# 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: |
    i line glass
DATA:
  - type: formula 2
    wavelength_range: 0.302 2.325
    coefficients: 0 1.15678766 0.007006478 0.960974772 100.981876 0.121868843 0.024955389
  - type: tabulated k
    data: |
        0.290 3.7612E-06
        0.300 1.0762E-06
        0.310 4.0257E-07
        0.320 1.5126E-07
        0.330 6.7233E-08
        0.340 2.5183E-08
        0.350 1.6838E-08
        0.360 9.2042E-09
        0.365 5.8237E-09
        0.370 3.5386E-09
        0.380 3.6342E-09
        0.390 2.4853E-09
        0.400 2.5490E-09
        0.420 2.6765E-09
        0.440 2.8039E-09
        0.460 2.9314E-09
        0.480 3.0588E-09
        0.500 3.1863E-09
        0.550 3.5049E-09
        0.600 1.9108E-09
        0.650 4.1422E-09
        0.700 4.4608E-09
        0.800 5.0981E-09
        0.850 5.4167E-09
        0.900 5.7353E-09
        0.950 9.0855E-09
        1.000 6.3726E-09
        1.060 6.7549E-09
        1.200 7.6471E-09
        1.400 1.8192E-07
        1.600 1.1851E-07
        1.800 4.4669E-07
        2.000 1.1327E-06
        2.200 3.1362E-06
        2.400 4.8213E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -7.71e-07 1.65e-08 -4.14e-11 4.54e-07 4.64e-10 0.177
    nd: 1.519480
    Vd: 63.291634
    glass_code: 519633
    density:
      - value: 2520
    thermal_expansion:
      - temperature_range: 243 343
        value: 7.8e-06
      - temperature_range: 293 573
        value: 9.4e-06
    dPgF: -0.0016
    resistance:
        climatic: 1.0