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National Stock Number:
6650-00-152-6538
Federal Supply Class:
6650
National Item Identification Number:
001526538
Description:
LENS,OPTICAL INSTRUMENT
Detail:
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.
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Manufacturer Information:
| LD172599GP3 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| ABBE CONSTANT | 57.700 AND 36.200 | | BACK FOCAL LENGTH | 5.227 INCHES | | AXIAL THICKNESS | 0.158 INCHES NOMINAL AND 0.098 INCHES NOMINAL | | COMPOUND LENS EDGE THICKNESS | 0.219 INCHES NOMINAL | | COMPOUND LENS OVERALL AXIAL THICKNESS | 0.256 INCHES NOMINAL | | COMPOUND LENS STYLE | DOUBLET | | DIAMETER | 0.906 INCHES NOMINAL | | EQUIVALENT FOCAL LENGTH | 5.218 INCHES | | FRONT FOCAL LENGTH | 5.049 INCHES | | FSC APPLICATION DATA | FIRE CONTROL,BORESIGHT MK 30 MOD 0 | | INDIVIDUAL LENS STYLE | DOUBLE CONVEX AND PLANO-CONCAVE | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-174, CLASS 1, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | GLASS OPTICAL | | REFRACTION INDEX | 1.5740 NOMINAL AND 1.6210 NOMINAL |
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