# 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 0.155463018 0.050049662 1.22204789 119.801735 1.6661164 0.0102206327
  - type: tabulated k
    data: |
        0.350 6.4412E-06
        0.360 2.1998E-06
        0.370 8.8656E-07
        0.380 4.1765E-07
        0.390 2.2856E-07
        0.400 1.4990E-07
        0.420 7.7770E-08
        0.440 5.6476E-08
        0.460 4.4192E-08
        0.480 3.0681E-08
        0.500 1.9944E-08
        0.550 8.7623E-09
        0.600 9.5589E-09
        0.650 1.5541E-08
        0.700 5.5732E-09
        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 6.7046E-08
        1.600 7.6624E-08
        1.800 2.1649E-07
        2.000 4.3563E-07
        2.200 1.2141E-06
        2.400 2.7257E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 3.06e-06 2.07e-08 -8.31e-12 7.29e-07 -1.31e-10 0.25
    nd: 1.701540
    Vd: 41.148468
    glass_code: 702412
    density:
      - value: 3640
    thermal_expansion:
      - temperature_range: 243 343
        value: 6.9e-06
      - temperature_range: 293 573
        value: 8.5e-06
    dPgF: 0.0004
    resistance:
        climatic: 1.0