# 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: 3.0736378 -0.015501284 2 0.023627699 -2 0.00066300852 -4 -2.8353438e-05 -6 2.2090799e-06 -8
  - type: tabulated k
    data: |
        0.300 8.6228E-06
        0.310 4.1099E-06
        0.320 2.1551E-06
        0.330 1.3240E-06
        0.340 8.2934E-07
        0.350 5.0224E-07
        0.360 3.0184E-07
        0.370 2.0104E-07
        0.380 1.0147E-07
        0.390 7.2215E-08
        0.400 5.4578E-08
        0.420 3.6968E-08
        0.440 2.1072E-08
        0.460 1.8349E-08
        0.480 3.8216E-09
        0.500 3.9809E-09
        0.550 4.3790E-09
        0.600 4.7770E-09
        0.650 5.1751E-09
        0.700 5.5732E-09
        0.750 1.1949E-08
        0.780 1.8649E-08
        0.800 2.5516E-08
        0.830 1.3223E-08
        0.850 1.3542E-08
        0.900 7.1656E-09
        0.950 7.5636E-09
        1.000 7.9617E-09
        1.050 8.3598E-09
        1.060 8.4394E-09
        1.100 1.7525E-08
        1.200 1.9118E-08
        1.300 1.0350E-08
        1.400 1.1146E-08
        1.500 8.3850E-08
        1.550 9.9073E-08
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 3.76e-06 9.56e-09 -3.12e-11 5.1e-07 3.46e-10 0.216
    nd: 1.77250
    Vd: 49.62
    glass_code: 773496
    glass_status: standard
    density:
      - value: 4280
    thermal_expansion:
      - temperature_range: 243 343
        value: 5.6e-06
      - temperature_range: 293 573
        value: 7.3e-06
    dPgF: -0.0086
    resistance:
        climatic: 1.0
        stain: 2.0
        acid: 3.0