Optical constants of KNbO3 (Potassium niobate)
Zysset et al. 1992: n(γ) 0.40–3.4 µm
Wavelength:
µm
(0.4–3.4)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=1+\frac{1.441195λ^{2}}{λ^2-0.2727456^{2}}+\frac{2.543328λ^{2}}{λ^2-0.1370039^{2}}-0.02845018λ^{2}$$Comments
nγ; 22 °C. See the original publication for temperature dependence.
References
B. Zysset, I. Biaggio, P. Günter. Refractive indices of orthorhombic KNbO3. I. Dispersion and temperature dependence, J. Opt. Soc. Am. B 9, 380-386 (1992)