# 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: 2.8267987 -0.0140346783 2 -0.000170936348 4 0.0189011366 -2 0.00027593367 -4 5.15919094e-06 -6 9.87059817e-08 -8
  - type: tabulated k
    data: |
        0.290 5.0938E-06
        0.300 4.0938E-06
        0.310 3.0537E-06
        0.320 2.1492E-06
        0.330 1.4305E-06
        0.340 9.2665E-07
        0.350 5.8690E-07
        0.360 3.6622E-07
        0.365 2.9315E-07
        0.370 2.2319E-07
        0.380 1.4557E-07
        0.390 1.0094E-07
        0.400 7.4066E-08
        0.420 5.0514E-08
        0.440 3.8729E-08
        0.460 3.3094E-08
        0.480 2.6832E-08
        0.500 2.3945E-08
        0.550 2.1939E-08
        0.600 2.3933E-08
        0.650 3.1129E-08
        0.700 3.9130E-08
        0.800 6.3982E-08
        0.900 3.5900E-08
        1.000 3.1895E-08
        1.200 1.9118E-08
        1.400 3.3473E-08
        1.600 1.0227E-07
        1.800 2.8938E-07
        2.000 6.8289E-07
        2.200 2.2380E-06
        2.400 9.4404E-06
CONDITIONS:
    temperature: 296
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 1.9256e-06 1.1453e-08 -1.3417e-12 5.0269e-07 4.3535e-10 0.16504
    nd: 1.696800
    Vd: 55.520369
    density:
      - value: 3630
    thermal_expansion:
      - temperature_range: 243 343
        value: 5.6e-06
    dPgF: -0.0082
    resistance:
        phosphate: 4.0