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REFERENCES: |
    1) G. D. Boyd, H. Kasper, J. H McFee.
    Linear and nonlinear optical properties of AgGaS<sub>2</sub>, CuGaS<sub>2</sub>, and CuInS<sub>2</sub>, and theory of the wedge technique for the measurement of nonlinear coefficients.
    <a href="https://doi.org/10.1109/JQE.1971.1076588"><i>IEEE J. Quantum Electron.</i>, <b>7</b>, 563-573 (1971)</a><br>
    2) G. C. Bhar and G. Ghosh. Temperature-dependent Sellmeier coefficients and coherence lengths for some chalcopyrite crystals.
    <a href="https://doi.org/10.1364/JOSA.69.000730"><i>J. Opt. Soc. Am.</i> <b>69</b>, 730-733 (1979)</a><br>
    * Ref. 2 provides a dispersion formula based on data from Ref. 1
COMMENTS: |
    Extrardinary ray (e); 20 °C
DATA:
  - type: formula 2
    wavelength_range: 0.55 11.5
    coefficients: 3.3165 1.8692 0.1364 1.7575 738.43