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REFERENCES: |
    1) I. H. Malitson and M. J. Dodge.
    Refractive index and birefringence of synthetic sapphire.
    <a href="http://www.opticsinfobase.org/josa/abstract.cfm?uri=josa-62-11-1336"><i>J. Opt. Soc. Am.</i> <b>62</b>, 1405 (1972)</a><br>
    2) M. J. Dodge.
    "Refractive index"
    in Handbook of Laser Science and Technology, Volume IV, Optical Materials: Part 2, CRC Press, Boca Raton, 1986, p. 30<br>
    * Ref. 1 is a talk abstract in a conference program; Ref. 2 provides a dispersion formula
COMMENTS: |
    Synthetic sapphire, Ordinary ray (o), 20 °C
DATA:
  - type: formula 1
    wavelength_range: 0.20 5.0
    coefficients: 0 1.4313493 0.0726631 0.65054713 0.1193242 5.3414021 18.028251
CONDITIONS:
    temperature: 293
    direction: o