Optical constants of MgF2 (Magnesium fluoride)
Li 1980: n(e) 0.14–7.5 µm
Wavelength:
µm
(0.14–7.5)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=0.25385+\frac{0.66405λ^2}{λ^2-0.08504^2}+\frac{1.0899λ^2}{λ^2-22.2^2}+\frac{0.1816λ^2}{λ^2-24.4^2}+\frac{2.1227λ^2}{λ^2-40.6^2}$$Comments
293 K (20 °C). Extraordinary ray (e).
References
H. H. Li. Refractive index of alkaline earth halides and its wavelength and temperature derivatives. J. Phys. Chem. Ref. Data 9, 161-289 (1980) and references therein.
* Sellmeier formula is derived by critical analysis of experimental data from several sources.
Data
INFO
Magnesium fluoride, MgF2
Other names
- Magnesium difluoride
- Magnesium(II) fluoride