# 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: |
    
DATA:
  - type: formula 3
    wavelength_range: 0.365 0.9
    coefficients: 2.222325 -0.008576053 2 0.0109677 -2 0.0004169366 -4 -2.746341e-05 -6 2.170253e-06 -8
  - type: tabulated k
    data: |
        0.380 2.6202E-07
        0.390 1.2023E-07
        0.400 6.4307E-08
        0.420 3.3591E-08
        0.440 2.8124E-08
        0.460 1.8349E-08
        0.480 1.5310E-08
        0.500 1.1955E-08
        0.550 8.7623E-09
        0.600 1.4345E-08
        0.650 1.5541E-08
        0.700 1.1152E-08
CONDITIONS:
    temperature: 298
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -5.4465e-06 0.0 0.0 0.0 0.0 0.0
    nd: 1.501372
    Vd: 56.399833
    glass_code: 501564
    glass_status: preferred
    density:
      - value: 2530
    thermal_expansion:
      - temperature_range: 243 343
        value: 9.2e-06
      - temperature_range: 293 573
        value: 1.04e-05
    dPgF: 0.0035