# 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 1.01193506 116.639064 0.110711906 0.051103672 1.29397308 0.00923739628
  - type: tabulated k
    data: |
        0.350 5.3401E-06
        0.360 1.4922E-06
        0.370 5.1336E-07
        0.380 2.3902E-07
        0.390 1.4615E-07
        0.400 1.0024E-07
        0.420 7.0935E-08
        0.440 7.0738E-08
        0.460 5.9043E-08
        0.480 5.3854E-08
        0.500 4.8035E-08
        0.550 4.3988E-08
        0.600 4.7987E-08
        0.650 5.1986E-08
        0.700 5.5985E-08
        0.800 3.8312E-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 5.5844E-08
        1.600 1.1511E-07
        1.800 4.3630E-07
        2.000 9.8478E-07
        2.200 2.3377E-06
        2.400 3.3982E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -4.86e-06 1.38e-08 -3.64e-11 7.51e-07 4.38e-11 0.236
    nd: 1.567320
    Vd: 42.810117
    glass_code: 567428
    density:
      - value: 2620
    thermal_expansion:
      - temperature_range: 243 343
        value: 9.4e-06
      - temperature_range: 293 573
        value: 1.11e-05
    dPgF: 0.0028
    resistance:
        climatic: 1.0