# 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: |
    J. R. Devore.
    Refractive indices of rutile and sphalerite.
    <a href="https://doi.org/10.1364/JOSA.41.000416"><i>J. Opt. Soc. Am.</i> <b>41</b>, 416-419 (1951)</a>
COMMENTS: |
    Extraordinary ray (e); Room temperature
CONDITIONS:
    direction: e
DATA:
  - type: formula 4
    wavelength_range: 0.43 1.53
    coefficients: 7.197 0.3322 0 0.0843 1 0 0 0 1