# 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 
    wavelength_range: 0.35 2.5
    coefficients: 0 1.51503623 0.00942734715 0.153621958 0.04308265 1.15427909 124.889868
  - type: tabulated k
    data: |
        0.350 4.3583E-06
        0.365 1.2881E-06
        0.370 8.8923E-07
        0.380 4.4883E-07
        0.390 2.4636E-07
        0.400 1.4838E-07
        0.405 1.2158E-07
        0.420 8.2721E-08
        0.436 6.2449E-08
        0.460 4.4599E-08
        0.500 2.4054E-08
        0.546 1.5713E-08
        0.580 1.4829E-08
        0.620 1.9835E-08
        0.660 2.1114E-08
        0.700 1.5652E-08
        1.060 2.3702E-08
        1.530 9.8390E-08
        1.970 8.7327E-07
        2.325 3.4194E-06
        2.500 5.8407E-06
SPECS:
    n_absolute: false
    wavelength_vacuum: false
    temperature: 20.0 °C
    thermal_dispersion:
      - type: "Schott formula"
        coefficients: -2.84e-07 1.04e-08 -1.8e-11 7.01e-07 8.47e-10 0.219
    nd: 1.65224
    Vd: 44.96
    glass_code: 652450.333
    glass_status: standard
    density: 3.333 g/cm<sup>3</sup>
    thermal_expansion:
      - temperature_range: -30 70 °C
        coefficient: 8.37e-06 K<sup>-1</sup>
      - temperature_range: 20 300 °C
        coefficient: 9.49e-06 K<sup>-1</sup>
    dPgF: -0.0012
    climatic_resistance: 2.0
    stain_resistance: 0.0
    acid_resistance: 5.4
    alkali_resistance: 1.3
    phosphate_resistance: 1.0
