National Item Identification Number

01-440-1978
014401978
6650-01-440-1978
6650014401978

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)

---

31130

---

SPECIAL OPTICS INC
315 RICHARD MINE RD
WHARTON
NJ
07885
973-366-7289

---

76301

---

---

Reference Numbers (Part Numbers)

12-2002-1064
74B749038-201

Required Categories

MATERIAL
STYLE DESIGNATOR
SPECIAL FEATURES
III END ITEM IDENTIFICATION

Required Description

GLASS, FUSED SILICA
G12 WEDGE TYPE
PRISM,RISLEY
2 WEDGES MOUNTED IN A HOUSING