# 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 0.233018785 0.0537435377 1.90660392 0.0114336559 1.37147086 110.630887
  - type: tabulated k
    data: |
        0.350 1.4249E-05
        0.360 5.5320E-06
        0.370 2.6759E-06
        0.380 1.2473E-06
        0.390 7.1199E-07
        0.400 4.9121E-07
        0.420 2.7505E-07
        0.440 2.0178E-07
        0.460 1.5325E-07
        0.480 1.2423E-07
        0.500 9.6658E-08
        0.550 5.2839E-08
        0.600 3.8351E-08
        0.650 3.1129E-08
        0.700 2.7922E-08
        0.800 2.5516E-08
        0.850 2.0323E-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 1.7293E-07
        2.000 4.3563E-07
        2.200 1.2893E-06
        2.400 3.7901E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -1.89e-06 1.64e-08 -1.41e-10 8.7e-07 1.01e-09 0.245
    nd: 1.801000
    Vd: 34.966919
    glass_code: 801350
    density:
      - value: 3890
    thermal_expansion:
      - temperature_range: 243 343
        value: 7.9e-06
      - temperature_range: 293 573
        value: 9.3e-06
    dPgF: 0.0016
    resistance:
        climatic: 1.0