OPTICAL GERMANIUM LENS FUNDAMENTALS EXPLAINED

Plano-convex Ge lenses are flat on a person facet and convex on the opposite. These lenses have a constructive focal duration, and tend to be utilized for light collimation.Our spherical plano-concave germanium lenses are mostly accustomed to diverge a beam from the collimated light-weight supply, or to raise the focal length of an optical procedur