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National Stock Number:
6650-01-172-2211
Federal Supply Class:
6650
National Item Identification Number:
011722211
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:
| 13074887 | 04939 | LOCKHEED MARTIN CORPORATION | | 13074887 | 58260 | PROGRAM MANAGER ADVANCED ATTACK HELICOPTER BARCOM AMCPM-AAH |
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Techincal Specification:
| ELEMENT LEFT SURFACE RADIUS | 2.590 INCHES | | ELEMENT RIGHT SURFACE RADIUS | 8.943 INCHES | | AXIAL THICKNESS | 0.496 INCHES NOMINAL | | DIAMETER | 1.799 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-174 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | GLASS OPTICAL | | SINGLE LENS STYLE | PLANO-CONVEX |
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