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National Stock Number:
6650-00-585-1850
Federal Supply Class:
6650
National Item Identification Number:
005851850
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:
| 1073949-1 | 05728 | TIFFEN MANUFACTURING CORP DBA TIFFEN ACQUISITION LLC | | 1073949-1 | 06175 | BAUSCH & LOMB INC | | 1073949PC1 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | 1073949-1 | 22380 | DRS PHOTRONICS, INC. DBA DRS PHOTRONICS, INC. | | 1073949-1 | 54089 | DRS C3 & AVIATION COMPANY | | 1073949-1 | 75393 | KOPP GLASS, INC. |
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Techincal Specification:
| BACK FOCAL LENGTH | 13.813 INCHES | | AXIAL THICKNESS | 0.276 INCHES NOMINAL AND 0.197 INCHES NOMINAL | | COMPOUND LENS EDGE THICKNESS | 0.394 INCHES NOMINAL | | COMPOUND LENS OVERALL AXIAL THICKNESS | 0.472 INCHES NOMINAL | | COMPOUND LENS STYLE | DOUBLET | | DIAMETER | 1.925 INCHES MINIMUM AND 1.929 INCHES MAXIMUM | | EQUIVALENT FOCAL LENGTH | 14.028 INCHES | | FRONT FOCAL LENGTH | 13.939 INCHES | | FSC APPLICATION DATA | OPTICAL SIGHTING AND RANGING EQUIPMENT | | INDIVIDUAL LENS STYLE | DOUBLE CONVEX AND MENISCUS DIVERGING | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-174, CLASS 1, GRADE A MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | GLASS OPTICAL | | REFRACTION INDEX | 1.5171 NOMINAL AND 1.6489 NOMINAL |
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