NSN 6650-00-789-4016
Part Details | OPTICAL INSTRUMENT LENS
6650-00-789-4016 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: 8566943, 6650-00-789-4016, 00-789-4016, 6650007894016, 007894016
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | JAN 01, 1962 | 00-789-4016 | 21884 ( LENS, OPTICAL INSTRUMENT ) |
REFERENCE DRAWINGS & PICTURES
MENISCUS DIVERGING
MENISCUS DIVERGING
Cross Reference | NSN 6650-00-789-4016
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 8566943 | 19200 | US ARMY ARDEC RDECOM |
Technical Data | NSN 6650-00-789-4016
| Characteristic | Specifications |
|---|---|
| SINGLE LENS STYLE | MENISCUS DIVERGING |
| DIAMETER | 2.299 INCHES MINIMUM AND 2.302 INCHES MAXIMUM |
| AXIAL THICKNESS | 0.366 INCHES MINIMUM AND 0.382 INCHES MAXIMUM |
| ELEMENT LEFT SURFACE RADIUS | 5.239 INCHES |
| ELEMENT RIGHT SURFACE RADIUS | 24.877 INCHES |
| EQUIVALENT FOCAL LENGTH | 12.754 INCHES |
| BACK FOCAL LENGTH | 12.444 INCHES |
| REFRACTION INDEX | 1.5170 NOMINAL |
| ABBE CONSTANT | 64.500 |