# 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/2017/hoya_2017-04-01.agf">HOYA Zemax catalog 2017-04-01</a> (obtained from <a href="http://www.hoya-opticalworld.com/english/datadownload/">http://www.hoya-opticalworld.com</a>)
COMMENTS: |
    General glass Type
DATA:
  - type: formula 3
    wavelength_range: 0.36501 1.01398
    coefficients: 2.8863236 -0.009802724 2 0.027654256 -2 0.00089006367 -4 -3.6309109e-05 -6 7.6181062e-06 -8
  - type: tabulated k
    data: |
        0.360 7.0959E-06
        0.370 3.3366E-06
        0.380 1.6839E-06
        0.390 9.0527E-07
        0.400 5.0237E-07
        0.420 1.8907E-07
        0.440 9.2241E-08
        0.460 5.9043E-08
        0.480 3.8389E-08
        0.500 2.3945E-08
        0.550 8.7623E-09
        0.600 9.5589E-09
        0.650 5.1751E-09
        0.700 5.5732E-09
        0.750 5.9713E-09
        0.780 6.2101E-09
        0.800 6.3694E-09
        0.830 6.6082E-09
        0.850 6.7675E-09
        0.900 1.4338E-08
        0.950 7.5636E-09
        1.000 7.9617E-09
        1.050 1.6728E-08
        1.060 8.4394E-09
        1.100 8.7579E-09
        1.200 9.5541E-09
        1.300 1.0350E-08
        1.400 3.3473E-08
        1.500 5.9833E-08
        1.550 4.9437E-08
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 5.56908e-06 0.0 0.0 0.0 0.0 0.0
    nd: 1.72342
    Vd: 37.99
    glass_code: 723380
    density:
      - value: 3620
    thermal_expansion:
      - temperature_range: 243 343
        value: 7.1e-06
      - temperature_range: 293 573
        value: 8.6e-06
    dPgF: 0.0021
    resistance:
        climatic: 1.0
        stain: 1.0
        acid: 1.0