RefractiveIndex.INFO

Refractive index database


Shelf

Book

Page

Optix.eXpert is our new website that aims at connecting optical professionals with employers looking to outsource optics related work. Sign up and fill out a short form to start offering your service!

Optical constants of NaF (Sodium fluoride)
Li 1976: n 0.15-17 µm

Wavelength: µm
 (0.15 – 17)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula [ i ]

$$n^2-1=0.41572+\frac{0.32785λ^2}{λ^2-0.117^2}+\frac{3.18248λ^2}{λ^2-40.57^2}$$

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 is derived by critical analysis of experimental data from several sources.

Data

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

INFO

Sodium fluoride, NaF

Other name

  • Sodium(I) fluoride

External links