# 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 - High Index 
DATA:
  - type: formula 2
    wavelength_range: 0.36 2.4
    coefficients: 0 2.09834903 0.0179123869 0.489088388 0.0776653353 2.94009268 160.930428
  - type: tabulated k
    data: |
        0.400 6.7490E-06
        0.420 1.0979E-06
        0.440 4.4760E-07
        0.460 2.5779E-07
        0.480 1.7188E-07
        0.500 1.2119E-07
        0.550 4.3988E-08
        0.600 1.9137E-08
        0.650 1.5541E-08
        0.700 5.5732E-09
        0.800 6.3694E-09
        0.900 1.4338E-08
        1.000 1.5931E-08
        1.200 9.5541E-09
        1.400 2.2304E-08
        1.600 6.3822E-08
        1.800 1.5844E-07
        2.000 2.7289E-07
        2.200 5.6938E-07
        2.400 9.9974E-07
CONDITIONS:
    temperature: 298
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -1.98e-06 1.36e-08 -3.16e-11 1.15e-06 1.85e-09 0.34
    nd: 1.959060
    Vd: 17.471252
    density:
      - value: 3590
    thermal_expansion:
      - temperature_range: 243 343
        value: 5.9e-06
    dPgF: 0.0466
    resistance:
        climatic: 1.0
        acid: 1.0
        phosphate: 1.0