# 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: 2.81748246 -0.0105788235 2 -0.000100459117 4 0.0214941409 -2 0.000433668886 -4 3.1538635e-07 -6 1.19012861e-06 -8
  - type: tabulated k
    data: |
        0.340 5.9721E-06
        0.350 2.3506E-06
        0.360 1.0630E-06
        0.365 7.2168E-07
        0.370 5.1336E-07
        0.380 2.8519E-07
        0.390 1.7885E-07
        0.400 1.2332E-07
        0.420 7.7770E-08
        0.440 7.0738E-08
        0.460 5.9043E-08
        0.480 4.6114E-08
        0.500 3.9989E-08
        0.550 3.0745E-08
        0.600 3.8351E-08
        0.650 4.6764E-08
        0.700 4.4743E-08
        0.800 5.7555E-08
        0.900 5.0310E-08
        1.000 7.1944E-08
        1.200 4.7866E-08
        1.400 7.8260E-08
        1.600 1.2796E-07
        1.800 2.4560E-07
        2.000 4.1928E-07
        2.200 1.0833E-06
        2.400 3.1039E-06
CONDITIONS:
    temperature: 296
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 1.0244e-06 1.1947e-08 -2.4361e-12 4.5669e-07 7.4603e-10 0.28662
    nd: 1.697000
    Vd: 48.449887
    glass_status: preferred
    density:
      - value: 3740
    thermal_expansion:
      - temperature_range: 243 343
        value: 6.9e-06
    dPgF: -0.0043
    resistance:
        phosphate: 1.0