# this file is part of refractiveindex.info database
# refractiveindex.info database is in the public domain
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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 0.513637795 0.0313064446 1.65030785 0.0073538878 1.47644096 100.105262
  - type: tabulated k
    data: |
        0.320 1.0694E-05
        0.330 4.2662E-06
        0.340 2.0313E-06
        0.350 1.1405E-06
        0.360 7.0812E-07
        0.370 4.5093E-07
        0.380 3.0185E-07
        0.390 2.0858E-07
        0.400 1.5658E-07
        0.420 1.0180E-07
        0.440 7.7891E-08
        0.460 6.2765E-08
        0.480 4.9982E-08
        0.500 3.9989E-08
        0.550 2.6340E-08
        0.600 2.8734E-08
        0.650 3.1129E-08
        0.700 2.7922E-08
        0.800 2.5516E-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 2.2304E-08
        1.600 2.5490E-08
        1.800 4.3036E-08
        2.000 4.3563E-07
        2.200 1.5169E-06
        2.400 7.0039E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 3.15e-06 1.76e-08 -6.68e-11 5.2e-07 1.18e-10 0.262
    nd: 1.801660
    Vd: 44.263459
    glass_code: 802443
    density:
      - value: 4300
    thermal_expansion:
      - temperature_range: 243 343
        value: 5.3e-06
      - temperature_range: 293 573
        value: 7.2e-06
    dPgF: -0.0078
    resistance:
        climatic: 1.0