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National Stock Number:
6650-00-585-1851
Federal Supply Class:
6650
National Item Identification Number:
005851851
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:
| 1073971 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | 1073971 | 20838 | OPTICS FOR INDUSTRY INC |
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Techincal Specification:
| ABBE CONSTANT | 64.500 | | BACK FOCAL LENGTH | 2.97558 INCHES | | AXIAL THICKNESS | 0.22047 INCHES NOMINAL | | DIAMETER | 1.29803 INCHES MINIMUM AND 1.29921 INCHES MAXIMUM | | EQUIVALENT FOCAL LENGTH | 3.02598 INCHES | | FRONT FOCAL LENGTH | 2.92992 INCHES | | FSC APPLICATION DATA | FIRE CONTROL INSTRUMENT LEVELS OPTICAL SIGHTING AND RANGINE | | INDIVIDUAL LENS STYLE | DOUBLE CONVEX | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-174, CLASS 1, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | GLASS OPTICAL | | REFRACTION INDEX | 1.5171 NOMINAL | | SINGLE LENS STYLE | DOUBLE CONVEX |
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