# 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: 0.365015 2.05809
    coefficients: 2.76331704 -0.0111612524 2 -0.000129016401 4 0.0184973677 -2 0.000256863267 -4 6.55822525e-06 -6 7.62548252e-08 -8
  - type: tabulated k
    data: |
        0.290 9.0280E-06
        0.300 5.4970E-06
        0.310 3.6255E-06
        0.320 2.3978E-06
        0.330 1.5700E-06
        0.340 1.0040E-06
        0.350 6.2150E-07
        0.360 3.6622E-07
        0.365 2.8352E-07
        0.370 2.2001E-07
        0.380 1.4240E-07
        0.390 9.7732E-08
        0.400 7.4066E-08
        0.420 5.3908E-08
        0.440 4.5817E-08
        0.460 3.6790E-08
        0.480 3.0681E-08
        0.500 2.3945E-08
        0.550 2.1939E-08
        0.600 2.8734E-08
        0.650 3.1129E-08
        0.700 3.3523E-08
        0.800 5.1134E-08
        0.900 1.4338E-08
        1.000 3.1895E-08
        1.200 2.8691E-08
        1.400 2.2304E-08
        1.600 1.0227E-07
        1.800 2.6018E-07
        2.000 5.0119E-07
        2.200 1.4407E-06
        2.400 5.7507E-06
CONDITIONS:
    temperature: 296
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -3.2027e-06 1.0309e-08 -1.46e-12 5.4747e-07 4.6348e-10 0.17237
    nd: 1.677900
    Vd: 55.348146
    density:
      - value: 3780
    thermal_expansion:
      - temperature_range: 243 343
        value: 7.8e-06
    dPgF: -0.0045
    resistance:
        phosphate: 4.0