National Item Identification Number
01-280-1778
012801778
6650-01-280-1778
6650012801778
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)
04939
Reference Numbers (Part Numbers)
717612206-001
Required Categories
MATERIAL
SURFACE FINISH
STYLE DESIGNATOR
OVERALL DIAMETER
OVERALL THICKNESS;
Required Description
GLASS
POLISHED
G12 WEDGE TYPE
3.500 INCHES NOMINAL
0.150 INCHES MINIMUM AND;