Optical constants of PbS (Lead sulfide)
Zemel et al. 1965: n 3.5–10 µm
Wavelength:
µm
(3.5–10)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{15.9λ^2}{λ^2-0.77^2}+\frac{133.2λ^2}{λ^2-141^2}$$Comments
300 K (27 °C)
References
1) J. N. Zemel, J. D. Jensen, and R. B. Schoolar. Electrical and optical properties of epitaxial films of PbS, PbSe, PbTe, and SnTe, Phys. Rev. 140, A330-A342, 1965
2) Handbook of Optics, 2nd edition, Vol. 2. McGraw-Hill 1994).
*Ref. 2 provides second term of the dispersion formula
Data
INFO
Lead sulfide, PbS
Other names
- Lead(II) sulfide
- Lead sulphide