# 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 1.24414177 0.00867592204 1.08792977 124.77088 0.106583226 0.0473895753
  - type: tabulated k
    data: |
        0.340 9.0704E-06
        0.350 2.6658E-06
        0.360 8.2033E-07
        0.370 3.1022E-07
        0.380 1.4557E-07
        0.390 7.5393E-08
        0.400 4.4878E-08
        0.420 2.6846E-08
        0.440 2.4596E-08
        0.460 1.8349E-08
        0.480 1.9146E-08
        0.500 1.5947E-08
        0.550 1.3150E-08
        0.600 1.4345E-08
        0.650 1.5541E-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 5.5844E-08
        1.600 1.1511E-07
        1.800 4.6586E-07
        2.000 1.1721E-06
        2.200 2.6608E-06
        2.400 4.0481E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -3.37e-06 1.32e-08 -5.38e-11 6.46e-07 6.5e-10 0.251
    nd: 1.548140
    Vd: 45.820011
    glass_code: 548458
    density:
      - value: 2580
    thermal_expansion:
      - temperature_range: 243 343
        value: 9.3e-06
      - temperature_range: 293 573
        value: 1.1e-05
    dPgF: 0.0012
    resistance:
        climatic: 2.0