# 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/schott_2017-01-20b.agf\">SCHOTT Zemax catalog 2017-01-20b</a> (obtained from <a href=\"http://www.schott.com/advanced_optics/english/download/\">http://www.schott.com</a>)<br>See also <a href=\"http://refractiveindex.info/download/data/2017/schott_2017-01-20.pdf\">SCHOTT glass data sheets</a>"
COMMENTS: "         "
DATA:
  - type: formula 2 
    range: 0.365 2.5
    coefficients: 0 1.42056328 0.00942015382 0.102721269 0.0531087291 1.14380976 110.278856
  - type: tabulated k
    data: |
        0.365 2.3704E-06
        0.370 1.4992E-06
        0.380 6.5889E-07
        0.390 3.2446E-07
        0.400 1.7731E-07
        0.405 1.3583E-07
        0.420 8.2721E-08
        0.436 5.8100E-08
        0.460 4.3090E-08
        0.500 2.4054E-08
        0.546 1.3960E-08
        0.580 1.4829E-08
        0.620 1.9835E-08
        0.660 1.8993E-08
        0.700 1.3409E-08
        1.060 2.0305E-08
        1.530 1.1332E-07
        1.970 7.3075E-07
        2.325 3.3028E-06
        2.500 6.9034E-06
SPECS:
    n_is_absolute: false
    λ_is_vacuum: false
    temperature: 20.0 °C
    coefficients_of_thermal_dispersion: 9.39e-07 1.24e-08 -9e-12 6.17e-07 8.42e-10 0.242
    n_d: 1.60568
    V_d: 43.72
    glass_code: 606437.289
    glass_status: standard
    density: 2.889 g/cm<sup>3</sup>
    coefficient_of_thermal_expansion_1: 7.24e-06 K<sup>-1</sup>
    coefficient_of_thermal_expansion_2: 8.29e-06 K<sup>-1</sup>
    ΔP_gF: 0.003
    climatic_resistance: 1.0
    stain_resistance: 0.0
    acid_resistance: 1.0
    alkali_resistance: 1.2
    phosphate_resistance: 1.3
