# 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="https://refractiveindex.info/download/data/2017/schott_2017-01-20b.agf">SCHOTT Zemax catalog 2017-01-20b</a> (obtained from <a href="https://www.schott.com/en-us/products/optical-glass-p1000267/downloads/">http://www.schott.com</a>)<br>See also <a href="https://refractiveindex.info/download/data/2017/schott_2017-01-20.pdf">SCHOTT glass data sheets</a>
COMMENTS: |
             
DATA:
  - type: formula 2
    wavelength_range: 0.31 2.5
    coefficients: 0 1.50781212 0.00746098727 0.318866829 0.0242024834 1.14287213 80.9565165
  - type: tabulated k
    data: |
        0.310 3.1763E-06
        0.320 2.1597E-06
        0.334 1.1787E-06
        0.350 5.5069E-07
        0.365 2.5926E-07
        0.370 2.0534E-07
        0.380 1.2744E-07
        0.390 9.0090E-08
        0.400 6.1294E-08
        0.405 5.2626E-08
        0.420 3.9343E-08
        0.436 3.2293E-08
        0.460 2.3617E-08
        0.500 1.2784E-08
        0.546 8.7117E-09
        0.580 1.2969E-08
        0.620 1.5852E-08
        0.660 1.2643E-08
        0.700 1.1169E-08
        1.060 1.6913E-08
        1.530 1.9881E-07
        1.970 1.0933E-06
        2.325 7.3582E-06
        2.500 1.9162E-05
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 2.68e-06 1.15e-08 -1.44e-11 3.72e-07 5.53e-10 0.226
    nd: 1.6968
    Vd: 55.41
    glass_code: 697554.363
    glass_status: standard
    density:
      - value: 3630
    thermal_expansion:
      - temperature_range: 243 343
        value: 5.5e-06
      - temperature_range: 293 573
        value: 6.9e-06
    dPgF: -0.0079
    resistance:
        climatic: 3.0
        stain: 2.0
        acid: 52.3
        alkali: 1.0
        phosphate: 3.0