# 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: |
    Preforms for Precision molding
DATA:
  - type: formula 3
    wavelength_range: 0.36501 1.01398
    coefficients: 2.468781 -0.01062639 2 0.01325184 -2 0.0004048612 -4 -2.974799e-05 -6 1.825884e-06 -8
  - type: tabulated k
    data: |
        0.280 8.1321E-06
        0.290 5.6088E-06
        0.300 3.6147E-06
        0.310 2.1815E-06
        0.320 1.2504E-06
        0.330 6.9319E-07
        0.340 3.7990E-07
        0.350 2.0512E-07
        0.360 1.0503E-07
        0.370 5.6481E-08
        0.380 3.6507E-08
        0.390 2.1801E-08
        0.400 1.2758E-08
        0.420 1.0042E-08
        0.440 1.4034E-08
        0.460 7.3285E-09
        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 2.4878E-08
        0.800 1.9127E-08
        0.830 2.6473E-08
        0.850 2.7111E-08
        0.900 3.5900E-08
        0.950 3.7894E-08
        1.000 3.9889E-08
        1.050 3.3490E-08
        1.060 3.3809E-08
        1.100 3.5084E-08
        1.200 2.8691E-08
        1.300 3.1082E-08
        1.400 4.4653E-08
        1.500 4.7842E-08
        1.550 4.9437E-08
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 3.36e-06 1.02e-08 -4.81e-11 6.1e-07 6.81e-10 4.77e-09
    nd: 1.58313
    Vd: 59.46
    glass_code: 583595
    glass_status: standard
    density:
      - value: 3010
    thermal_expansion:
      - temperature_range: 243 343
        value: 6.9e-06
      - temperature_range: 293 573
        value: 9e-06
    dPgF: -0.0008
    resistance:
        climatic: 1.0
        stain: 3.0
        acid: 3.0