# 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: 0.3 2.5
    coefficients: 0 1.15687082 0.00809424251 0.0642625444 0.0386051284 0.872376139 104.74773
  - type: tabulated k
    data: |
        0.300 3.7357E-06
        0.310 2.0132E-06
        0.320 1.1930E-06
        0.334 3.4925E-07
        0.350 1.0507E-07
        0.365 4.9851E-08
        0.370 4.0740E-08
        0.380 3.3108E-08
        0.390 2.2549E-08
        0.400 1.7951E-08
        0.405 1.6869E-08
        0.420 1.6140E-08
        0.436 1.6755E-08
        0.460 1.4716E-08
        0.500 1.4389E-08
        0.546 1.3960E-08
        0.580 1.2969E-08
        0.620 1.3863E-08
        0.660 1.2643E-08
        0.700 6.6946E-09
        1.060 1.3523E-08
        1.530 8.3504E-08
        1.970 1.0191E-06
        2.325 3.4194E-06
        2.500 5.2038E-06
CONDITIONS:
    temperature: 293
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: 4.86e-06 1.72e-08 -3.02e-11 3.82e-07 4.53e-10 0.26
    nd: 1.50137
    Vd: 56.41
    glass_code: 501564.252
    glass_status: standard
    density:
      - value: 2520
    thermal_expansion:
      - temperature_range: 243 343
        value: 6.5e-06
      - temperature_range: 293 573
        value: 7.4e-06
    dPgF: -0.0015
    resistance:
        climatic: 1.0
        stain: 0.0
        acid: 1.0
        alkali: 1.0
        phosphate: 1.2