819200, "a": [0.00243093965334411, 0.00157160672178196, 0.00273481421908238], "b": [2.27449708294434e-05, 1.85872611527278e-05, 1.68819579821841e-05]},
            {"name": "K-3 Mark III iso 1024000", "iso": 1024000, "a": [0.00342007063224071, 0.00217437511723301, 0.00388369614407868], "b": [5.19679630166212e-05, 4.029321631312e-05, 4.19148100333116e-05]},
            {"name": "K-3 Mark III iso 1280000", "iso": 1280000, "a": [0.00343924285091229, 0.00229062124708744, 0.00378722879510417], "b": [4.42496537957459e-05, 3.78393318701271e-05, 3.36043862869988e-05]},
            {"name": "K-3 Mark III iso 1600000", "iso": 1600000, "a": [0.00445812182942916, 0.00295593259159825, 0.00509276671765568], "b": [8.97429103826776e-05, 6.75803101901602e-05, 6.1688632474836e-05]}
          ]
        },
        {
          "comment": "pentax k-1 contributed by matthieu volat",
          "model": "K-1",
          "profiles": [
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            {"name": "K-1 iso 200", "iso": 200, "a": [1.18561073555778e-05, 4.49080917330622e-06, 7.6107845736458e-06], "b": [1.65582065128386e-08, 8.16921486297941e-09, 1.21635885123996e-08]},
            {"name": "K-1 iso 400", "iso": 400, "a": [2.31242803352604e-05, 8.73540466323145e-06, 1.48825457130639e-05], "b": [3.53390620373806e-08, 1.91064078165199e-08, 2.83213195926139e-08]},
            {"name": "K-1 iso 800", "iso": 800, "a": [4.59786597832728e-05, 1.73964039166808e-05, 2.96540406111941e-05], "b": [8.04073110978132e-08, 4.53158236552872e-08, 6.61628503131733e-08]},
            {"name": "K-1 iso 1600", "iso": 1600, "a": [9.26586906059364e-05, 3.54680851358473e-05, 6.02117719800842e-05], "b": [2.10375390882755e-07, 1.2298733602602e-07, 1.71119353634533e-07]},
            {"name": "K-1 iso 3200", "iso": 3200, "a": [0.000197108042795406, 7.61594382831531e-05, 0.000129049508907834], "b": [5.48915736347868e-07, 3.68031257610437e-07, 4.92952873019136e-07]},
            {"name": "K-1 iso 6400", "iso": 6400, "a": [0.0004036580286029, 0.000157162203908193, 0.000266423036928101], "b": [1.37970096545033e-06, 1.04234104359789e-06, 1.34778624497915e-06]},
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            {"name": "K-1 iso 25600", "iso": 25600, "a": [0.00147015416295069, 0.000653256512397381, 0.00107747516662905], "b": [4.70827997773813e-06, 5.61261892841618e-06, 6.20375251429445e-06]},
            {"name": "K-1 iso 51200", "iso": 51200, "a": [0.00295654594764, 0.00144673558410054, 0.00225462642543023], "b": [1.59177945491882e-05, 1.66852217587287e-05, 1.75572771796778e-05]},
            {"name": "K-1 iso 102400", "iso": 102400, "a": [0.00641109283341315, 0.00400294349067668, 0.00555479782698559], "b": [7.56197439717725e-05, 5.69141706120876e-05, 6.90868730257815e-05]},
            {"name": "K-1 iso 204800", "iso": 204800, "a": [0.0163478533528846, 0.0155044384171134, 0.0166179069739167], "b": [0.000696762523666222, 0.000166841575275366, 0.00054574444272964]}
          ]
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        {
          "comment": "k-1 mark ii contributed by mvolat",
          "model": "K-1 Mark II",
          "profiles": [
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            {"name": "K-1 Mark II iso 140", "iso": 140, "a": [3.73022619261386e-06, 2.40582321478379e-06, 5.66396042780719e-06], "b": [7.12240757039007e-09, 4.94570279279177e-09, 8.26122247716058e-09]},
            {"name": "K-1 Mark II iso 200", "iso": 200, "a": [4.85324701656984e-06, 3.42434837639763e-06, 8.48100859268551e-06], "b": [7.5794251566067e-09, 7.39099943649417e-09, 1.70875063697943e-08]},
            {"name": "K-1 Mark II iso 280", "iso": 280, "a": [7.89537958878181e-06, 4.64794310507481e-06, 1.04937583003797e-05], "b": [1.4124504287325e-08, 1.11830793524635e-08, 1.51623306261363e-08]},
            {"name": "K-1 Mark II iso 400", "iso": 400, "a": [9.40109142730084e-06, 6.55415254691053e-06, 1.65806132580668e-05], "b": [1.90095711758035e-08, 1.57681024379159e-08, 3.34899791655328e-08]},
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            {"name": "Samsung GX20 iso 2500", "iso": 2500, "a": [0.000118177441558288, 6.07837422585803e-05, 0.000101526854695375], "b": [7.42774488753386e-07, 4.50910063926644e-07, 7.30996010101479e-07]},
            {"name": "Samsung GX20 iso 3200", "iso": 3200, "a": [0.000172615575693433, 8.49494396299149e-05, 0.000142834531768243], "b": [1.27382575291531e-06, 8.50931252241583e-07, 1.27200334560935e-06]},
            {"name": "Samsung GX20 iso 4000", "iso": 4000, "a": [0.000244723130012044, 0.000117893415466082, 0.000197312055848286], "b": [1.84780006766473e-06, 1.24766326597173e-06, 1.90654535565937e-06]},
            {"name": "Samsung GX20 iso 5000", "iso": 5000, "a": [0.0003141990739661, 0.000150771884387404, 0.000250331988164976], "b": [2.42421710247928e-06, 1.67669133957508e-06, 2.52662754383186e-06]},
            {"name": "Samsung GX20 iso 6400", "iso": 6400, "a": [0.000468226779602687, 0.000215868244182429, 0.00036025931577558], "b": [3.80264024175038e-06, 2.76883350732546e-06, 4.11544722737646e-06]}
          ]
        },
        {
          "comment": "nx1 contributed by tore",
          "model": "NX1",
          "profiles": [
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            {"name": "NX1 iso 125", "iso": 125, "a": [7.32485521540965e-06, 3.97546790922714e-06, 6.35238489441068e-06], "b": [1.91903030091263e-08, 1.50663178977242e-08, 1.79036530130027e-08]},
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            {"name": "NX1 iso 320", "iso": 320, "a": [1.78116093479171e-05, 1.02208921514578e-05, 1.64330549236951e-05], "b": [7.6596430173077e-08, 5.93385588390788e-08, 7.03057148230074e-08]},
            {"name": "NX1 iso 400", "iso": 400, "a": [2.19319932572844e-05, 1.22664897080109e-05, 1.97572713263778e-05], "b": [1.23738037217383e-07, 1.04735791463941e-07, 1.22238886416799e-07]},
            {"name": "NX1 iso 500", "iso": 500, "a": [3.27612586663309e-05, 1.69732570678503e-05, 2.77971233537932e-05], "b": [1.84073587392593e-07, 1.25128172776254e-07, 1.49937982000832e-07]},
            {"name": "NX1 iso 640", "iso": 640, "a": [4.26636897870247e-05, 2.20672994725363e-05, 3.62195457863266e-05], "b": [2.03759900830769e-07, 1.38176455290275e-07, 1.58679722525011e-07]},
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            {"name": "NX1 iso 1000", "iso": 1000, "a": [6.50999146153909e-05, 3.32873867622634e-05, 5.44089810129818e-05], "b": [3.1463533290586e-07, 2.32813079410067e-07, 2.70909782057214e-07]},
            {"name": "NX1 iso 1250", "iso": 1250, "a": [8.51199850273942e-05, 4.32653152472505e-05, 7.05131131412222e-05], "b": [4.78881316266541e-07, 3.5551609882228e-07, 4.12802249431133e-07]},
            {"name": "NX1 iso 1600", "iso": 1600, "a": [0.000103927296403328, 5.16157819601849e-05, 8.35923266630547e-05], "b": [4.14736053227246e-07, 3.43105509824408e-07, 4.00868557795793e-07]},
            {"name": "NX1 iso 2000", "iso": 2000, "a": [0.000127065309001794, 6.32267790120773e-05, 0.000101788352913314], "b": [5.86322199277089e-07, 4.83577263817027e-07, 5.62861583572013e-07]},
            {"name": "NX1 iso 2500", "iso": 2500, "a": [0.000170474896320555, 8.31016808710022e-05, 0.000134446328478804], "b": [6.91521191695461e-07, 6.74479329897909e-07, 7.46302907658291e-07]},
            {"name": "NX1 iso 3200", "iso": 3200, "a": [0.000206259439734506, 0.000100707885542161, 0.000161398632091267], "b": [8.42514861034346e-07, 8.31882718047833e-07, 9.09381421792446e-07]},
            {"name": "NX1 iso 4000", "iso": 4000, "a": [0.000282163625690315, 0.000138221874568739, 0.000225401954624715], "b": [7.03712436797629e-07, 7.63350713702795e-07, 8.4059280408688e-07]},
            {"name": "NX1 iso 5000", "iso": 5000, "a": [0.000351000082221045, 0.00017158211272135, 0.00028127471801242], "b": [1.27057496885776e-06, 1.44502670128172e-06, 1.53431545365152e-06]},
            {"name": "NX1 iso 6400", "iso": 6400, "a": [0.000416292236405777, 0.000203271463451881, 0.000333894038963325], "b": [1.64705770001856e-06, 1.93244120246498e-06, 2.02489167044943e-06]},
            {"name": "NX1 iso 8000", "iso": 8000, "a": [0.00051712370965122, 0.000259341525136785, 0.000426003962253312], "b": [2.54365815912352e-06, 3.01940198446685e-06, 3.13979330310536e-06]},
            {"name": "NX1 iso 10000", "iso": 10000, "a": [0.000676981733189039, 0.000338733268070606, 0.000559495110232569], "b": [4.06947130431073e-06, 4.89177107229502e-06, 4.99301426071015e-06]},
            {"name": "NX1 iso 12800", "iso": 12800, "a": [0.000899832388742224, 0.000443841944961136, 0.000725486270462013], "b": [4.61084133758255e-06, 5.91343998451145e-06, 6.21208411562234e-06]},
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            {"name": "NX1 iso 20000", "iso": 20000, "a": [0.00139082166921705, 0.000742128242617882, 0.00121200826968805], "b": [7.14115873485078e-06, 8.73470892975441e-06, 9.22754060137615e-06]},
            {"name": "NX1 iso 25600", "iso": 25600, "a": [0.00180407854119115, 0.00101486612845425, 0.00167657380196317], "b": [9.00191656649443e-06, 1.08135872027836e-05, 1.06315608028681e-05]},
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          ]
        },
        {
          "comment": "samsung nx10 contributed by Benjamin Hartmann. dark regions are 2x--3x variance.",
          "model": "NX10",
          "profiles": [
            {"name": "Samsung NX10 iso 100", "iso": 100, "a": [7.65735549362913e-06, 4.18741471878906e-06, 6.91666119907651e-06], "b": [1.04070307329532e-07, 5.59035525568829e-08, 9.65756542733997e-08]},
            {"name": "Samsung NX10 iso 200", "iso": 200, "a": [1.49994148703597e-05, 8.07994047740921e-06, 1.34051992764919e-05], "b": [1.59543146310844e-07, 6.53548388731254e-08, 1.17565449136037e-07]},
            {"name": "Samsung NX10 iso 400", "iso": 400, "a": [2.78483245307609e-05, 1.50462772059569e-05, 2.43376111339857e-05], "b": [4.43369696384773e-07, 2.67990879169606e-07, 4.00159340412934e-07]},
            {"name": "Samsung NX10 iso 800", "iso": 800, "a": [6.2189516883651e-05, 3.22161023858762e-05, 5.40503479042483e-05], "b": [1.36125869630645e-06, 7.44485259653261e-07, 1.13880659521414e-06]},
            {"name": "Samsung NX10 iso 1600", "iso": 1600, "a": [9.21346053521494e-05, 4.89527138033317e-05, 8.23199072877294e-05], "b": [3.11814678712925e-06, 2.16863169936236e-06, 2.90389148342322e-06]},
            {"name": "Samsung NX10 iso 3200", "iso": 3200, "a": [0.000177960506523153, 9.08869401870464e-05, 0.000155735138542919], "b": [1.08363769753609e-05, 7.89650015794136e-06, 1.02035701747638e-05]}
          ]
        },
        {
          "comment": "samsung nx100, contributed by pascal de bruijn, variance doesn't seem to stabilize well in dark areas",
          "model": "NX100",
          "profiles": [
            {"name": "Samsung NX100 iso 100", "iso": 100, "a": [4.99270904164219e-06, 4.92373089527128e-06, 1.27096268204169e-05], "b": [8.3199766769219e-08, -1.45782668222198e-08, -3.10677261396051e-07]},
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            {"name": "Samsung NX100 iso 200", "iso": 200, "a": [8.62464475204047e-06, 9.19017734190852e-06, 1.87781571105484e-05], "b": [9.32351589525802e-08, -2.41100351701182e-07, -1.10896237901791e-07]},
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            {"name": "Samsung NX100 iso 320", "iso": 320, "a": [1.33906790901776e-05, 1.35704207167362e-05, 3.14681984120395e-05], "b": [3.45689187514433e-07, -4.16467389725744e-08, -2.71262841421208e-07]},
            {"name": "Samsung NX100 iso 400", "iso": 400, "a": [1.71186358563409e-05, 1.83138454297285e-05, 3.52738484665866e-05], "b": [3.52993225140339e-07, -4.15172922928797e-07, 3.84753280703847e-07]},
            {"name": "Samsung NX100 iso 500", "iso": 500, "a": [2.08975225212306e-05, 2.14947842139058e-05, 4.5359711568221e-05], "b": [5.64210011614828e-07, -2.55804112947131e-07, -1.57092044373335e-07]},
            {"name": "Samsung NX100 iso 640", "iso": 640, "a": [2.67310964037834e-05, 2.77160023311768e-05, 6.78675785215236e-05], "b": [9.71693846312659e-07, -9.39887996904199e-08, -1.04616255753396e-06]},
            {"name": "Samsung NX100 iso 800", "iso": 800, "a": [3.41290610856095e-05, 3.51603518961619e-05, 6.32845265295679e-05], "b": [1.49056732887989e-06, 1.02080357718622e-07, 2.69354727489016e-06]},
            {"name": "Samsung NX100 iso 1000", "iso": 1000, "a": [4.27291395882936e-05, 4.47900184942864e-05, 9.12495021111337e-05], "b": [2.2345336569479e-06, 2.92603533258487e-08, 1.47940552519575e-06]},
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            {"name": "Samsung NX100 iso 1600", "iso": 1600, "a": [7.03948200996258e-05, 6.21988681000337e-05, 0.000128394078989594], "b": [5.37066431274778e-06, 4.00447117492512e-06, 6.87756363670757e-06]},
            {"name": "Samsung NX100 iso 2000", "iso": 2000, "a": [9.17926027538227e-05, 7.6975581999008e-05, 0.000152262064103023], "b": [7.5104875275086e-06, 6.25730389334235e-06, 1.14743733384823e-05]},
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        {
          "comment": "nx1000 contributed by macgyver",
          "model": "NX1000",
          "profiles": [
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          ]
        },
        {
          "comment": "samsung wb2000 contributed by christer",
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          "comment": "ilce-7s by Malte Cornils, bright regions underrepresented in image, slightly more noise there (like +10% at most)",
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        {
          "comment": "Sony nex 6, contributed by christophe vescovi (same sensor: nex-5r nex-f3)",
          "model": "NEX-6",
          "profiles": [
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          "comment": "Sony nex-7, contributed by thorsten bronger",
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          "profiles": [
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        {
          "comment": "Sony nex-c3 contributed by dennis gnad - the sensor should be similar/same as: Nikon D7000, Sony SLT-A35, Sony Nex-5N",
          "model": "NEX-C3",
          "profiles": [
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          "comment": "Sony a55 by Jean-Marc Sarat",
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        {
          "comment": "Sony slt a57 by baptiste pierrat",
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    {
      "maker": "YI TECHNOLOGY",
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}