NSN 6650-01-440-1978
Part Details | OPTICAL INSTRUMENT PRISM
6650-01-440-1978 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.
Alternate Parts: 74B749038201, 74B749038-201, 1220021064, 12-2002-1064, 6650-01-440-1978, 01-440-1978, 6650014401978, 014401978
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | JAN 07, 1997 | 01-440-1978 | 21879 ( PRISM, OPTICAL INSTRUMENT ) |
REFERENCE DRAWINGS & PICTURES
ABBE
Cross Reference | NSN 6650-01-440-1978
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 74B749038-201 | 76301 | BOEING COMPANY, THEDBA BOEING |
| 12-2002-1064 | 31130 | SPECIAL OPTICS, INCDBA SPECIAL OPTICS |
Technical Data | NSN 6650-01-440-1978
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | 2 ABBE |
| SPECIAL FEATURES | PRISM,RISLEY; 2 WEDGES MOUNTED IN A HOUSING THAT ALLOWS INDEPENDENT, MANUAL ROTATION; INDEXED DRUM DIALS TO PROVIDE DIRECT ANGULAR READOUT OF EACH WEDGE. |
| END ITEM IDENTIFICATION | LASER TEST SET; F/A-18 |