# 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/ohara_2017-11-30.agf">OHARA Zemax catalog 2017-11-30</a> (obtained from <a href="http://www.ohara-inc.co.jp/en/product/optical/list/">http://www.ohara-inc.co.jp</a>)<br>See also <a href="https://refractiveindex.info/download/data/2017/ohara_2017-11-30.pdf">OHARA glass data sheets</a>
COMMENTS: |
    
DATA:
  - type: formula 3
    wavelength_range: 0.3 2.4
    coefficients: 2.2524157 -0.008626195 2 0.011155352 -2 0.00020721565 -4 -2.6893015e-07 -6 3.8724966e-08 -8
  - type: tabulated k
    data: |
        0.300 4.8707E-06
        0.310 2.1400E-06
        0.320 9.0827E-07
        0.330 3.9607E-07
        0.340 1.6166E-07
        0.350 7.3374E-08
        0.360 4.0390E-08
        0.370 3.2567E-08
        0.380 3.6507E-08
        0.390 1.8677E-08
        0.400 1.2758E-08
        0.420 1.6753E-08
        0.440 2.1072E-08
        0.460 1.8349E-08
        0.480 1.5310E-08
        0.500 1.1955E-08
        0.550 1.3150E-08
        0.600 1.4345E-08
        0.650 2.0732E-08
        0.700 1.6736E-08
        0.800 1.2745E-08
        0.900 2.1518E-08
CONDITIONS:
    temperature: 298
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -1.541e-07 0.0 0.0 0.0 0.0 0.0
    nd: 1.511121
    Vd: 60.485793
    glass_code: 511605
    glass_status: preferred
    density:
      - value: 2490
    thermal_expansion:
      - temperature_range: 243 343
        value: 9e-06
      - temperature_range: 293 573
        value: 1.02e-05
    resistance:
        acid: 1.0
        phosphate: 1.0