Part Details | OPTICAL INSTRUMENT LENS
6650-00-789-4015 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: 8566941, 6650-00-789-4015, 00-789-4015, 6650007894015, 007894015
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | JAN 01, 1962 | 00-789-4015 | 21884 ( LENS, OPTICAL INSTRUMENT ) |
REFERENCE DRAWINGS & PICTURES
PLANO-CONVEX
PLANO-CONVEX
Cross Reference | NSN 6650-00-789-4015
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 8566941 | 19200 | US ARMY ARDEC RDECOM |
Technical Data | NSN 6650-00-789-4015
| Characteristic | Specifications |
|---|---|
| SINGLE LENS STYLE | PLANO-CONVEX |
| DIAMETER | 0.942 INCHES MINIMUM AND 0.945 INCHES MAXIMUM |
| AXIAL THICKNESS | 0.118 INCHES MINIMUM AND 0.134 INCHES MAXIMUM |
| ELEMENT LEFT SURFACE RADIUS | 1.270 INCHES |
| ELEMENT RIGHT SURFACE RADIUS | 1.270 INCHES |
| EQUIVALENT FOCAL LENGTH | 2.452 INCHES |
| BACK FOCAL LENGTH | 2.369 INCHES |
| REFRACTION INDEX | 1.5180 NOMINAL |
| ABBE CONSTANT | 59.600 |
| SPECIAL FEATURES | FRONT AND BACK SURFACES COATED WITH MAGNESIUM FLUORIDE |