# 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: |
    Improved XMT at 365 
DATA:
  - type: formula 2
    wavelength_range: 0.24 2.4
    coefficients: 0 1.14031443 0.00595466872 0.0771496272 0.0223953953 1.43721957 274.290057
  - type: tabulated k
    data: |
        0.240 6.1476E-06
        0.250 5.2904E-06
        0.260 3.2290E-06
        0.270 2.3179E-06
        0.280 1.5003E-06
        0.290 9.2420E-07
        0.300 5.3272E-07
        0.310 2.8748E-07
        0.320 1.4945E-07
        0.330 7.7282E-08
        0.340 3.8147E-08
        0.350 1.6762E-08
        0.360 1.1482E-08
        0.370 5.8946E-09
        0.380 3.0255E-09
        0.390 3.1051E-09
        0.400 3.1847E-09
        0.420 3.3439E-09
        0.440 3.5032E-09
        0.460 3.6624E-09
        0.480 3.8216E-09
        0.500 3.9809E-09
        0.550 4.3790E-09
        0.600 4.7770E-09
        0.650 5.1751E-09
        0.700 5.5732E-09
        0.800 6.3694E-09
        0.900 7.1656E-09
        1.000 1.5931E-08
        1.200 1.9118E-08
        1.400 1.1146E-08
        1.600 1.2739E-08
        1.800 2.8677E-08
        2.000 3.1863E-08
        2.200 7.0169E-08
        2.400 9.5732E-08
CONDITIONS:
    temperature: 298
PROPERTIES:
    thermal_dispersion:
      - type: formula A
        coefficients: -2.1e-05 -3.8e-09 -4.12e-11 3.32e-07 2.85e-10 0.191
    nd: 1.497003
    Vd: 81.138165
    glass_code: 497811
    density:
      - value: 3660
    thermal_expansion:
      - temperature_range: 243 343
        value: 1.36e-05
      - temperature_range: 293 573
        value: 1.61e-05
    dPgF: 0.0279
    resistance:
        climatic: 2.0
        acid: 51.0
        phosphate: 4.2