# 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: |
    Not in a position to accept new order because of discontinuation.
DATA:
  - type: formula 3
    wavelength_range: 0.36501 1.01398
    coefficients: 2.6165865 -0.011427854 2 0.022534361 -2 0.001551289 -4 -0.00011769852 -6 1.2401891e-05 -8
  - type: tabulated k
    data: |
        0.360 7.1649E-06
        0.370 2.5333E-06
        0.380 9.6828E-07
        0.390 4.2508E-07
        0.400 2.2075E-07
        0.420 9.1481E-08
        0.440 6.3599E-08
        0.460 4.7899E-08
        0.480 3.8389E-08
        0.500 3.1959E-08
        0.550 8.7623E-09
        0.600 1.4345E-08
        0.650 3.1129E-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 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 1.0350E-08
        1.400 5.5844E-08
        1.500 5.9833E-08
        1.550 7.4230E-08
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 3.8611e-07 0.0 0.0 0.0 0.0 0.0
    nd: 1.63980
    Vd: 34.57
    glass_code: 640346
    glass_status: special
    density:
      - value: 2750
    thermal_expansion:
      - temperature_range: 243 343
        value: 8.7e-06
      - temperature_range: 293 573
        value: 1.07e-05
    dPgF: 0.0055
    resistance:
        climatic: 1.0
        stain: 1.0
        acid: 1.0