# 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: |
    Recommended
DATA:
  - type: formula 2
    wavelength_range: 0.365015 2.32542
    coefficients: 0 1.0273018 0.0183406129 0.989293564 0.00371264195 1.25781057 87.85105
  - type: tabulated k
    data: |
        0.280 2.8364E-06
        0.290 1.9477E-06
        0.300 1.4272E-06
        0.310 1.0627E-06
        0.320 7.6676E-07
        0.330 5.2114E-07
        0.340 3.4587E-07
        0.350 2.2317E-07
        0.360 1.4393E-07
        0.370 9.2720E-08
        0.380 6.1092E-08
        0.390 4.3756E-08
        0.400 3.1991E-08
        0.420 2.3478E-08
        0.440 1.7551E-08
        0.460 1.0998E-08
        0.480 7.6471E-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 7.9617E-09
        1.200 9.5541E-09
        1.400 5.5844E-08
        1.600 7.6624E-08
        1.800 2.3104E-07
        2.000 7.1616E-07
        2.200 2.4381E-06
        2.400 9.4404E-06
CONDITIONS:
    temperature: 298
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 2.65e-06 1.16e-08 -7.77e-12 4.9e-07 4.77e-10 0.207
    nd: 1.755000
    Vd: 52.318818
    density:
      - value: 4170
    thermal_expansion:
      - temperature_range: 243 343
        value: 5.8e-06
    dPgF: -0.0094
    resistance:
        climatic: 2.0
        acid: 51.2
        phosphate: 2.0