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Optical constants of BaF2 (Barium fluoride)
Li 1980: n 0.15-15.0 µm
Wavelength:
µm
(0.15 – 15)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=0.33973+\frac{0.81070λ^2}{λ^2-0.10065^2}+\frac{0.19652λ^2}{λ^2-29.87^2}+\frac{4.52469λ^2}{λ^2-53.82^2}$$Comments
293 K (20 °C).
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
Barium fluoride, BaF2
Other names
- Barium difluoride
- Barium(II) fluoride