# 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: 0.3 2.4
    coefficients: 0 0.941357273 0.0140333996 0.546174895 0.000906635683 1.16168917 114.163758
  - type: tabulated k
    data: |
        0.300 1.0994E-05
        0.310 4.5208E-06
        0.320 2.1492E-06
        0.330 1.0517E-06
        0.340 5.3694E-07
        0.350 2.8110E-07
        0.360 1.4996E-07
        0.370 8.3618E-08
        0.380 5.1849E-08
        0.390 3.4328E-08
        0.400 2.2360E-08
        0.420 1.6753E-08
        0.440 1.7551E-08
        0.460 1.4672E-08
        0.480 1.1476E-08
        0.500 7.9657E-09
        0.550 4.3790E-09
        0.600 9.5589E-09
        0.650 1.0355E-08
        0.700 5.5732E-09
        0.800 6.3694E-09
        0.900 1.4338E-08
        1.000 1.5931E-08
        1.200 1.9118E-08
        1.400 1.7969E-07
        1.600 7.6624E-08
        1.800 1.8743E-07
        2.000 4.5199E-07
        2.200 2.0402E-06
        2.400 4.2617E-06
CONDITIONS:
    temperature: 298
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 3.66e-06 1.79e-08 -4.21e-11 3.12e-07 3.55e-10 0.254
    nd: 1.589130
    Vd: 61.135024
    glass_code: 589612
    density:
      - value: 3310
    thermal_expansion:
      - temperature_range: 243 343
        value: 5.7e-06
      - temperature_range: 293 573
        value: 6.7e-06
    dPgF: -0.0018
    resistance:
        climatic: 2.0
        acid: 4.2
        phosphate: 1.0