# this file is part of refractiveindex.info database
# refractiveindex.info database is in the public domain
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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: "Leaded"
DATA:
  - type: formula 3 
    range: 0.365 0.9
    coefficients: 3.494462 -0.01184144 2 0.05819278 -2 0.00520064 -4 -0.0003667622 -6 5.308036e-05 -8
  - type: tabulated k
    data: |
        0.460 3.4121E-07
        0.480 2.0398E-07
        0.500 1.2119E-07
        0.550 4.3988E-08
        0.600 4.7987E-08
        0.650 6.7684E-08
        0.700 8.4189E-08
SPECS:
    n_is_absolute: false
    λ_is_vacuum: false
    temperature: 25.0 °C
    coefficients_of_thermal_dispersion: 1.1815e-05 0.0 0.0 0.0 0.0 0.0
    n_d: 1.922861
    V_d: 20.884172
    glass_code: 923209
    glass_status: preferred
    density: 6.03 g/cm<sup>3</sup>
    coefficient_of_thermal_expansion_1: 8.8e-06 K<sup>-1</sup>
    coefficient_of_thermal_expansion_2: 9.9e-06 K<sup>-1</sup>
    ΔP_gF: 0.023
