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National Stock Number:
6650-00-872-0942
Federal Supply Class:
6650
National Item Identification Number:
008720942
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:
| 1240008720942 | SCY13 | E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE | | 6650008720942 | SCY13 | E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE | | 8213365 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| ELEMENT LEFT SURFACE RADIUS | 4.818 INCHES | | ELEMENT RIGHT SURFACE RADIUS | 8.718 INCHES | | ABBE CONSTANT | 60.300 | | AXIAL THICKNESS | 0.741 INCHES NOMINAL | | BACK FOCAL LENGTH | 4.811 INCHES | | DIAMETER | 4.079 INCHES NOMINAL | | EQUIVALENT FOCAL LENGTH | 5.112 INCHES | | FRONT FOCAL LENGTH | 4.070 INCHES | | FSC APPLICATION DATA | 1. LENS,OPTICAL INSTRUMENT,EXCEPT SPECIALLY DESIGNED | | INDIVIDUAL LENS STYLE | DOUBLE CONVEX | | MATERIAL DOCUMENT AND CLASSIFICATION | JAN-G-174, GRADE B MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | GLASS OPTICAL | | REFRACTION INDEX | 1.6200 NOMINAL | | SINGLE LENS STYLE | DOUBLE CONVEX |
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