# this file is part of refractiveindex.info database
# refractiveindex.info database is in the public domain
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REFERENCES: |
    <a href="https://refractiveindex.info/download/data/2022/CDGM-ZEMAX202206new.AGF">CDGM Zemax catalog 2022-06</a> (obtained from <a href="http://www.cdgmgd.com/go.htm?k=Download&url=downList">http://www.cdgmgd.com</a>)<br>See also <a href="https://refractiveindex.info/download/data/2022/CDGM202206.pdf">CDGM optical glass data sheets</a>
DATA:
  - type: formula 2
    wavelength_range: 0.302 2.325
    coefficients: 0 0.795536936 0.00400873219 0.500949252 0.0175436655 0.905052235 111.287063
  - type: tabulated k
    data: |
        0.290 4.6906E-06
        0.300 2.0824E-06
        0.310 8.7284E-07
        0.320 3.5756E-07
        0.330 1.5691E-07
        0.340 7.9624E-08
        0.350 3.9268E-08
        0.360 2.5900E-08
        0.370 2.0683E-08
        0.380 2.1242E-08
        0.390 1.5557E-08
        0.400 9.5636E-09
        0.420 1.3396E-08
        0.440 1.4034E-08
        0.460 1.0998E-08
        0.480 1.5310E-08
        0.500 1.5947E-08
        0.550 8.7623E-09
        0.600 9.5589E-09
        0.650 1.0355E-08
        0.700 1.1152E-08
        0.800 1.2745E-08
        0.850 1.3542E-08
        0.900 1.4338E-08
        0.950 1.5135E-08
        1.000 1.5931E-08
        1.060 1.6887E-08
        1.200 1.9118E-08
        1.400 8.9485E-08
        1.600 1.4083E-07
        1.800 6.4454E-07
        2.000 1.6592E-06
        2.200 3.7758E-06
        2.400 5.9062E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -5.26e-06 1.82e-08 -8.49e-11 5.16e-07 1.16e-09 0.136
    nd: 1.526380
    Vd: 60.157370
    glass_code: 526602
    density:
      - value: 2690
    thermal_expansion:
      - temperature_range: 243 343
        value: 9.4e-06
      - temperature_range: 293 573
        value: 1.1e-05
    dPgF: 0.0005
    resistance:
        climatic: 3.0