# 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: 0.35 2.5
    coefficients: 0 1.4306027 0.00823982975 0.153150554 0.0333736841 1.01390904 106.870822
  - type: tabulated k
    data: |
        0.350 1.5444E-06
        0.365 4.6529E-07
        0.370 3.3882E-07
        0.380 1.8243E-07
        0.390 1.0351E-07
        0.400 5.9959E-08
        0.405 4.8604E-08
        0.420 3.3847E-08
        0.436 2.8038E-08
        0.460 2.2130E-08
        0.500 1.2784E-08
        0.546 8.7117E-09
        0.580 9.2541E-09
        0.620 1.3863E-08
        0.660 1.2643E-08
        0.700 8.9305E-09
        1.060 2.7101E-08
        1.530 9.3423E-08
        1.970 4.5507E-07
        2.325 2.4312E-06
        2.500 5.5159E-06
SPECS:
    n_is_absolute: false
    λ_is_vacuum: false
    temperature: 20.0 °C
    coefficients_of_thermal_dispersion: 5.21e-06 1.34e-08 -1.01e-11 5.21e-07 5.87e-10 0.199
    n_d: 1.62229
    V_d: 53.27
    glass_code: 622533.353
    glass_status: standard
    density: 3.525 g/cm<sup>3</sup>
    coefficient_of_thermal_expansion_1: 5.81e-06 K<sup>-1</sup>
    coefficient_of_thermal_expansion_2: 6.65e-06 K<sup>-1</sup>
    ΔP_gF: -0.0016
    climatic_resistance: 1.0
    stain_resistance: 0.0
    acid_resistance: 1.2
    alkali_resistance: 1.0
    phosphate_resistance: 1.0
