# 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: "inquiry glass        "
DATA:
  - type: formula 2 
    range: 0.35 2.325
    coefficients: 0 1.36719201 0.00882820704 0.10907994 0.0438731646 1.02108011 113.58602
  - type: tabulated k
    data: |
        0.350 2.3622E-06
        0.365 6.7365E-07
        0.370 4.7166E-07
        0.380 2.5488E-07
        0.390 1.4467E-07
        0.400 9.2400E-08
        0.405 7.9767E-08
        0.420 6.2957E-08
        0.436 5.2324E-08
        0.460 3.7071E-08
        0.500 2.2439E-08
        0.546 1.5713E-08
        0.580 1.1111E-08
        0.620 1.1877E-08
        0.660 1.0531E-08
        0.700 6.6946E-09
        1.060 1.6913E-08
        1.530 2.4412E-08
        1.970 3.8800E-07
        2.325 1.8388E-06
SPECS:
    n_is_absolute: false
    λ_is_vacuum: false
    temperature: 20.0 °C
    coefficients_of_thermal_dispersion: 1.34e-06 1.34e-08 -5.5e-11 4.95e-07 3.62e-10 0.265
    n_d: 1.589
    V_d: 48.45
    glass_code: 589485.317
    glass_status: special
    density: 3.17 g/cm<sup>3</sup>
    coefficient_of_thermal_expansion_1: 7.8e-06 K<sup>-1</sup>
    coefficient_of_thermal_expansion_2: 8.5e-06 K<sup>-1</sup>
    ΔP_gF: 0.0002
    climatic_resistance: 2.0
    stain_resistance: 0.0
    acid_resistance: 2.0
    alkali_resistance: 2.0
    phosphate_resistance: 1.0
