# 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: 0.365 2.5
    coefficients: 0 1.98550331 0.010958331 0.274057042 0.0474551603 1.28945661 96.9085286
  - type: tabulated k
    data: |
        0.365 2.2041E-06
        0.370 1.4992E-06
        0.380 8.1446E-07
        0.390 5.3478E-07
        0.400 3.6629E-07
        0.405 3.2031E-07
        0.420 2.1727E-07
        0.436 1.6173E-07
        0.460 1.0154E-07
        0.500 5.0119E-08
        0.546 2.0982E-08
        0.580 1.4829E-08
        0.620 1.3863E-08
        0.660 1.2643E-08
        0.700 8.9305E-09
        1.060 1.6913E-08
        1.530 8.8461E-08
        1.970 5.9139E-07
        2.325 3.9049E-06
        2.500 1.1357E-05
SPECS:
    n_absolute: false
    wavelength_vacuum: false
    temperature: 20.0 °C
    thermal_dispersion:
      - type: "Schott formula"
        coefficients: 8.1e-06 1.25e-08 -1.73e-11 8.27e-07 1.08e-09 0.238
    nd: 1.83404
    Vd: 37.3
    glass_code: 834373.443
    glass_status: standard
    density: 4.43 g/cm<sup>3</sup>
    thermal_expansion:
      - temperature_range: -30 70 °C
        coefficient: 5.84e-06 K<sup>-1</sup>
      - temperature_range: 20 300 °C
        coefficient: 6.9e-06 K<sup>-1</sup>
    dPgF: -0.0024
    climatic_resistance: 1.0
    stain_resistance: 1.0
    acid_resistance: 51.2
    alkali_resistance: 1.0
    phosphate_resistance: 1.3
