# 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 1.32811418 0.0086851075 0.126865199 0.0440786174 1.04004826 120.899619
  - type: tabulated k
    data: |
        0.340 9.9808E-06
        0.350 3.7951E-06
        0.360 1.2385E-06
        0.370 4.6125E-07
        0.380 2.0647E-07
        0.390 1.0414E-07
        0.400 6.1061E-08
        0.420 3.3591E-08
        0.440 3.1655E-08
        0.460 2.5714E-08
        0.480 1.9146E-08
        0.500 1.9944E-08
        0.550 2.1939E-08
        0.600 2.3933E-08
        0.650 2.0732E-08
        0.700 2.2326E-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 7.8260E-08
        1.600 1.1511E-07
        1.800 4.6586E-07
        2.000 1.0187E-06
        2.200 2.4582E-06
        2.400 3.5127E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -2.53e-06 1.58e-08 -4.13e-11 6.35e-07 4.85e-10 0.235
    nd: 1.582670
    Vd: 46.597786
    glass_code: 583466
    density:
      - value: 2910
    thermal_expansion:
      - temperature_range: 243 343
        value: 8.2e-06
      - temperature_range: 293 573
        value: 1e-05
    dPgF: 0.0005
    resistance:
        climatic: 1.0