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National Stock Number:
6650-00-409-0907
Federal Supply Class:
6650
National Item Identification Number:
004090907
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:
| 697830-1 | 96214 | RAYTHEON COMPANY | | SM-C-2018964 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| ABBE CONSTANT | 64.000 | | AXIAL THICKNESS | 0.210 INCHES NOMINAL | | BACK FOCAL LENGTH | 0.522 INCHES | | DIAMETER | 0.500 INCHES NOMINAL | | EQUIVALENT FOCAL LENGTH | -0.612 INCHES | | FRONT FOCAL LENGTH | 0.314 INCHES | | FSC APPLICATION DATA | DETECTING SETS,INFRARED,COMMUNICATION TYPE | | INDIVIDUAL LENS STYLE | DOUBLE CONVEX | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-174, CLASS 1, GRADE B MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | GLASS OPTICAL | | REFRACTION INDEX | 1.5170 NOMINAL | | SINGLE LENS STYLE | DOUBLE CONVEX |
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