# 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:25°C/h
DATA:
  - type: formula 2
    wavelength_range: 0.365 2.325
    coefficients: 0 1.22657126 93.6444885 0.367411998 0.0394561346 1.93493865 0.00982834912
  - type: tabulated k
    data: |
        0.340 7.3542E-06
        0.350 2.9721E-06
        0.360 1.3010E-06
        0.370 6.6439E-07
        0.380 3.6943E-07
        0.390 2.3860E-07
        0.400 1.5658E-07
        0.420 8.8048E-08
        0.440 6.3599E-08
        0.460 5.1610E-08
        0.480 3.8389E-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 2.2304E-08
        1.600 2.5490E-08
        1.800 8.6203E-08
        2.000 3.8663E-07
        2.200 1.1019E-06
        2.400 4.7943E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 4.18e-06 1.74e-08 -3.81e-11 8.61e-07 5.26e-10 0.215
    nd: 1.844430
    Vd: 40.067973
    glass_code: 844401
    density:
      - value: 4960
    thermal_expansion:
      - temperature_range: 243 343
        value: 6.3e-06
      - temperature_range: 293 573
        value: 8.2e-06
    dPgF: -0.0062
    resistance:
        climatic: 1.0