NSN 1240-00-763-2696 007632696
Product Details | OPTICAL INSTRUMENT LENS
1240-00-763-2696 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.20258550055Night Vision Equipment, Emitted and Reflected Radiation66500063Optical Instruments, Test Equipment, Components and Accessories
Part Alternates: 007632696
Fire Control Equipment | Optical Sighting and Ranging Equipment
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 12 | 00-763-2696 | 21884 ( LENS, OPTICAL INSTRUMENT ) |
Drawings & Photos | NSN 1240-00-763-2696
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Technical Data | NSN 1240-00-763-2696
| Characteristic | Specifications |
|---|---|
| MATERIAL | GLASS, OPTICAL, MIL-G-174, CLASS 1, GRADE C |
| COMPOUND LENS STYLE | E1 DOUBLET |
| INDIVIDUAL LENS STYLE | D4 DOUBLE CONCAVE AND D1 DOUBLE CONVEX |
| DIAMETER | 1.185 INCHES NOMINAL |
| AXIAL THICKNESS | 0.105 INCHES NOMINAL AND 0.484 INCHES NOMINAL |
| COMPOUND LENS OVERALL AXIAL THICKNESS | 0.589 INCHES NOMINAL |
| COMPOUND LENS EDGE THICKNESS | 0.468 INCHES NOMINAL |
| ELEMENT LEFT SURFACE RADIUS | -11.265 INCHES AND 1.531 INCHES |
| ELEMENT RIGHT SURFACE RADIUS | 1.531 INCHES AND -1.128 INCHES |
| EQUIVALENT FOCAL LENGTH | 3.426 INCHES |
| BACK FOCAL LENGTH | 3.654 INCHES |
| REFRACTION INDEX | 1.7200 NOMINAL AND 1.5170 NOMINAL |
| ABBE CONSTANT | 29.300 AND 64.500 |
| III FSC APPLICATION DATA | FINDER,RANGE,INTEGRATED WITH FIRE CONTROL EQUIPMENT |
| MANUFACTURERS CODE | 19200 |
| DESIGN CONTROL REFERENCE | 7632696 |
Restrictions/Controls & Freight Information | NSN 1240-00-763-2696
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||