# this file is part of refractiveindex.info database
# refractiveindex.info database is in the public domain
# copyright and related rights waived via CC0 1.0

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 3
    wavelength_range: 0.365 1.014
    coefficients: 3.1221966 -0.010649791 2 0.042191871 -2 0.002893766 -4 -0.00016523594 -6 2.329181e-05 -8
  - type: tabulated k
    data: |
        0.360 6.8983E-06
        0.370 2.9274E-06
        0.380 1.4947E-06
        0.390 8.9283E-07
        0.400 5.5878E-07
        0.420 2.5335E-07
        0.440 1.3929E-07
        0.460 8.8925E-08
        0.480 6.1610E-08
        0.500 3.9989E-08
        0.550 2.6340E-08
        0.600 2.3933E-08
        0.650 2.5928E-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 2.2304E-08
        1.600 2.5490E-08
        1.800 1.7293E-07
        2.000 4.0295E-07
        2.200 9.3489E-07
        2.400 1.6340E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    nd: 1.806277
    Vd: 25.380144
    glass_code: 806254
    density:
      - value: 5190
    thermal_expansion:
      - temperature_range: 243 343
        value: 7.9e-06
      - temperature_range: 293 573
        value: 9e-06
    dPgF: 0.0073
    resistance:
        climatic: 1.0