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National Stock Number:
6650-00-167-7970
Federal Supply Class:
6650
National Item Identification Number:
001677970
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:
| 1122028 | 12705 | BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION I | | 1122028 | 94117 | BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. | | SCC635112 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR | | SCC635112-1 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| ABBE CONSTANT | 64.500 | | AXIAL THICKNESS | 0.119 INCHES NOMINAL | | BACK FOCAL LENGTH | 16.951 INCHES | | DIAMETER | 2.650 INCHES NOMINAL | | ELEMENT LEFT SURFACE RADIUS | -14.479 INCHES | | ELEMENT RIGHT SURFACE RADIUS | 22.106 INCHES | | EQUIVALENT FOCAL LENGTH | 19.903 INCHES | | FRONT FOCAL LENGTH | 16.934 INCHES | | FSC APPLICATION DATA | DETECTING SET,INFRARED,NONCOMMUNICATION | | INDIVIDUAL LENS STYLE | DOUBLE CONCAVE | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-174, TYPE BSC-2, 517-645 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | GLASS OPTICAL | | REFRACTION INDEX | 1.5170 NOMINAL | | SINGLE LENS STYLE | DOUBLE CONCAVE |
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