# 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: 0.365 0.9
    coefficients: 2.433807 -0.009321052 2 0.01397331 -2 0.0001804732 -4 7.763637e-06 -6 -1.184873e-07 -8
  - type: tabulated k
    data: |
        0.360 1.9254E-07
        0.370 1.1407E-07
        0.380 8.8991E-08
        0.390 5.3213E-08
        0.400 3.1991E-08
        0.420 2.6846E-08
        0.440 2.8124E-08
        0.460 2.5714E-08
        0.480 1.9146E-08
        0.500 1.9944E-08
        0.550 8.7623E-09
        0.600 1.4345E-08
        0.650 2.0732E-08
        0.700 1.6736E-08
        0.800 1.9127E-08
        0.900 1.4769E-08
SPECS:
    n_is_absolute: false
    λ_is_vacuum: false
    temperature: 25.0 °C
    coefficients_of_thermal_dispersion: 3.5762e-06 0.0 0.0 0.0 0.0 0.0
    n_d: 1.572501
    V_d: 57.760854
    glass_code: 573578
    glass_status: preferred
    density: 3.09 g/cm<sup>3</sup>
    coefficient_of_thermal_expansion_1: 7.2e-06 K<sup>-1</sup>
    coefficient_of_thermal_expansion_2: 8.6e-06 K<sup>-1</sup>
    ΔP_gF: -0.0018
