NOT KNOWN FACTUAL STATEMENTS ABOUT OPTICAL GERMANIUM LENSES

Plano-convex Ge lenses are flat on just one facet and convex on the opposite. These lenses Have got a constructive focal size, and are sometimes useful for mild collimation.Germanium can make a very good electromagnetic interference (EMI) shielding materials and can defend IR programs on planes from other nearby indicators that may render the progr