# 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: 2.1085888 -0.0046553722 2 0.006954748 -2 3.2184141e-05 -4 5.2670946e-06 -6 -2.7164844e-07 -8
  - type: tabulated k
    data: |
        0.280 9.2139E-06
        0.290 6.5314E-06
        0.300 4.2871E-06
        0.310 2.6110E-06
        0.320 1.4720E-06
        0.330 7.7656E-07
        0.340 3.8614E-07
        0.350 1.8719E-07
        0.360 9.3172E-08
        0.370 5.0485E-08
        0.380 3.0392E-08
        0.390 1.8677E-08
        0.400 1.5955E-08
        0.420 1.3396E-08
        0.440 1.4034E-08
        0.460 1.0998E-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 1.2427E-08
        0.800 1.2745E-08
        0.830 1.3223E-08
        0.850 2.0323E-08
        0.900 2.1518E-08
        0.950 2.2714E-08
        1.000 2.3909E-08
        1.050 2.5105E-08
        1.060 2.5344E-08
        1.100 1.7525E-08
        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: -2.04e-05 -8.81e-09 1.3e-11 3.44e-07 7.67e-11 0.154
    nd: 1.45860
    Vd: 90.20
    glass_code: 459902
    glass_status: standard
    density:
      - value: 3630
    thermal_expansion:
      - temperature_range: 243 343
        value: 1.33e-05
      - temperature_range: 293 573
        value: 1.65e-05
    dPgF: 0.0494
    resistance:
        climatic: 1.0
        stain: 5.0
        acid: 2.0