# 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=\"http://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=\"http://refractiveindex.info/download/data/2017/ohara_2017-11-30.pdf\">OHARA glass data sheets</a>"
COMMENTS: ""
DATA:
  - type: formula 3 
    range: 0.3 2.4
    coefficients: 2.4842899 -0.0082629825 2 0.020412922 -2 0.00059654654 -4 -4.9991757e-06 -6 2.8060192e-06 -8
  - type: tabulated k
    data: |
        0.320 5.0067E-06
        0.330 1.5226E-06
        0.340 5.3694E-07
        0.350 2.2015E-07
        0.360 1.0801E-07
        0.370 6.2490E-08
        0.380 4.8774E-08
        0.390 2.8058E-08
        0.400 1.5955E-08
        0.420 1.3396E-08
        0.440 1.4034E-08
        0.460 1.0998E-08
        0.480 1.1476E-08
        0.500 1.1955E-08
        0.550 8.7623E-09
        0.600 9.5589E-09
        0.650 1.5541E-08
        0.700 1.1152E-08
        0.800 6.3694E-09
        0.900 1.4338E-08
SPECS:
    n_is_absolute: false
    λ_is_vacuum: false
    temperature: 25.0 °C
    coefficients_of_thermal_dispersion: 3.609e-06 0.0 0.0 0.0 0.0 0.0
    n_d: 1.595508
    V_d: 39.213424
    glass_code: 596392
    glass_status: preferred
    density: 3.36 g/cm<sup>3</sup>
    coefficient_of_thermal_expansion_1: 8.5e-06 K<sup>-1</sup>
    coefficient_of_thermal_expansion_2: 9.6e-06 K<sup>-1</sup>
    ΔP_gF: -0.0009
    acid_resistance: 1.0
    phosphate_resistance: 2.0
