NSN 1240-00-763-2697 007632697
Product Details | OPTICAL INSTRUMENT LENS
1240-00-763-2697 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: 007632697
Fire Control Equipment | Optical Sighting and Ranging Equipment
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 12 | 00-763-2697 | 21884 ( LENS, OPTICAL INSTRUMENT ) |
Drawings & Photos | NSN 1240-00-763-2697
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Related Products | NSN 1240-00-763-2697
Technical Data | NSN 1240-00-763-2697
| Characteristic | Specifications |
|---|---|
| MATERIAL | GLASS, OPTICAL, MIL-G-174, CLASS 1, GRADE B |
| COMPOUND LENS STYLE | E1 DOUBLET |
| INDIVIDUAL LENS STYLE | D6 MENISCUS DIVERGING AND D1 DOUBLE CONVEX |
| DIAMETER | 1.700 INCHES NOMINAL |
| AXIAL THICKNESS | 0.160 INCHES NOMINAL AND 0.230 INCHES NOMINAL |
| COMPOUND LENS OVERALL AXIAL THICKNESS | 0.390 INCHES NOMINAL |
| COMPOUND LENS EDGE THICKNESS | 0.344 INCHES NOMINAL |
| ELEMENT LEFT SURFACE RADIUS | 7.237 INCHES AND 3.188 INCHES |
| ELEMENT RIGHT SURFACE RADIUS | 3.188 INCHES AND -31.336 INCHES |
| EQUIVALENT FOCAL LENGTH | 13.807 INCHES |
| BACK FOCAL LENGTH | 14.180 INCHES |
| FRONT FOCAL LENGTH | 13.790 INCHES |
| REFRACTION INDEX | 1.6170 NOMINAL AND 1.5230 NOMINAL |
| ABBE CONSTANT | 36.600 AND 58.600 |
| III FSC APPLICATION DATA | RANGE FINDER,INTEGRATED WITH FIRE CONTROL EQUIP |
| MANUFACTURERS CODE | 19200 |
| DESIGN CONTROL REFERENCE | 7632697 |
Restrictions/Controls & Freight Information | NSN 1240-00-763-2697
| 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 | ||