Optical constants of PbTe (Lead telluride)
Weiting and Yixun 1990: n 4.10–12.5 µm; 300 K
Wavelength:
µm
(4.099–12.51)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=1+\frac{30.586λ^{2}}{λ^2-2.0494}-0.0034832λ^{2}$$Comments
300 K (27 °C)
References
F. Weiting and Y. Yixun. Temperature effects on the refractive index of lead telluride and zinc selenide, Infrared Phys. 30, 371-373, 1990
(fitting experimental data with dispersion formula: refractiveindex.info)