# 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 0.127874264 0.0424546034 1.20201357 0.00811385854 0.92946936 109.832978
  - type: tabulated k
    data: |
        0.340 1.0585E-05
        0.350 3.5455E-06
        0.360 1.3695E-06
        0.370 5.7356E-07
        0.380 2.8187E-07
        0.390 1.4615E-07
        0.400 8.3855E-08
        0.420 4.3734E-08
        0.440 3.5190E-08
        0.460 3.3094E-08
        0.480 3.0681E-08
        0.500 2.3945E-08
        0.550 1.7542E-08
        0.600 1.9137E-08
        0.650 2.0732E-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 5.1032E-08
        1.800 4.8067E-07
        2.000 1.3271E-06
        2.200 3.0108E-06
        2.400 4.7453E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -2.28e-06 1.48e-08 -8.66e-11 5.08e-07 1.15e-10 0.282
    nd: 1.540720
    Vd: 47.230007
    glass_code: 541472
    density:
      - value: 2540
    thermal_expansion:
      - temperature_range: 243 343
        value: 9.6e-06
      - temperature_range: 293 573
        value: 1.13e-05
    dPgF: 0.0002
    resistance:
        climatic: 2.0