Infrared lens element CaF2, BaF2, MgF2, Si, Ge, and ZnSe

sphericalzinc selenideCaF2

Union Optic offers a wide variety of infrared spherical lenses. We can offer plano-convex, plano-concave, double-convex, double-concave and meniscus types. The available material includes CaF2, BaF2, MgF2, Si, Ge, and ZnSe, which covering wavelengths from the UV to 19µm. And we can also offer different AR coatings covering 1.8-3µm, 3-5µm and 8-14µm. Special coating is also available upon request. Below is the list of the features of these IR lenses we can supplied. Capabilities: Material CaF2, BaF2, MgF2, Si, Ge, and ZnSe Dimension Tolerance +0/-0.1mm Thickness Tolerance ±0.1mm Surface Quality 60/40 scratch and dig Power(fringe@633nm) 3 Irregularity(fringe@633nm) 0.5 Centration 90% Chamfer Protective <0.5mmx45deg Coating AR coating 1.8-3µm, 3-5µm and 8-14µm Other coatings is available upon request