# 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: |
    Recommended glass type
DATA:
  - type: formula 3
    wavelength_range: 0.36501 1.01398
    coefficients: 3.8106232 -0.016351565 2 0.058801097 -2 0.0034919026 -4 -0.0001694811 -6 3.2569333e-05 -8
  - type: tabulated k
    data: |
        0.370 9.5521E-06
        0.380 4.5924E-06
        0.390 2.5409E-06
        0.400 1.6154E-06
        0.420 8.2186E-07
        0.440 4.7556E-07
        0.460 3.0920E-07
        0.480 2.1608E-07
        0.500 1.5414E-07
        0.550 5.2839E-08
        0.600 2.8734E-08
        0.650 1.5541E-08
        0.700 1.6736E-08
        0.750 1.1949E-08
        0.780 1.2427E-08
        0.800 1.2745E-08
        0.830 1.3223E-08
        0.850 6.7675E-09
        0.900 1.4338E-08
        0.950 7.5636E-09
        1.000 7.9617E-09
        1.050 8.3598E-09
        1.060 8.4394E-09
        1.100 8.7579E-09
        1.200 9.5541E-09
        1.300 1.0350E-08
        1.400 1.1146E-08
        1.500 2.3897E-08
        1.550 2.4694E-08
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -1.53e-06 7.62e-09 -3.12e-11 1.08e-06 1.19e-09 0.287
    nd: 2.00069
    Vd: 25.46
    glass_status: standard
    density:
      - value: 4730
    thermal_expansion:
      - temperature_range: 243 343
        value: 7.2e-06
      - temperature_range: 293 573
        value: 8.7e-06
    dPgF: 0.0111
    resistance:
        climatic: 1.0
        stain: 1.0
        acid: 1.0