# this file is part of refractiveindex.info database
# refractiveindex.info database is in the public domain
# copyright and related rights waived via CC0 1.0

REFERENCES: |
    <a href="https://refractiveindex.info/download/data/2017/nikon_2017-11.agf">NIKON Zemax catalog 2017-11</a> (obtained from <a href="http://www.nikon.com/products/glass/lineup/materials/optical/">http://www.nikon.com</a>)<br>See also <a href="https://refractiveindex.info/download/data/2017/hikari_2017-04-01.pdf">HIKARI glass data sheets</a>
COMMENTS: |
    
DATA:
  - type: formula 3
    wavelength_range: 0.388865 2.05809
    coefficients: 3.1015892 -0.013347498 2 0.0364605893 -2 0.00326400857 -4 -0.000624213023 -6 0.000140210775 -8 -1.42247779e-05 -10 6.58468818e-07 -12
  - type: tabulated k
    data: |
        0.370 7.4367E-06
        0.380 3.0894E-06
        0.390 1.5341E-06
        0.400 8.7356E-07
        0.420 3.8949E-07
        0.440 2.2038E-07
        0.460 1.4562E-07
        0.480 1.0848E-07
        0.500 8.4446E-08
        0.550 4.3988E-08
        0.600 3.8351E-08
        0.650 4.1547E-08
        0.700 3.3523E-08
        0.800 5.1134E-08
        0.900 1.4338E-08
        1.000 3.1895E-08
        1.200 9.5541E-09
        1.400 3.3473E-08
        1.600 1.1511E-07
        1.800 2.3104E-07
        2.000 3.7033E-07
        2.200 1.1205E-06
        2.400 2.2256E-06
CONDITIONS:
    temperature: 296
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 2.0541e-07 1.2104e-08 -1.4807e-12 1.0038e-06 1.2969e-09 0.2687
    nd: 1.795040
    Vd: 28.692277
    density:
      - value: 3610
    thermal_expansion:
      - temperature_range: 243 343
        value: 6.8e-06
    dPgF: 0.0103
    resistance:
        phosphate: 1.0