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Polemoscope

POLEM'OSCOPE, n. [Gr. war, and to view.] An oblique perspective glass contrived for See ing objects that do not lie directly before the eye. It consists of a concave glass placed near a plane mirror in the end...

Webster Dictionary
English dictionary 16.3 MB

Meaning

POLEM'OSCOPE, n. [Gr. war, and to view.] An oblique perspective glass contrived for See ing objects that do not lie directly before the eye. It consists of a concave glass placed near a plane mirror in the end of a short round tube, and a convex glass in a hole in the side of the tube. It is called opera-glass, or diagonal opera-glass.

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