NSN 6650-00-155-1942
Part Details | OPTICAL INSTRUMENT LENS
6650-00-155-1942 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: G10794PC6, 279363PC6, 6650-00-155-1942, 00-155-1942, 6650001551942, 001551942
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | JAN 01, 1963 | 00-155-1942 | 21884 ( LENS, OPTICAL INSTRUMENT ) |
REFERENCE DRAWINGS & PICTURES
PLANO-CONVEX
PLANO-CONVEX
Cross Reference | NSN 6650-00-155-1942
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| G10794PC6 | 74067 | KEUFFEL AND ESSER CO |
| 279363PC6 | 10001 | NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT |
Technical Data | NSN 6650-00-155-1942
| Characteristic | Specifications |
|---|---|
| SINGLE LENS STYLE | PLANO-CONVEX |
| DIAMETER | 19.5 MILLIMETERS NOMINAL |
| AXIAL THICKNESS | 4.0 MILLIMETERS NOMINAL |
| ELEMENT LEFT SURFACE RADIUS | 0.0 MILLIMETERS |
| ELEMENT RIGHT SURFACE RADIUS | 18.0 MILLIMETERS |
| EQUIVALENT FOCAL LENGTH | 3.409 CENTIMETERS |
| BACK FOCAL LENGTH | 3.409 CENTIMETERS |
| FRONT FOCAL LENGTH | 3.147 CENTIMETERS |
| REFRACTION INDEX | 0.1528 NOMINAL |
| ABBE CONSTANT | 56.000 |
| END ITEM IDENTIFICATION | RANGEFINDER MK35 |