NSN 6650-00-382-1865 LD172589GP85, LD172589PC85, 00-382-1865
Product Details | OPTICAL INSTRUMENT LENS
6650-00-382-1865 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: LD172589GP85, LD172589PC85, 6650-00-382-1865, 00-382-1865, 6650003821865, 003821865
Instruments and Laboratory Equipment | Optical Instruments, Test Equipment, Components and Accessories
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | 00-382-1865 | 21884 ( LENS, OPTICAL INSTRUMENT ) |
Drawings & Photos | NSN 6650-00-382-1865
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Technical Data | NSN 6650-00-382-1865
| Characteristic | Specifications |
|---|---|
| MATERIAL | GLASS, OPTICAL, MIL-G-174, CLASS 1, GRADE C |
| COMPOUND LENS STYLE | E1 DOUBLET |
| INDIVIDUAL LENS STYLE | D1 DOUBLE CONVEX AND D6 MENISCUS DIVERGING |
| DIAMETER | 1.713 INCHES NOMINAL |
| AXIAL THICKNESS | 0.315 INCHES NOMINAL AND 0.177 INCHES NOMINAL |
| COMPOUND LENS OVERALL AXIAL THICKNESS | 0.492 INCHES NOMINAL |
| COMPOUND LENS EDGE THICKNESS | 0.429 INCHES NOMINAL |
| ELEMENT LEFT SURFACE RADIUS | -3.937 INCHES AND 7.089 INCHES |
| ELEMENT RIGHT SURFACE RADIUS | -3.937 INCHES AND -31.181 INCHES |
| EQUIVALENT FOCAL LENGTH | 11.169 INCHES |
| BACK FOCAL LENGTH | 10.982 INCHES |
| FRONT FOCAL LENGTH | 11.205 INCHES |
| REFRACTION INDEX | 1.5740 NOMINAL AND 1.6210 NOMINAL |
| ABBE CONSTANT | 57.700 AND 36.600 |
| III FSC APPLICATION DATA | 1. FIRE CONTROL,GUN DIRECTORS MK MOD 1 |
| MANUFACTURERS CODE | 10001 |
| DESIGN CONTROL REFERENCE | LD172589GP85 |
Restrictions/Controls & Freight Information | NSN 6650-00-382-1865
| 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 | ||