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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 Sellmeier equation"
COMMENTS: "Synthetic sapphire, Extraordinary ray (e), 20 °C"
DATA:
  - type: formula 1
    range: 0.20 5.0
    coefficients: 0 1.5039759 0.0740288 0.55069141 0.1216529 6.5927379 20.072248
