# 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: 3.45215485 -0.0140748042 2 0.0502420375 -2 0.00357942817 -4 -0.000494644665 -6 0.000129480898 -8 -1.35467075e-05 -10 6.96875364e-07 -12
  - type: tabulated k
    data: |
        0.365 1.3376E-05
        0.370 7.8298E-06
        0.380 3.0894E-06
        0.390 1.5854E-06
        0.400 1.0018E-06
        0.420 5.0409E-07
        0.440 2.9576E-07
        0.460 2.0321E-07
        0.480 1.5593E-07
        0.500 1.2119E-07
        0.550 7.0594E-08
        0.600 5.2812E-08
        0.650 5.7213E-08
        0.700 5.5985E-08
        0.800 5.7555E-08
        0.900 2.8705E-08
        1.000 3.9889E-08
        1.200 9.5541E-09
        1.400 1.1146E-08
        1.600 1.0227E-07
        1.800 2.4560E-07
        2.000 3.5405E-07
        2.200 7.6947E-07
        2.400 2.0122E-06
CONDITIONS:
    temperature: 296
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -3.8315e-06 9.6446e-09 -1.0727e-12 1.0692e-06 1.6653e-09 0.28647
    nd: 1.902000
    Vd: 25.263033
    density:
      - value: 4100
    thermal_expansion:
      - temperature_range: 243 343
        value: 7.7e-06
    dPgF: 0.0146