# 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 1.71447483 0.0106695401 0.172919641 0.0536257488 1.37586664 127.687623
  - type: tabulated k
    data: |
        0.350 1.0896E-05
        0.360 3.9486E-06
        0.370 1.5238E-06
        0.380 7.0899E-07
        0.390 3.8617E-07
        0.400 2.4472E-07
        0.420 1.3296E-07
        0.440 9.5838E-08
        0.460 7.7690E-08
        0.480 5.7730E-08
        0.500 4.8035E-08
        0.550 2.6340E-08
        0.600 2.8734E-08
        0.650 3.1129E-08
        0.700 2.2326E-08
        0.800 1.9127E-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 2.0195E-07
        2.000 4.1928E-07
        2.200 1.1392E-06
        2.400 2.5940E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 1.42e-06 1.45e-08 -2.3e-11 7.19e-07 8.37e-10 0.256
    nd: 1.723410
    Vd: 37.991564
    glass_code: 723380
    density:
      - value: 3620
    thermal_expansion:
      - temperature_range: 243 343
        value: 7.6e-06
      - temperature_range: 293 573
        value: 8.8e-06
    dPgF: 0.0028
    resistance:
        climatic: 1.0