# 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: 0.302 2.325
    coefficients: 0 0.814545367 0.00353645413 1.105589 111.251357 0.690102416 0.0141865271
  - type: tabulated k
    data: |
        0.310 5.7050E-06
        0.320 3.2690E-06
        0.330 1.8150E-06
        0.340 9.7665E-07
        0.350 4.9891E-07
        0.360 2.5448E-07
        0.370 1.2941E-07
        0.380 6.4179E-08
        0.390 4.3756E-08
        0.400 2.5567E-08
        0.420 2.0114E-08
        0.440 2.4596E-08
        0.460 1.4672E-08
        0.480 1.5310E-08
        0.500 1.1955E-08
        0.550 1.3150E-08
        0.600 1.4345E-08
        0.650 2.0732E-08
        0.700 2.2326E-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 5.5844E-08
        1.600 1.5371E-07
        1.800 4.9549E-07
        2.000 1.0187E-06
        2.200 2.3979E-06
        2.400 3.7204E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -8.45e-06 1e-08 -1.93e-11 3.72e-07 2.45e-10 0.181
    nd: 1.593490
    Vd: 67.285372
    glass_code: 593673
    density:
      - value: 3360
    thermal_expansion:
      - temperature_range: 243 343
        value: 9.6e-06
      - temperature_range: 293 573
        value: 1.15e-05
    dPgF: 0.0057
    resistance:
        climatic: 3.0