# 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: 2.7135839 -0.011419719 2 0.026133708 -2 0.0017576479 -4 -0.00013307737 -6 1.5203351e-05 -8
  - type: tabulated k
    data: |
        0.360 8.6991E-06
        0.370 3.0081E-06
        0.380 1.1133E-06
        0.390 4.7893E-07
        0.400 2.5850E-07
        0.420 1.2948E-07
        0.440 8.8648E-08
        0.460 7.7690E-08
        0.480 5.7730E-08
        0.500 4.8035E-08
        0.550 2.6340E-08
        0.600 2.3933E-08
        0.650 3.1129E-08
        0.700 3.3523E-08
        0.750 1.7932E-08
        0.780 1.8649E-08
        0.800 1.9127E-08
        0.830 2.6473E-08
        0.850 4.0707E-08
        0.900 3.5900E-08
        0.950 3.0300E-08
        1.000 3.1895E-08
        1.050 3.3490E-08
        1.060 3.3809E-08
        1.100 3.5084E-08
        1.200 2.8691E-08
        1.300 2.0711E-08
        1.400 5.5844E-08
        1.500 8.3850E-08
        1.550 7.4230E-08
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -1.84917e-07 0.0 0.0 0.0 0.0 0.0
    nd: 1.67270
    Vd: 32.17
    glass_code: 673322
    density:
      - value: 2900
    thermal_expansion:
      - temperature_range: 243 343
        value: 8.9e-06
      - temperature_range: 293 573
        value: 1.09e-05
    dPgF: 0.0059
    resistance:
        climatic: 1.0
        stain: 1.0
        acid: 1.0