# 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 0.210645313 0.0542759294 1.75547352 0.0112370777 1.28979005 119.852069
  - type: tabulated k
    data: |
        0.360 5.6737E-06
        0.370 2.1734E-06
        0.380 9.7245E-07
        0.390 5.4111E-07
        0.400 3.3537E-07
        0.420 1.7848E-07
        0.440 1.1750E-07
        0.460 9.2677E-08
        0.480 7.3273E-08
        0.500 4.8035E-08
        0.550 2.6340E-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 6.3822E-08
        1.800 2.3104E-07
        2.000 4.6837E-07
        2.200 1.3460E-06
        2.400 3.3072E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 6.53e-07 1.81e-08 -1.59e-10 9.02e-07 8.16e-10 0.246
    nd: 1.749500
    Vd: 34.989266
    glass_code: 750350
    density:
      - value: 3920
    thermal_expansion:
      - temperature_range: 243 343
        value: 8e-06
      - temperature_range: 293 573
        value: 9.5e-06
    dPgF: 0.0031
    resistance:
        climatic: 1.0