# 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 3
    wavelength_range: 0.365 1.014
    coefficients: 3.33260614 -0.0142217301 2 0.0366299952 -2 0.00102037909 -4 -3.17481272e-06 -6 5.76556277e-06 -8
  - type: tabulated k
    data: |
        0.350 1.0896E-05
        0.360 4.3377E-06
        0.370 1.8143E-06
        0.380 9.1052E-07
        0.390 5.6336E-07
        0.400 3.8528E-07
        0.420 2.2106E-07
        0.440 1.5389E-07
        0.460 1.1527E-07
        0.480 8.4972E-08
        0.500 6.4177E-08
        0.550 3.5155E-08
        0.600 2.8734E-08
        0.650 2.0732E-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 5.7411E-08
        2.000 4.0295E-07
        2.200 1.3460E-06
        2.400 5.7507E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 3.1e-06 1.77e-08 -9.07e-11 8.88e-07 3.04e-10 0.222
    nd: 1.855449
    Vd: 36.598050
    glass_code: 855366
    density:
      - value: 4500
    thermal_expansion:
      - temperature_range: 243 343
        value: 6e-06
      - temperature_range: 293 573
        value: 7.4e-06
    dPgF: -0.0053
    resistance:
        climatic: 1.0