# 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: |
    lead containing glass type        
DATA:
  - type: formula 2
    wavelength_range: 0.31 2.5
    coefficients: 0 1.21640125 0.00857807248 0.13366454 0.0420143003 0.883399468 107.59306
  - type: tabulated k
    data: |
        0.310 4.5442E-06
        0.320 1.2264E-06
        0.334 2.2403E-07
        0.350 5.1297E-08
        0.365 2.2287E-08
        0.370 1.8996E-08
        0.380 1.4603E-08
        0.390 9.9712E-09
        0.400 8.5979E-09
        0.405 7.6934E-09
        0.420 6.7013E-09
        0.436 5.5625E-09
        0.460 5.8686E-09
        0.500 6.3790E-09
        0.546 5.2218E-09
        0.580 5.5469E-09
        0.620 7.9099E-09
        0.660 8.4202E-09
        0.700 6.6946E-09
        1.060 1.3523E-08
        1.530 4.8947E-08
        1.970 1.0933E-06
        2.325 3.6581E-06
        2.500 5.5159E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 3.25e-07 1.74e-08 -6.12e-11 6.53e-07 2.58e-10 0.233
    nd: 1.54814
    Vd: 45.75
    glass_code: 548458.294
    glass_status: standard
    density:
      - value: 2940
    thermal_expansion:
      - temperature_range: 243 343
        value: 8.1e-06
      - temperature_range: 293 573
        value: 9.2e-06
    dPgF: -0.0009
    resistance:
        climatic: 1.0
        stain: 0.0
        acid: 1.0
        alkali: 2.0
        phosphate: 1.0