NSN 6650-00-903-5419
Part Details | OPTICAL INSTRUMENT LENS
6650-00-903-5419 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: 8216008, 6650-00-903-5419, 00-903-5419, 6650009035419, 009035419
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | JAN 01, 1960 | 00-903-5419 | 21884 ( LENS, OPTICAL INSTRUMENT ) |
REFERENCE DRAWINGS & PICTURES
DOUBLE CONVEX
PLANO-CONCAVE
DOUBLE CONVEX
PLANO-CONCAVE
Cross Reference | NSN 6650-00-903-5419
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 8216008 | 19200 | US ARMY ARDEC RDECOM |
Technical Data | NSN 6650-00-903-5419
| 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 | PLANO-CONCAVE |
| DIAMETER | 2.370 INCHES NOMINAL |
| AXIAL THICKNESS | 0.443 INCHES NOMINAL |
| ELEMENT LEFT SURFACE RADIUS | 3.752 INCHES |
| ELEMENT RIGHT SURFACE RADIUS | 8.828 INCHES |
| EQUIVALENT FOCAL LENGTH | 4.305 INCHES |
| BACK FOCAL LENGTH | 4.110 INCHES |
| FRONT FOCAL LENGTH | 3.667 INCHES |
| REFRACTION INDEX | 1.6200 NOMINAL |
| ABBE CONSTANT | 60.300 |
| FSC APPLICATION DATA | 1. PERISCOPE,XM44 |
