# 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: 2.5388484 -0.0066855865 2 0.015111456 -2 -0.00015247241 -4 4.8340116e-05 -6 -2.4061785e-06 -8
  - type: tabulated k
    data: |
        0.280 7.6694E-06
        0.290 5.0317E-06
        0.300 3.4471E-06
        0.310 2.3229E-06
        0.320 1.5224E-06
        0.330 9.4416E-07
        0.340 5.7013E-07
        0.350 3.3712E-07
        0.360 1.8031E-07
        0.370 1.1713E-07
        0.380 8.8991E-08
        0.390 5.6372E-08
        0.400 4.4878E-08
        0.420 4.0350E-08
        0.440 4.2271E-08
        0.460 3.3094E-08
        0.480 3.0681E-08
        0.500 1.9944E-08
        0.550 1.3150E-08
        0.600 9.5589E-09
        0.650 2.0732E-08
        0.700 2.2326E-08
        0.750 5.9713E-09
        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 7.5636E-09
        1.000 7.9617E-09
        1.050 8.3598E-09
        1.060 8.4394E-09
        1.100 8.7579E-09
        1.200 9.5541E-09
        1.300 1.0350E-08
        1.400 1.1146E-08
        1.500 5.9833E-08
        1.550 8.6645E-08
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -1.94562e-05 0.0 0.0 0.0 0.0 0.0
    nd: 1.60625
    Vd: 63.71
    glass_code: 606637
    glass_status: special
    density:
      - value: 3840
    thermal_expansion:
      - temperature_range: 243 343
        value: 1.24e-05
      - temperature_range: 293 573
        value: 1.4e-05
    dPgF: 0.0108
    resistance:
        climatic: 1.0
        stain: 1.0
        acid: 3.0