NSN 6650-00-941-1304
Part Details | OPTICAL INSTRUMENT LENS
6650-00-941-1304 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: 107B7931P1, 6650-00-941-1304, 00-941-1304, 6650009411304, 009411304
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | DEC 07, 1965 | 00-941-1304 | 21884 ( LENS, OPTICAL INSTRUMENT ) |
REFERENCE DRAWINGS & PICTURES
DOUBLE CONVEX
DOUBLE CONVEX
Cross Reference | NSN 6650-00-941-1304
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 107B7931P1 | 89954 | BAE SYSTEMS CONTROLS INC. |
Technical Data | NSN 6650-00-941-1304
| Characteristic | Specifications |
|---|---|
| MATERIAL | GLASS OPTICAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-174, CLASS 1, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE |
| SINGLE LENS STYLE | DOUBLE CONVEX |
| INDIVIDUAL LENS STYLE | DOUBLE CONVEX |
| DIAMETER | 1.125 INCHES NOMINAL |
| AXIAL THICKNESS | 0.250 INCHES NOMINAL |
| ELEMENT LEFT SURFACE RADIUS | -6.256 INCHES |
| ELEMENT RIGHT SURFACE RADIUS | 1.043 INCHES |
| EQUIVALENT FOCAL LENGTH | 1.923 INCHES |
| BACK FOCAL LENGTH | 1.898 INCHES |
| FRONT FOCAL LENGTH | 1.776 INCHES |
| REFRACTION INDEX | 1.4740 NOMINAL |
| ABBE CONSTANT | 64.400 |
| FSC APPLICATION DATA | SIGHT OPTICAL,AIRCRAFT GUNNERY FIRE CONTROL |
