# 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: |
    H. H. Li.
    Refractive index of alkali halides and its wavelength and temperature derivatives.
    <a href="https://doi.org/10.1063/1.555536"><i>J. Phys. Chem. Ref. Data</i> <b>5</b>, 329-528 (1976)</a> and references therein.<br>
    *  Sellmeier formula is derived by critical analysis of experimental data from several sources.
COMMENTS: |
    297 K (24 °C).
DATA:
  - type: formula 1
    wavelength_range: 0.24 64
    coefficients: 0.60563 0.00947 0.120 0.01073 0.134 0.00136 0.156 0.41864 0.179 0.41771 0.187 0.13707 0.223 2.36091 132.45