NSN 6650-01-113-0873
Part Details | OPTICAL INSTRUMENT LENS
6650-01-113-0873 An unmounted, transparent, color free lens which may be treated with a low reflection coating to increase light transmission. Includes single and compound elements. For items having two plane parallel surfaces, see WINDOW, OPTICAL INSTRUMENT. Excludes RETICLE, OPTICAL INSTRUMENT.
Alternate Parts: 12293866, 12293866, 6650-01-113-0873, 01-113-0873, 6650011130873, 011130873
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | MAY 15, 1981 | 01-113-0873 | 21884 ( LENS, OPTICAL INSTRUMENT ) |
REFERENCE DRAWINGS & PICTURES
MENISCUS CONVERGING
MENISCUS CONVERGING
Cross Reference | NSN 6650-01-113-0873
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 12293866 | 18876 | U S ARMY AVIATION AND MISSILECOMMAND |
| 12293866 | 19207 | U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM |
Technical Data | NSN 6650-01-113-0873
| Characteristic | Specifications |
|---|---|
| SINGLE LENS STYLE | MENISCUS CONVERGING |
| DIAMETER | 2.170 INCHES MINIMUM AND 2.180 INCHES MAXIMUM |
| AXIAL THICKNESS | 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM |
| ELEMENT LEFT SURFACE RADIUS | 1.425 INCHES |
| ELEMENT RIGHT SURFACE RADIUS | 2.250 INCHES |
| EQUIVALENT FOCAL LENGTH | 5.634 INCHES |
| BACK FOCAL LENGTH | 5.982 INCHES |
| FRONT FOCAL LENGTH | 5.084 INCHES |
| SPECIAL FEATURES | FRONT AND BACK SURFACES COATED PER DWG 19207-12293319 |
