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Optical constants of LiI (Lithium iodide)
Li 1976: n 0.25–25 µm

Wavelength: µm
 (0.25–25)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula [ i ]

$$n^2-1=2.55+\frac{0.25λ^2}{λ^2-0.171^2}+\frac{7.23λ^2}{λ^2-70.42^2}$$

Comments

297 K (24 °C).

References

H. H. Li. Refractive index of alkali halides and its wavelength and temperature derivatives. J. Phys. Chem. Ref. Data 5, 329-528 (1976) and references therein.
* Sellmeier formula derivation is based on a single data point and knowledge of the dielectric constants and the characteristic absorption peaks.

Data

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

INFO

Lithium iodide, LiI