# 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 1.65444141 0.0112485533 0.267453927 0.052027274 2.14530347 167.3661
  - type: tabulated k
    data: |
        0.330 9.2084E-06
        0.340 3.4442E-06
        0.350 1.3767E-06
        0.360 6.7529E-07
        0.370 3.7639E-07
        0.380 2.2922E-07
        0.390 1.5266E-07
        0.400 1.0352E-07
        0.420 6.0709E-08
        0.440 4.2271E-08
        0.460 3.3094E-08
        0.480 2.6832E-08
        0.500 1.9944E-08
        0.550 1.3150E-08
        0.600 9.5589E-09
        0.650 1.0355E-08
        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 6.3822E-08
        1.800 1.4396E-07
        2.000 2.5671E-07
        2.200 8.7958E-07
        2.400 1.4271E-06
CONDITIONS:
    temperature: 298
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 3.11e-06 7.32e-09 -1.52e-11 8.38e-07 1.06e-09 0.264
    nd: 1.737999
    Vd: 32.326590
    density:
      - value: 3190
    thermal_expansion:
      - temperature_range: 243 343
        value: 7.1e-06
    dPgF: 0.0008
    resistance:
        climatic: 2.0
        acid: 1.0
        phosphate: 1.0