# 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 1.43541709 0.0108394789 0.133104631 0.058152846 1.2215186 120.768299
  - type: tabulated k
    data: |
        0.360 5.3969E-06
        0.370 1.5386E-06
        0.380 5.0571E-07
        0.390 1.9864E-07
        0.400 9.6955E-08
        0.420 4.0350E-08
        0.440 3.5190E-08
        0.460 2.9402E-08
        0.480 2.6832E-08
        0.500 2.3945E-08
        0.550 2.1939E-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 8.9485E-08
        1.600 1.0227E-07
        1.800 3.3330E-07
        2.000 6.4970E-07
        2.200 1.8251E-06
        2.400 2.3764E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -7.35e-07 1.37e-08 -1.86e-11 7.71e-07 6.53e-10 0.265
    nd: 1.624350
    Vd: 35.923444
    glass_code: 624359
    density:
      - value: 2690
    thermal_expansion:
      - temperature_range: 243 343
        value: 7.8e-06
      - temperature_range: 293 573
        value: 9.7e-06
    dPgF: 0.0046
    resistance:
        climatic: 1.0