# 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 2
    wavelength_range: 0.302 2.325
    coefficients: 0 1.19524701 0.00764077104 0.0895076933 0.0318085706 0.920217443 109.312054
  - type: tabulated k
    data: |
        0.320 5.6208E-06
        0.330 2.1559E-06
        0.340 8.8881E-07
        0.350 4.0071E-07
        0.360 1.9867E-07
        0.370 1.0795E-07
        0.380 7.9663E-08
        0.390 5.3213E-08
        0.400 4.1652E-08
        0.420 4.0350E-08
        0.440 3.8729E-08
        0.460 4.0489E-08
        0.480 3.8389E-08
        0.500 3.5972E-08
        0.550 3.5155E-08
        0.600 3.3540E-08
        0.650 4.1547E-08
        0.700 4.4743E-08
        0.800 5.1134E-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 4.4653E-08
        1.600 7.6624E-08
        1.800 3.7735E-07
        2.000 1.0357E-06
        2.200 2.7221E-06
        2.400 3.9069E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -1.18e-06 1.18e-08 -7.33e-11 5.47e-07 1.51e-09 0.174
    nd: 1.522490
    Vd: 59.480754
    glass_code: 522595
    density:
      - value: 2520
    thermal_expansion:
      - temperature_range: 243 343
        value: 7.9e-06
      - temperature_range: 293 573
        value: 9.6e-06
    dPgF: -0.0003
    resistance:
        climatic: 1.0