# 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: 0.313 2.325
    coefficients: 0 0.600949826 5.19864453e-11 0.958288632 0.0167563008 1.1405978 133.109431
  - type: tabulated k
    data: |
        0.320 5.8635E-06
        0.330 2.3414E-06
        0.340 1.0040E-06
        0.350 4.6908E-07
        0.360 2.4199E-07
        0.370 1.2634E-07
        0.380 7.9663E-08
        0.390 5.3213E-08
        0.400 3.8428E-08
        0.420 3.0216E-08
        0.440 3.1655E-08
        0.460 2.5714E-08
        0.480 2.2987E-08
        0.500 2.3945E-08
        0.550 1.7542E-08
        0.600 1.9137E-08
        0.650 2.0732E-08
        0.700 1.6736E-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 2.8938E-07
        2.000 7.1616E-07
        2.200 1.9617E-06
        2.400 3.6509E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -3.5e-06 2.04e-08 -3.25e-11 5.04e-07 -5.67e-10 0.213
    nd: 1.614050
    Vd: 55.116283
    glass_code: 614551
    density:
      - value: 3580
    thermal_expansion:
      - temperature_range: 243 343
        value: 8.6e-06
      - temperature_range: 293 573
        value: 9.8e-06
    resistance:
        climatic: 4.0