NSN 6650-00-167-7970
Part Details | OPTICAL INSTRUMENT LENS
6650-00-167-7970 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: 1122028, 1122028, SCC6351121, SCC635112-1, SCC635112, 6650-00-167-7970, 00-167-7970, 6650001677970, 001677970
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | JUN 12, 1968 | 00-167-7970 | 21884 ( LENS, OPTICAL INSTRUMENT ) |
REFERENCE DRAWINGS & PICTURES
DOUBLE CONCAVE
DOUBLE CONCAVE
Cross Reference | NSN 6650-00-167-7970
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 1122028 | 12705 | BAE SYSTEMS INFORMATION ANDELECTRONIC SYSTEMS INTEGRATION I |
| 1122028 | 94117 | BAE SYSTEMS INFORMATION ANDELECTRONIC SYSTEMS INTEGRATION INC. |
| SCC635112-1 | 80063 | US ARMY COMMUNICATIONS &ELECTRONICS MATERIEL READINESS |
| SCC635112 | 80063 | US ARMY COMMUNICATIONS &ELECTRONICS MATERIEL READINESS |
Technical Data | NSN 6650-00-167-7970
| Characteristic | Specifications |
|---|---|
| SINGLE LENS STYLE | DOUBLE CONCAVE |
| INDIVIDUAL LENS STYLE | DOUBLE CONCAVE |
| DIAMETER | 2.650 INCHES NOMINAL |
| AXIAL THICKNESS | 0.119 INCHES NOMINAL |
| ELEMENT LEFT SURFACE RADIUS | -14.479 INCHES |
| ELEMENT RIGHT SURFACE RADIUS | 22.106 INCHES |
| EQUIVALENT FOCAL LENGTH | 19.903 INCHES |
| BACK FOCAL LENGTH | 16.951 INCHES |
| FRONT FOCAL LENGTH | 16.934 INCHES |
| REFRACTION INDEX | 1.5170 NOMINAL |
| ABBE CONSTANT | 64.500 |
| FSC APPLICATION DATA | DETECTING SET,INFRARED,NONCOMMUNICATION |