# 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: 2.74008995 -0.0120461104 2 -0.000175410927 4 0.0176614454 -2 0.00018931729 -4 1.04494737e-05 -6 -1.62215193e-07 -8
  - type: tabulated k
    data: |
        0.280 8.7166E-06
        0.290 5.8287E-06
        0.300 3.9647E-06
        0.310 2.6613E-06
        0.320 1.7651E-06
        0.330 1.1313E-06
        0.340 7.0716E-07
        0.350 4.2007E-07
        0.360 2.6389E-07
        0.365 2.0455E-07
        0.370 1.6034E-07
        0.380 1.0460E-07
        0.390 6.9040E-08
        0.400 5.4578E-08
        0.420 4.0350E-08
        0.440 3.5190E-08
        0.460 2.9402E-08
        0.480 2.2987E-08
        0.500 1.9944E-08
        0.550 1.7542E-08
        0.600 1.9137E-08
        0.650 2.5928E-08
        0.700 3.3523E-08
        0.800 5.7555E-08
        0.900 2.1518E-08
        1.000 3.1895E-08
        1.200 2.8691E-08
        1.400 8.9485E-08
        1.600 1.5371E-07
        1.800 3.6265E-07
        2.000 7.4949E-07
        2.200 2.6405E-06
        2.400 8.2273E-06
CONDITIONS:
    temperature: 296
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -1.0652e-06 1.0024e-08 -8.1594e-13 5.1356e-07 4.6991e-10 0.14302
    nd: 1.670000
    Vd: 57.349561
    density:
      - value: 3750
    thermal_expansion:
      - temperature_range: 243 343
        value: 6.3e-06
    dPgF: -0.0053
    resistance:
        phosphate: 4.0