# 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 0.30378754 0.050087732 2.22145931 0.011875826 1.54968685 113.957667
  - type: tabulated k
    data: |
        0.350 9.7665E-06
        0.360 4.6251E-06
        0.370 2.2231E-06
        0.380 1.2749E-06
        0.390 8.1115E-07
        0.400 5.5120E-07
        0.420 2.9690E-07
        0.440 1.9437E-07
        0.460 1.3421E-07
        0.480 9.6707E-08
        0.500 6.8222E-08
        0.550 2.6340E-08
        0.600 1.9137E-08
        0.650 1.5541E-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 2.5490E-08
        1.800 8.6203E-08
        2.000 3.2154E-07
        2.200 7.8777E-07
        2.400 3.1039E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 2.77e-07 1.42e-08 -4.04e-11 8.52e-07 9.84e-10 0.245
    nd: 1.910820
    Vd: 35.282389
    glass_code: 911353
    density:
      - value: 4840
    thermal_expansion:
      - temperature_range: 243 343
        value: 6.6e-06
      - temperature_range: 293 573
        value: 8.8e-06
    dPgF: -0.0022
    resistance:
        climatic: 1.0