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REFERENCES: |
    1) M. Debenham.
    Refractive indices of zinc sulfide in the 0.405-13-µm wavelength range.
    <a href="https://doi.org/10.1364/AO.23.002238"><i>Appl. Opt.</i>, <b>23</b>, 2238-2239 (1984)</a><br>
    2) C. A. Klein.
    Room-temperature dispersion equations for cubic zinc sulfide.
    <a href="https://doi.org/10.1364/AO.25.001873"><i>Appl. Opt.</i> <b>25</b>, 1873-1875 (1986)</a><br>
    *Ref. 2 provides a modified Sellmeier equation based on data from Ref. 1
COMMENTS: |
    Cubic ZnS, 20 °C
DATA:
  - type: formula 4
    wavelength_range: 0.405 13
    coefficients: 8.393 0.14383 0 0.2421 2 4430.99 0 36.71 2