# 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: 0.37 2.5
    coefficients: 0 1.59163762 0.0118623434 0.219908428 0.0594585499 1.46929315 133.310762
  - type: tabulated k
    data: |
        0.370 4.6074E-06
        0.380 1.8315E-06
        0.390 9.1116E-07
        0.400 5.0990E-07
        0.405 4.0571E-07
        0.420 2.2833E-07
        0.436 1.5395E-07
        0.460 1.0626E-07
        0.500 6.3313E-08
        0.546 3.1568E-08
        0.580 2.9778E-08
        0.620 3.7858E-08
        0.660 4.2443E-08
        0.700 3.3676E-08
        1.060 1.3523E-08
        1.530 1.0336E-07
        1.970 8.0161E-07
        2.325 3.3028E-06
        2.500 5.2038E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -2.06e-06 9.78e-09 -1.67e-11 8.67e-07 1.23e-09 0.279
    nd: 1.70591
    Vd: 30.23
    glass_code: 706302.299
    glass_status: special
    density:
      - value: 2989
    thermal_expansion:
      - temperature_range: 243 343
        value: 8.48e-06
      - temperature_range: 293 573
        value: 9.78e-06
    dPgF: 0.0099
    resistance:
        climatic: 1.0
        stain: 0.0
        acid: 1.0
        alkali: 1.2
        phosphate: 1.0