# 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: 2.4079653 -0.011135638 2 0.015704715 -2 0.00099186507 -4 -7.9934653e-05 -6 7.0985473e-06 -8
  - type: tabulated k
    data: |
        0.350 1.1039E-05
        0.360 3.9260E-06
        0.370 1.4123E-06
        0.380 5.5254E-07
        0.390 2.5541E-07
        0.400 1.2994E-07
        0.420 5.7307E-08
        0.440 3.8729E-08
        0.460 3.6790E-08
        0.480 2.6832E-08
        0.500 1.5947E-08
        0.550 4.3790E-09
        0.600 9.5589E-09
        0.650 2.0732E-08
        0.700 1.6736E-08
        0.750 1.1949E-08
        0.780 6.2101E-09
        0.800 6.3694E-09
        0.830 6.6082E-09
        0.850 6.7675E-09
        0.900 7.1656E-09
        0.950 1.5135E-08
        1.000 1.5931E-08
        1.050 1.6728E-08
        1.060 1.6887E-08
        1.100 1.7525E-08
        1.200 1.9118E-08
        1.300 3.1082E-08
        1.400 2.3645E-07
        1.500 1.0792E-07
        1.550 9.9073E-08
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 3.42721e-06 0.0 0.0 0.0 0.0 0.0
    nd: 1.56732
    Vd: 42.84
    glass_code: 567428
    density:
      - value: 2530
    thermal_expansion:
      - temperature_range: 243 343
        value: 6.7e-06
      - temperature_range: 293 573
        value: 7.9e-06
    dPgF: 0.0031
    resistance:
        climatic: 1.0
        stain: 1.0
        acid: 1.0