# 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 0.22226661 0.014065122 0.880444178 0.004204574 0.797848915 171.029818
  - type: tabulated k
    data: |
        0.280 7.7401E-06
        0.290 5.2012E-06
        0.300 3.1614E-06
        0.310 1.7699E-06
        0.320 9.2652E-07
        0.330 4.5474E-07
        0.340 2.1094E-07
        0.350 9.3463E-08
        0.360 4.0390E-08
        0.370 1.4759E-08
        0.380 9.0855E-09
        0.390 9.3246E-09
        0.400 6.3726E-09
        0.420 1.6753E-08
        0.440 1.7551E-08
        0.460 7.3285E-09
        0.480 7.6471E-09
        0.500 3.9809E-09
        0.550 4.3790E-09
        0.600 1.4345E-08
        0.650 2.5928E-08
        0.700 2.7922E-08
        0.800 3.1911E-08
        0.850 5.4330E-08
        0.900 5.7526E-08
        0.950 6.0722E-08
        1.000 6.3918E-08
        1.060 5.9254E-08
        1.200 4.7866E-08
        1.400 3.3473E-08
        1.600 5.1032E-08
        1.800 4.3036E-08
        2.000 7.9777E-08
        2.200 1.4062E-07
        2.400 1.5340E-07
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -2.16e-05 -5.35e-09 -8.74e-12 3.15e-07 2.57e-10 0.172
    nd: 1.456500
    Vd: 90.273821
    glass_code: 457903
    density:
      - value: 3630
    thermal_expansion:
      - temperature_range: 243 343
        value: 1.36e-05
      - temperature_range: 293 573
        value: 1.67e-05
    dPgF: 0.0429
    resistance:
        climatic: 1.0