NSN 6650-01-070-3256
Part Details | OPTICAL INSTRUMENT LENS
6650-01-070-3256 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: 424651, 42465-1, 11780070, 6650-01-070-3256, 01-070-3256, 6650010703256, 010703256
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | JAN 10, 1979 | 01-070-3256 | 21884 ( LENS, OPTICAL INSTRUMENT ) |
REFERENCE DRAWINGS & PICTURES
PLANO-CONCAVE
PLANO-CONCAVE
Cross Reference | NSN 6650-01-070-3256
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 42465-1 | 09344 | ROCKWELL COLLINS, INC.DBA RC DISPLAYS SYSTEMS |
| 11780070 | 19200 | US ARMY ARDEC RDECOM |
Technical Data | NSN 6650-01-070-3256
| Characteristic | Specifications |
|---|---|
| SINGLE LENS STYLE | PLANO-CONCAVE |
| DIAMETER | 3.910 INCHES NOMINAL |
| WIDTH | 0.448 INCHES NOMINAL |
| AXIAL THICKNESS | 0.150 INCHES NOMINAL |
| REFRACTION INDEX | 1.7550 NOMINAL |
| ABBE CONSTANT | 27.600 |
| SPECIAL FEATURES | EDGES BLACKENED WITH LACQUER;MAGNESIUM FLOURIDE COATING |
