# 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 1.16091555 102.913644 1.53441573 0.00759735684 0.293141701 0.0338071716
  - type: tabulated k
    data: |
        0.340 7.7508E-06
        0.350 2.9480E-06
        0.360 1.2253E-06
        0.370 5.6285E-07
        0.380 2.8519E-07
        0.390 1.6901E-07
        0.400 1.0681E-07
        0.420 6.0709E-08
        0.440 4.5817E-08
        0.460 4.0489E-08
        0.480 3.0681E-08
        0.500 2.3945E-08
        0.550 2.1939E-08
        0.600 2.3933E-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 5.5844E-08
        1.600 1.0227E-07
        1.800 3.0401E-07
        2.000 6.8289E-07
        2.200 2.0205E-06
        2.400 5.6991E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -2.02e-06 1.89e-08 -1.3e-10 4.46e-07 1.77e-10 0.281
    nd: 1.700000
    Vd: 48.079839
    glass_code: 700481
    density:
      - value: 3820
    thermal_expansion:
      - temperature_range: 243 343
        value: 8e-06
      - temperature_range: 293 573
        value: 9.4e-06
    dPgF: -0.0024
    resistance:
        climatic: 2.0