# 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 0.659414732 0.025605996 1.55675638 0.00727769577 1.25417967 93.1176682
  - type: tabulated k
    data: |
        0.290 5.8578E-06
        0.300 3.9397E-06
        0.310 3.2854E-06
        0.320 1.7549E-06
        0.330 1.1967E-06
        0.340 8.0373E-07
        0.350 5.2569E-07
        0.360 3.4029E-07
        0.370 2.1051E-07
        0.380 1.3607E-07
        0.390 9.4531E-08
        0.400 7.4066E-08
        0.420 4.7122E-08
        0.440 3.5190E-08
        0.460 2.5714E-08
        0.480 1.9146E-08
        0.500 1.5947E-08
        0.550 1.3150E-08
        0.600 9.5589E-09
        0.650 1.0355E-08
        0.700 1.1152E-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 2.2304E-08
        1.600 2.5490E-08
        1.800 1.0062E-07
        2.000 3.8663E-07
        2.200 1.1579E-06
        2.400 5.1411E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 1.12e-06 1.52e-08 -3.71e-11 6.39e-07 4.9e-10 0.192
    nd: 1.816000
    Vd: 46.549300
    glass_code: 816466
    density:
      - value: 5010
    thermal_expansion:
      - temperature_range: 243 343
        value: 6.4e-06
      - temperature_range: 293 573
        value: 7.8e-06
    dPgF: -0.0095
    resistance:
        climatic: 1.0