# 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: 2.63768374 -0.0104781511 2 0.0239749005 -2 0.00192856512 -4 -0.000366733662 -6 7.71499779e-05 -8 -7.4649885e-06 -10 3.25251898e-07 -12
  - type: tabulated k
    data: |
        0.360 8.0598E-06
        0.365 4.6747E-06
        0.370 2.6979E-06
        0.380 1.0786E-06
        0.390 5.0438E-07
        0.400 2.5850E-07
        0.420 1.0525E-07
        0.440 6.7167E-08
        0.460 5.1610E-08
        0.480 4.2250E-08
        0.500 3.1959E-08
        0.550 2.1939E-08
        0.600 2.3933E-08
        0.650 3.1129E-08
        0.700 3.3523E-08
        0.800 6.3982E-08
        0.900 2.8705E-08
        1.000 4.7890E-08
        1.200 1.9118E-08
        1.400 4.4653E-08
        1.600 1.4083E-07
        1.800 4.8067E-07
        2.000 8.6670E-07
        2.200 2.0402E-06
        2.400 3.1039E-06
CONDITIONS:
    temperature: 296
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -3.9095e-06 9.4107e-09 -8.6488e-13 8.6526e-07 1.0468e-09 0.264
    nd: 1.647690
    Vd: 33.723654
    density:
      - value: 2720
    thermal_expansion:
      - temperature_range: 243 343
        value: 9e-06
    dPgF: 0.0053
    resistance:
        phosphate: 1.0