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National Stock Number:
6650-01-080-6525
Federal Supply Class:
6650
National Item Identification Number:
010806525
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:
| 12266876 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| AXIAL THICKNESS | 4.900 INCHES MINIMUM AND 5.100 INCHES MAXIMUM | | COMPOUND LENS EDGE THICKNESS | 0.0007 INCHES NOMINAL | | COMPOUND LENS OVERALL AXIAL THICKNESS | 3.040 INCHES NOMINAL | | DIAMETER | 38.950 INCHES MINIMUM AND 39.000 INCHES MAXIMUM | | INDIVIDUAL LENS STYLE | DOUBLE CONVEX | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-174, GRADE B MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | GLASS OPTICAL | | SINGLE LENS STYLE | DOUBLE CONVEX |
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