# 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 3
    wavelength_range: 0.365 1.014
    coefficients: 2.70820441 -0.00794171159 2 0.0292224783 -2 0.000884931615 -4 6.6862056e-07 -6 5.65902766e-06 -8
  - type: tabulated k
    data: |
        0.340 5.3196E-06
        0.350 1.7683E-06
        0.360 6.7529E-07
        0.370 3.1349E-07
        0.380 1.2975E-07
        0.390 1.0414E-07
        0.400 7.4066E-08
        0.420 3.6968E-08
        0.440 2.1072E-08
        0.460 2.2030E-08
        0.480 1.5310E-08
        0.500 1.5947E-08
        0.550 1.3150E-08
        0.600 4.7770E-09
        0.650 5.1751E-09
        0.700 5.5732E-09
        0.800 6.3694E-09
        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 1.0227E-07
        1.800 2.8938E-07
        2.000 6.8289E-07
        2.200 1.0646E-06
        2.400 1.4271E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 7.92e-07 2.05e-08 2.6e-11 1.28e-06 3.74e-10 0.232
    nd: 1.672707
    Vd: 32.180986
    glass_code: 673322
    glass_status: preferred
    density:
      - value: 4080
    thermal_expansion:
      - temperature_range: 243 343
        value: 8.5e-06
      - temperature_range: 293 573
        value: 9.5e-06
    dPgF: -0.0014
    resistance:
        climatic: 1.0