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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. Quant. 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); 120 °C"
DATA:
  - type: formula 2
    wavelength_range: 0.55 11.5
    coefficients: 3.4834 1.7316 0.1453 1.7785 738.43
