Optical constants of KBr (Potassium bromide)
Li 1976: n 0.20–42 µm
Complex refractive index (n+ik)
Derived optical constants
297 K (24 °C).
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 is derived by critical analysis of experimental data from several sources.