# 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: |
    Recommended glass type
DATA:
  - type: formula 3
    wavelength_range: 0.36501 1.01398
    coefficients: 3.4905528 -0.016325771 2 0.041146322 -2 0.0027169124 -4 -0.00018260518 -6 2.0641862e-05 -8
  - type: tabulated k
    data: |
        0.360 7.6594E-06
        0.370 3.0743E-06
        0.380 1.4504E-06
        0.390 7.9106E-07
        0.400 5.0237E-07
        0.420 2.5696E-07
        0.440 1.6122E-07
        0.460 1.1527E-07
        0.480 7.7169E-08
        0.500 5.6098E-08
        0.550 1.7542E-08
        0.600 2.3933E-08
        0.650 2.5928E-08
        0.700 2.7922E-08
        0.750 2.3921E-08
        0.780 1.8649E-08
        0.800 1.9127E-08
        0.830 2.6473E-08
        0.850 2.7111E-08
        0.900 2.8705E-08
        0.950 2.2714E-08
        1.000 2.3909E-08
        1.050 1.6728E-08
        1.060 1.6887E-08
        1.100 1.7525E-08
        1.200 1.9118E-08
        1.300 1.0350E-08
        1.400 2.2304E-08
        1.500 4.7842E-08
        1.550 3.7059E-08
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -2.77e-07 7.51e-09 -2.95e-11 1.02e-06 9.45e-10 0.245
    nd: 1.90366
    Vd: 31.32
    glass_code: 904313
    glass_status: standard
    density:
      - value: 4510
    thermal_expansion:
      - temperature_range: 243 343
        value: 7e-06
      - temperature_range: 293 573
        value: 8.8e-06
    dPgF: 0.0028
    resistance:
        climatic: 1.0
        stain: 1.0
        acid: 1.0