# 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/ohara_2017-11-30.agf">OHARA Zemax catalog 2017-11-30</a> (obtained from <a href="http://www.ohara-inc.co.jp/en/product/optical/list/">http://www.ohara-inc.co.jp</a>)<br>See also <a href="https://refractiveindex.info/download/data/2017/ohara_2017-11-30.pdf">OHARA glass data sheets</a>
COMMENTS: |
    Improved XMT at 365 
DATA:
  - type: formula 2
    wavelength_range: 0.31 2.4
    coefficients: 0 1.22310794 0.00897805333 0.0811217929 0.0445756957 0.321400939 40.5962247
  - type: tabulated k
    data: |
        0.310 2.7350E-06
        0.320 6.0026E-07
        0.330 1.4301E-07
        0.340 4.0892E-08
        0.350 1.6762E-08
        0.360 8.6073E-09
        0.370 5.8946E-09
        0.380 6.0539E-09
        0.390 6.2133E-09
        0.400 3.1847E-09
        0.420 3.3439E-09
        0.440 3.5032E-09
        0.460 3.6624E-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
        0.800 6.3694E-09
        0.900 7.1656E-09
        1.000 1.5931E-08
        1.200 2.8691E-08
        1.400 4.4653E-08
        1.600 8.9440E-08
        1.800 3.9206E-07
        2.000 1.1037E-06
        2.200 2.6405E-06
        2.400 4.0245E-06
CONDITIONS:
    temperature: 298
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 9.75e-07 1.49e-08 -3.42e-11 6.21e-07 7.19e-10 0.222
    nd: 1.531717
    Vd: 48.956017
    glass_code: 532490
    density:
      - value: 2790
    thermal_expansion:
      - temperature_range: 243 343
        value: 8.3e-06
      - temperature_range: 293 573
        value: 9e-06
    dPgF: -0.0024
    resistance:
        climatic: 1.0
        acid: 1.0
        phosphate: 1.0