# 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: 0.302 2.325
    coefficients: 0 0.944049498 109.035762 1.05017122 0.0132903754 0.527568709 0.000741462968
  - type: tabulated k
    data: |
        0.300 7.5680E-06
        0.310 5.6557E-06
        0.320 3.8557E-06
        0.330 2.4326E-06
        0.340 1.4460E-06
        0.350 8.1989E-07
        0.360 4.5213E-07
        0.370 2.4231E-07
        0.380 1.3291E-07
        0.390 7.8574E-08
        0.400 5.4578E-08
        0.420 3.3591E-08
        0.440 3.5190E-08
        0.460 2.5714E-08
        0.480 2.2987E-08
        0.500 1.9944E-08
        0.550 8.7623E-09
        0.600 9.5589E-09
        0.650 1.0355E-08
        0.700 1.1152E-08
        0.800 1.2745E-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 7.6624E-08
        1.800 2.6018E-07
        2.000 5.5054E-07
        2.200 1.2329E-06
        2.400 1.9910E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -1.09e-05 1.14e-08 -4.44e-11 4.52e-07 3.49e-10 0.159
    nd: 1.618000
    Vd: 63.392702
    glass_code: 618634
    glass_status: standard
    density:
      - value: 3610
    thermal_expansion:
      - temperature_range: 243 343
        value: 9.9e-06
      - temperature_range: 293 573
        value: 1.14e-05
    dPgF: 0.0054
    resistance:
        climatic: 1.0