Part Details | OPTICAL INSTRUMENT LENS
6650-00-026-8136 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: 278702PC12, 27870212, 278702-12, 6650-00-026-8136, 00-026-8136, 6650000268136, 000268136
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | JAN 01, 1963 | 00-026-8136 | 21884 ( LENS, OPTICAL INSTRUMENT ) |
REFERENCE DRAWINGS & PICTURES
PLANO-CONVEX
PLANO-CONVEX
Cross Reference | NSN 6650-00-026-8136
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 278702PC12 | 10001 | NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT |
| 278702-12 | 10001 | NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT |
Technical Data | NSN 6650-00-026-8136
| Characteristic | Specifications |
|---|---|
| SINGLE LENS STYLE | PLANO-CONVEX |
| DIAMETER | 1.378 INCHES NOMINAL |
| AXIAL THICKNESS | 0.354 INCHES NOMINAL |
| EQUIVALENT FOCAL LENGTH | 2.244 INCHES |
| BACK FOCAL LENGTH | 2.244 INCHES |
| FRONT FOCAL LENGTH | 2.018 INCHES |
| REFRACTION INDEX | 1.5790 NOMINAL |
| ABBE CONSTANT | 41.000 |
| FSC APPLICATION DATA | 1. FIRE CONTROL,RANGE FINDER,MK 37,MOD 5 |