# 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>
COMMENTS: |
    anneal rate:4°C/h
DATA:
  - type: formula 2
    wavelength_range: 0.365 2.325
    coefficients: 0 1.95969458 0.0101035507 0.36979719 0.0386876073 1.41004927 107.905684
  - type: tabulated k
    data: |
        0.340 8.7091E-06
        0.350 3.6468E-06
        0.360 1.7127E-06
        0.370 8.8656E-07
        0.380 5.4167E-07
        0.390 3.5818E-07
        0.400 2.6195E-07
        0.420 1.6441E-07
        0.440 1.2475E-07
        0.460 9.6434E-08
        0.480 7.7169E-08
        0.500 6.0135E-08
        0.550 3.5155E-08
        0.600 3.8351E-08
        0.650 3.6335E-08
        0.700 2.7922E-08
        0.800 2.5516E-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 2.8677E-08
        2.000 2.7289E-07
        2.200 8.4280E-07
        2.400 3.9069E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 5.25e-06 2.15e-08 -1.05e-10 8.21e-07 -6.33e-10 0.216
    nd: 1.852220
    Vd: 40.108190
    glass_code: 852401
    density:
      - value: 5220
    thermal_expansion:
      - temperature_range: 293 573
        value: 7.8e-06
    dPgF: -0.0075
    resistance:
        climatic: 1.0