# 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/2022/CDGM-ZEMAX202206new.AGF">CDGM Zemax catalog 2022-06</a> (obtained from <a href="http://www.cdgmgd.com/go.htm?k=Download&url=downList">http://www.cdgmgd.com</a>)<br>See also <a href="https://refractiveindex.info/download/data/2022/CDGM202206.pdf">CDGM optical glass data sheets</a>
DATA:
  - type: formula 2
    wavelength_range: 0.365 2.325
    coefficients: 0 0.131898794 0.05793195 1.42441827 0.0106270032 1.21746316 117.376535
  - type: tabulated k
    data: |
        0.360 5.4348E-06
        0.370 1.6448E-06
        0.380 5.9274E-07
        0.390 2.6215E-07
        0.400 1.4656E-07
        0.420 8.1192E-08
        0.440 6.0036E-08
        0.460 5.1610E-08
        0.480 4.6114E-08
        0.500 3.5972E-08
        0.550 2.1939E-08
        0.600 1.9137E-08
        0.650 2.0732E-08
        0.700 1.6736E-08
        0.800 1.2745E-08
        0.850 1.3542E-08
        0.900 1.4338E-08
        0.950 1.5135E-08
        1.000 1.5931E-08
        1.060 1.6887E-08
        1.200 2.8691E-08
        1.400 1.6838E-07
        1.600 1.4083E-07
        1.800 3.9206E-07
        2.000 7.4949E-07
        2.200 2.3177E-06
        2.400 3.1039E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -5.06e-07 1.71e-08 -6.38e-11 7.53e-07 6.73e-10 0.266
    nd: 1.620050
    Vd: 36.345886
    glass_code: 620364
    glass_status: standard
    density:
      - value: 2670
    thermal_expansion:
      - temperature_range: 243 343
        value: 7.6e-06
      - temperature_range: 293 573
        value: 9e-06
    dPgF: 0.0047
    resistance:
        climatic: 1.0