Special Features:

Dia-2.095 in., thickest part of prism-0.189 in., thinnest part-0.069 in.; chamfered 45 degrees x 0.010 max. All around-both sides

Properties:

A transparent item with at least two polished plane surfaces inclined toward each other, designed for use in optical instruments to reflect and/or refract a beam of light. It may have one or more mirrored surfaces for greater reflection. Includes optical wedges used to divert paths of light by refraction, but to a lesser degree. See also beam splitter, optical instrument.