# 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: 2.44484793 -0.00936437503 2 -9.46881204e-05 4 0.0193135291 -2 0.000236834809 -4 7.55993911e-05 -6 -7.53407578e-06 -8 5.41756865e-07 -10
  - type: tabulated k
    data: |
        0.350 1.2826E-05
        0.360 3.9714E-06
        0.365 2.4514E-06
        0.370 1.4554E-06
        0.380 6.3721E-07
        0.390 3.0294E-07
        0.400 1.6327E-07
        0.420 7.0935E-08
        0.440 5.2919E-08
        0.460 4.0489E-08
        0.480 3.4533E-08
        0.500 3.1959E-08
        0.550 2.6340E-08
        0.600 2.3933E-08
        0.650 3.6335E-08
        0.700 3.9130E-08
        0.800 7.0416E-08
        0.900 3.5900E-08
        1.000 3.9889E-08
        1.200 2.8691E-08
        1.400 8.9485E-08
        1.600 1.1511E-07
        1.800 4.0679E-07
        2.000 8.3312E-07
        2.200 2.0402E-06
        2.400 2.8805E-06
CONDITIONS:
    temperature: 296
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 8.002e-07 1.1418e-08 -1.3405e-12 7.1386e-07 7.7452e-10 0.24901
    nd: 1.581440
    Vd: 40.977199
    density:
      - value: 2580
    thermal_expansion:
      - temperature_range: 243 343
        value: 7.5e-06
    dPgF: 0.0007
    resistance:
        phosphate: 1.0