NSN 6650-00-155-2879
Part Details | OPTICAL INSTRUMENT PRISM
6650-00-155-2879 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: G11060PC2, 279422PC2, 6650-00-155-2879, 00-155-2879, 6650001552879, 001552879
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | JAN 01, 1963 | 00-155-2879 | 21879 ( PRISM, OPTICAL INSTRUMENT ) |
REFERENCE DRAWINGS & PICTURES
ABBE
Cross Reference | NSN 6650-00-155-2879
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| G11060PC2 | 74067 | KEUFFEL AND ESSER CO |
| 279422PC2 | 10001 | NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT |
Technical Data | NSN 6650-00-155-2879
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | 2 ABBE |
| OVERALL DIAMETER | 50.0 MILLIMETERS NOMINAL |
| OVERALL THICKNESS | 12.0 MILLIMETERS NOMINAL |
| REFRACTION INDEX | 1.5110 NOMINAL AND 1.6170 NOMINAL |
| LIGHT DEVIATION | 3 DEG PLUS 0.5 MIN |
| SPECIAL FEATURES | TWO PRISMS MATCHED |
| END ITEM IDENTIFICATION | RANGEFINDER MK51 |