Sakura Night Vision 30×60 Zoom Optical Military Binacular

binoculars, optical instrument, usually handheld, for providing a magnified stereoscopic view of distant objects. It consists of two similar telescopes, one for each eye, mounted on a single frame.

Sailors, hikers, tourists, and soldiers all occasionally use binoculars, and so do some audience members at the opera, who use special small binoculars called "opera glasses." The noun comes from an adjective, binocular, which means "having two eyes," or "involving both eyes," from the Latin bini, "two by two" and ...