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National Stock Number:
6650-00-504-5963
Federal Supply Class:
6650
National Item Identification Number:
005045963
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:
| 5045963 | 03829 | GENERAL SCIENTIFIC CORP | | 5045963 | 19200 | US ARMY ARDEC RDECOM | | 6650005045963 | A00AM | E.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE |
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Techincal Specification:
| ELEMENT LEFT SURFACE RADIUS | -1.688 INCHES AND 2.529 INCHES | | ELEMENT RIGHT SURFACE RADIUS | -5.485 INCHES AND 1.688 INCHES | | ABBE CONSTANT | 64.500 AND 33.800 | | AXIAL THICKNESS | 0.2166 INCHES NOMINAL AND 0.0926 INCHES NOMINAL | | BACK FOCAL LENGTH | 3.973 INCHES | | COMPOUND LENS EDGE THICKNESS | 0.218 INCHES NOMINAL | | COMPOUND LENS OVERALL AXIAL THICKNESS | 0.309 INCHES NOMINAL | | COMPOUND LENS STYLE | DOUBLET | | DIAMETER | 1.007 INCHES NOMINAL | | EQUIVALENT FOCAL LENGTH | 4.123 INCHES | | INDIVIDUAL LENS STYLE | DOUBLE CONVEX AND PLANO-CONCAVE | | MATERIAL DOCUMENT AND CLASSIFICATION | JAN-G-174, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | GLASS OPTICAL | | REFRACTION INDEX | 1.5170 NOMINAL AND 1.6490 NOMINAL |
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