THE BEST SIDE OF OPTICAL GERMANIUM LENS

Plano-convex Ge lenses are flat on one side and convex on one other. These lenses have a positive focal size, and in many cases are used for gentle collimation.Our spherical plano-concave germanium lenses are mostly utilized to diverge a beam from the collimated gentle resource, or to increase the focal duration of the optical program.This Site is