NSN 6650-01-202-0596
Part Details | OPTICAL INSTRUMENT LENS
6650-01-202-0596 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: SMD805012, SM-D-805012, 6650-01-202-0596, 01-202-0596, 6650012020596, 012020596
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | FEB 27, 1985 | 01-202-0596 | 21884 ( LENS, OPTICAL INSTRUMENT ) |
REFERENCE DRAWINGS & PICTURES
MENISCUS CONVERGING
MENISCUS CONVERGING
Cross Reference | NSN 6650-01-202-0596
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| SM-D-805012 | 80063 | US ARMY COMMUNICATIONS &ELECTRONICS MATERIEL READINESS |
Technical Data | NSN 6650-01-202-0596
| Characteristic | Specifications |
|---|---|
| SINGLE LENS STYLE | MENISCUS CONVERGING |
| DIAMETER | 2.498 INCHES MINIMUM AND 2.500 INCHES MAXIMUM |
| AXIAL THICKNESS | 0.3269 INCHES MINIMUM AND 0.3369 INCHES MAXIMUM |
| EQUIVALENT FOCAL LENGTH | 4.728 INCHES |
| BACK FOCAL LENGTH | 4.385 INCHES |
| SPECIAL FEATURES | LENS NO. 6,BIOCULAR EYEPIECE; MATL: OPTICAL GLASS (LAFN2) PER MIL-G-174,GRADE A/B,STAIN 4,FINE ANNEAL,TYPE 744-448 (802199-43); R1,1.955 RADIUS OF LENS OUTSIDE (LEFT) SURFACE; R2,4.0645 RADIUS OF LENS INSIDE (RIGHT) SURFACE; 0.180 DIST BETWEEN BASE AND INSIDE AXIS; USED IN BIOCULAR ASSY ON COMM AND GUN DISP |
