# this file is part of refractiveindex.info database
# refractiveindex.info database is in the public domain
# copyright and related rights waived via CC0 1.0

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 0.427442699 0.0191755139 0.907023646 94.6355569 1.04012009 0.00552619449
  - type: tabulated k
    data: |
        0.290 8.0922E-06
        0.300 5.0618E-06
        0.310 2.9701E-06
        0.320 1.7147E-06
        0.330 9.3665E-07
        0.340 5.2049E-07
        0.350 2.8418E-07
        0.360 1.6206E-07
        0.370 9.2720E-08
        0.380 6.4179E-08
        0.390 4.6905E-08
        0.400 3.5208E-08
        0.420 3.0216E-08
        0.440 3.1655E-08
        0.460 2.5714E-08
        0.480 2.6832E-08
        0.500 1.9944E-08
        0.550 2.1939E-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 1.7293E-07
        2.000 4.3563E-07
        2.200 1.6896E-06
        2.400 3.5127E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 2.23e-06 2.61e-08 -7.02e-11 4.76e-07 -6.76e-10 0.184
    nd: 1.583130
    Vd: 59.460082
    glass_code: 583595
    density:
      - value: 3240
    thermal_expansion:
      - temperature_range: 243 343
        value: 6.1e-06
      - temperature_range: 293 573
        value: 7.8e-06
    dPgF: -0.0016
    resistance:
        climatic: 2.0