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Optical constants of GaSe (Gallium selenide)
Kato et al. 2013: n(e) 0.8-1620 µm

Wavelength: µm
 (0.8 – 1620)  
 

Other optical constants

logX   logY   eV

Dispersion formula [ i ]

$$n^2=8.2477+\frac{0.2881}{λ^2-0.1669}+\frac{4927.5}{λ^2-1990.1}$$

Comments

20 °C, Extraordinary ray (e)

Data

[Expressions for n]   [CSV - comma separated]   [TXT - tab separated]   [Full database record]

References

K. Kato et al.. Sellmeier and thermo-optic dispersion formulas for GaSe (Revisited). Appl. Opt. 52, 2325-2328 (2013)

More info - wiki

Gallium selenide, GaSe