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REFERENCES: |
    1) C Chen, Y. Wu, A. Jiang, B. Wu, G. You, R. Li, S. Lin. 
    New nonlinear-optical crystal: LiB<sub>3</sub>O<sub>5</sub>.
    <a href="https://doi.org/10.1364/JOSAB.6.000616"><i>J Opt. Soc. Am.</i> <b>6</b>, 616-621 (1989)</a><br>
    2) F. Hanson and D. Dick.
    Blue parametric generation from temperature-tuned LiB<sub>3</sub>O<sub>5</sub>.
    <a href="https://doi.org/10.1364/OL.16.000205"><i>Opt. Lett.</i> <b>16</b>, 205-207 (1991)</a>.<br>
    * Ref. 2 provides a dispersion formulas based on  the experimental data from Ref. 1
COMMENTS: |
    n<sub>β</sub>; Room temperature.
CONDITIONS:
    direction: beta
DATA:
  - type: formula 4
    wavelength_range: 0.2894 1.064
    coefficients: 2.52500 0.017123 0 -0.0060517 1 0 0 0 1 -0.0087838 2