National Item Identification Number

01-171-8538
011718538
6650-01-171-8538
6650011718538

National Stock Number

Item Name

PRISM,OPTICAL INSTRUMENT

Federal Supply Class

6650

Description

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.

Commercial and Government Entity Code (Supplier Data)

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04939

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Reference Numbers (Part Numbers)

13074516
13074516

Required Categories

MATERIAL
STYLE DESIGNATOR
LIGHT DEVIATION

Required Description

GLASS, OPTICAL
G4 ROOF-ANGLE
05 DEG 09 MIN PORM0 DEG 3 MIN