NSN 6650-00-393-0437
Part Details | OPTICAL INSTRUMENT LENS
6650-00-393-0437 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: 11733420, 6650-00-393-0437, 00-393-0437, 6650003930437, 003930437
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | APR 01, 1974 | 00-393-0437 | 21884 ( LENS, OPTICAL INSTRUMENT ) |
REFERENCE DRAWINGS & PICTURES
PLANO-CONVEX
PLANO-CONVEX
Cross Reference | NSN 6650-00-393-0437
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 11733420 | 19200 | US ARMY ARDEC RDECOM |
Technical Data | NSN 6650-00-393-0437
| Characteristic | Specifications |
|---|---|
| SINGLE LENS STYLE | PLANO-CONVEX |
| DIAMETER | 2.104 INCHES MINIMUM AND 2.107 INCHES MAXIMUM |
| AXIAL THICKNESS | 0.444 INCHES MINIMUM AND 0.454 INCHES MAXIMUM |
| ELEMENT LEFT SURFACE RADIUS | 1.787 INCHES |
| ELEMENT RIGHT SURFACE RADIUS | 1.787 INCHES |
| EQUIVALENT FOCAL LENGTH | 2.881 INCHES |
| BACK FOCAL LENGTH | 2.604 INCHES |
| REFRACTION INDEX | 1.6200 NOMINAL |
| ABBE CONSTANT | 60.300 |
