# 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: |
    inquiry glass        
DATA:
  - type: formula 2
    wavelength_range: 0.4 2.5
    coefficients: 0 1.34611327 0.0097174385 0.142428018 0.0501911619 0.900477176 111.959703
  - type: tabulated k
    data: |
        0.400 4.0984E-06
        0.405 3.1042E-06
        0.420 1.4035E-06
        0.436 6.8146E-07
        0.460 2.6930E-07
        0.500 1.0867E-07
        0.546 6.0119E-08
        0.580 4.2958E-08
        0.620 3.3838E-08
        0.660 2.7490E-08
        0.700 1.5652E-08
        1.060 6.7549E-09
        1.530 1.0336E-07
        1.970 2.1742E-06
        2.325 8.5257E-06
        2.500 1.2807E-05
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -8.15e-06 1.34e-08 -9.22e-12 8.57e-07 8.26e-10 0.243
    nd: 1.59655
    Vd: 39.89
    glass_code: 597399.330
    glass_status: special
    density:
      - value: 3300
    thermal_expansion:
      - temperature_range: 243 343
        value: 1.065e-05
      - temperature_range: 293 573
        value: 1.142e-05
    dPgF: 0.0036
    resistance:
        climatic: 2.0
        stain: 2.0
        acid: 3.4
        alkali: 2.2
        phosphate: 3.0