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National Stock Number:
6650-00-692-1530
Federal Supply Class:
6650
National Item Identification Number:
006921530
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:
| 1240006921530 | A00AM | E.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE | | 1240006921530 | SCY13 | E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE | | 8270609 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| ELEMENT RIGHT SURFACE RADIUS | 0.404 INCHES | | ELEMENT LEFT SURFACE RADIUS | 0.689 INCHES | | ABBE CONSTANT | 55.500 | | AXIAL THICKNESS | 0.739 INCHES NOMINAL | | BACK FOCAL LENGTH | 89.440 INCHES | | COMPOUND LENS EDGE THICKNESS | 0.605 INCHES NOMINAL | | COMPOUND LENS OVERALL AXIAL THICKNESS | 0.739 INCHES NOMINAL | | DIAMETER | 1.063 INCHES NOMINAL | | EQUIVALENT FOCAL LENGTH | 153.600 INCHES | | FSC APPLICATION DATA | 1. OPTICAL SIGHTING AND RANGING EQUIPMENT INTEGRATED WITH FIRE CONTROL | | MATERIAL DOCUMENT AND CLASSIFICATION | JAN-G-174, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | GLASS OPTICAL | | REFRACTION INDEX | 1.6380 NOMINAL | | SINGLE LENS STYLE | MENISCUS DIVERGING |
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