# 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: 3.242645 -0.00779545833 2 0.0533808621 -2 0.00151154152 -4 7.22194744e-05 -6 1.6602659e-05 -8
  - type: tabulated k
    data: |
        0.360 1.3193E-05
        0.370 5.3958E-06
        0.380 2.3482E-06
        0.390 1.1516E-06
        0.400 6.3169E-07
        0.420 2.4255E-07
        0.440 1.1026E-07
        0.460 6.2765E-08
        0.480 3.8389E-08
        0.500 2.7950E-08
        0.550 1.3150E-08
        0.600 1.4345E-08
        0.650 1.5541E-08
        0.700 1.6736E-08
        0.800 2.5516E-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 1.4396E-07
        2.000 3.7033E-07
        2.200 8.2443E-07
        2.400 1.5096E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 5.94e-06 2.59e-08 -2.29e-10 1.88e-06 1.39e-09 0.284
    nd: 1.846669
    Vd: 23.827549
    glass_code: 847238
    glass_status: preferred
    density:
      - value: 5490
    thermal_expansion:
      - temperature_range: 243 343
        value: 8.6e-06
      - temperature_range: 293 573
        value: 9.9e-06
    dPgF: 0.014
    resistance:
        climatic: 1.0