The M151 Improved Spotting Scope allows recognition and identification of targets at long distances for U.S. troops executing precision ground engagements. A light and compact scope with powerful ...

Researchers at the University of California, Los Angeles (UCLA) have unveiled a new optical technology that enables precise focusing of light—only in one direction. This novel unidirectional ...

The multicoated optics help provide good-quality images. It also has internal surface texturing, which works to minimize reflective light loss. That means images will be brighter and clearer.

Universal for flashlight,scope,telescope,sight,laser of the tube from 25mm to 30mm, Also Working Universally. Material: High Quality Nylon Plastic. Easy on and off. Does not scratch the scope.