# 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: 3.11993645 -0.0126679163 2 0.0421698355 -2 0.00304768926 -4 -0.000420720196 -6 0.000106770582 -8 -1.09382035e-05 -10 5.57077794e-07 -12
  - type: tabulated k
    data: |
        0.365 8.7013E-06
        0.370 5.0490E-06
        0.380 2.0362E-06
        0.390 1.0629E-06
        0.400 6.3169E-07
        0.420 3.0055E-07
        0.440 1.8698E-07
        0.460 1.3042E-07
        0.480 1.0063E-07
        0.500 8.0384E-08
        0.550 5.2839E-08
        0.600 5.7642E-08
        0.650 7.2927E-08
        0.700 7.8537E-08
        0.800 7.0416E-08
        0.900 3.5900E-08
        1.000 3.9889E-08
        1.200 1.9118E-08
        1.400 1.1146E-08
        1.600 1.2796E-07
        1.800 3.6265E-07
        2.000 5.5054E-07
        2.200 1.1579E-06
        2.400 2.2256E-06
CONDITIONS:
    temperature: 296
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -5.4567e-06 9.6564e-09 -1.396e-12 1.0511e-06 1.5502e-09 0.2883
    nd: 1.805180
    Vd: 25.448348
    density:
      - value: 3340
    thermal_expansion:
      - temperature_range: 243 343
        value: 8.6e-06
    dPgF: 0.014
    resistance:
        phosphate: 1.0