# 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 1.40512926 0.0103407899 0.140987722 0.0561355281 1.52292764 149.776911
  - type: tabulated k
    data: |
        0.360 4.8340E-06
        0.370 1.4028E-06
        0.380 4.7371E-07
        0.390 1.9534E-07
        0.400 1.0024E-07
        0.420 5.3908E-08
        0.440 4.5817E-08
        0.460 3.3094E-08
        0.480 3.0681E-08
        0.500 3.1959E-08
        0.550 2.1939E-08
        0.600 1.9137E-08
        0.650 1.5541E-08
        0.700 1.1152E-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 1.9118E-08
        1.400 1.0072E-07
        1.600 1.0227E-07
        1.800 3.4797E-07
        2.000 6.9952E-07
        2.200 2.0009E-06
        2.400 2.5940E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 1.01e-07 1.6e-08 -4.83e-11 7.01e-07 7.11e-10 0.277
    nd: 1.616590
    Vd: 36.651688
    glass_code: 617367
    density:
      - value: 2680
    thermal_expansion:
      - temperature_range: 243 343
        value: 7.4e-06
      - temperature_range: 293 573
        value: 9.5e-06
    dPgF: 0.0044
    resistance:
        climatic: 1.0