# this file is part of refractiveindex.info database
# refractiveindex.info database is in the public domain
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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 0.85567832 0.00441734284 0.897778708 89.6045798 0.631730586 0.015804179
  - type: tabulated k
    data: |
        0.290 9.0280E-06
        0.300 4.6937E-06
        0.310 2.5203E-06
        0.320 1.3871E-06
        0.330 7.5547E-07
        0.340 4.0807E-07
        0.350 2.3830E-07
        0.360 1.2591E-07
        0.370 8.3618E-08
        0.380 4.5703E-08
        0.390 3.7468E-08
        0.400 2.5567E-08
        0.420 2.3478E-08
        0.440 2.1072E-08
        0.460 1.8349E-08
        0.480 1.5310E-08
        0.500 1.1955E-08
        0.550 4.3790E-09
        0.600 4.7770E-09
        0.650 1.0355E-08
        0.700 5.5732E-09
        0.800 6.3694E-09
        0.850 6.7675E-09
        0.900 7.1656E-09
        0.950 7.5636E-09
        1.000 7.9617E-09
        1.060 8.4394E-09
        1.200 1.9118E-08
        1.400 3.3473E-08
        1.600 2.5723E-07
        1.800 4.6586E-07
        2.000 7.1616E-07
        2.200 2.5390E-06
        2.400 4.9917E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 3.08e-06 1.39e-08 -6.59e-11 3.72e-07 5.78e-10 0.211
    nd: 1.589130
    Vd: 61.253571
    glass_code: 589613
    glass_status: standard
    density:
      - value: 3260
    thermal_expansion:
      - temperature_range: 243 343
        value: 5.2e-06
      - temperature_range: 293 573
        value: 7.1e-06
    dPgF: -0.0017
    resistance:
        climatic: 1.0