# 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: 0.365 2.325
    coefficients: 0 1.31974395 0.0096223383 0.106724103 0.0534250071 1.12240441 121.814727
  - type: tabulated k
    data: |
        0.350 1.0896E-05
        0.360 3.8591E-06
        0.370 1.4075E-06
        0.380 6.1489E-07
        0.390 3.0294E-07
        0.400 1.6662E-07
        0.420 7.7770E-08
        0.440 6.0036E-08
        0.460 4.7899E-08
        0.480 4.2250E-08
        0.500 3.5972E-08
        0.550 2.1939E-08
        0.600 2.3933E-08
        0.650 2.5928E-08
        0.700 1.6736E-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 3.8255E-08
        1.800 2.4560E-07
        2.000 5.8353E-07
        2.200 1.5360E-06
        2.400 2.0335E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -1.78e-06 1.49e-08 -4.97e-11 7.15e-07 4.63e-10 0.244
    nd: 1.575010
    Vd: 41.504715
    glass_code: 575415
    density:
      - value: 2600
    thermal_expansion:
      - temperature_range: 243 343
        value: 9e-06
      - temperature_range: 293 573
        value: 1.03e-05
    dPgF: 0.0025
    resistance:
        climatic: 2.0