# 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: 2.7919943 -0.012311206 2 0.028802741 -2 0.0021430059 -4 -0.00016932119 -6 1.9741766e-05 -8
  - type: tabulated k
    data: |
        0.360 9.6039E-06
        0.370 4.3145E-06
        0.380 1.8521E-06
        0.390 8.3137E-07
        0.400 4.2868E-07
        0.420 1.7848E-07
        0.440 1.2112E-07
        0.460 1.0019E-07
        0.480 7.7169E-08
        0.500 5.6098E-08
        0.550 1.7542E-08
        0.600 1.9137E-08
        0.650 4.1547E-08
        0.700 2.7922E-08
        0.750 1.7932E-08
        0.780 1.2427E-08
        0.800 1.2745E-08
        0.830 1.3223E-08
        0.850 1.3542E-08
        0.900 1.4338E-08
        0.950 1.5135E-08
        1.000 1.5931E-08
        1.050 1.6728E-08
        1.060 1.6887E-08
        1.100 8.7579E-09
        1.200 9.5541E-09
        1.300 2.0711E-08
        1.400 4.4653E-08
        1.500 4.7842E-08
        1.550 3.7059E-08
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 5.36799e-07 0.0 0.0 0.0 0.0 0.0
    nd: 1.69895
    Vd: 30.05
    glass_code: 699301
    density:
      - value: 2950
    thermal_expansion:
      - temperature_range: 243 343
        value: 8.7e-06
      - temperature_range: 293 573
        value: 1.06e-05
    dPgF: 0.0086
    resistance:
        climatic: 1.0
        stain: 1.0
        acid: 1.0