# 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: 0.365 2.325
    coefficients: 0 1.38419227 121.210226 0.216862697 0.0642534343 1.69855074 0.0135195855
  - type: tabulated k
    data: |
        0.370 5.1152E-06
        0.380 1.8133E-06
        0.390 7.5523E-07
        0.400 4.1053E-07
        0.420 1.7848E-07
        0.440 1.1750E-07
        0.460 9.2677E-08
        0.480 6.9381E-08
        0.500 6.0135E-08
        0.550 3.0745E-08
        0.600 2.8734E-08
        0.650 3.6335E-08
        0.700 2.7922E-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 6.7046E-08
        1.600 1.1511E-07
        1.800 3.6265E-07
        2.000 6.8289E-07
        2.200 1.5935E-06
        2.400 2.6159E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -4.21e-06 1.99e-08 -3e-11 8.92e-07 3.64e-10 0.294
    nd: 1.740770
    Vd: 27.760063
    glass_code: 741278
    density:
      - value: 3100
    thermal_expansion:
      - temperature_range: 243 343
        value: 9.5e-06
      - temperature_range: 293 573
        value: 1.13e-05
    dPgF: 0.0109
    resistance:
        climatic: 1.0