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National Stock Number:
6650-00-164-7480
Federal Supply Class:
6650
National Item Identification Number:
001647480
Description:
IRIS DIAPHRAGM,OPTICAL INSTRUMEN
Detail:
AN ADJUSTABLE ITEM OF THIN, OVERLAPPING OPAQUE PLATES WHICH ARE ACTUATED BY A RING OR OTHER DEVICE SO AS TO CHANGE THE DIAMETER OF A CENTRAL OPENING, FOR CONTROLLING THE INTENSITY OF TRANSMITTED ILLUMINATION. IT IS USUALLY EMPLOYED TO REGULATE THE APERTURE OF A LENS IN MICROSCOPES, AND OTHER OPTICAL INSTRUMENTS.
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Manufacturer Information:
| 20-199863-04 | 11530 | LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN INFORMATION SYSTEMS & GLOBAL SOLUTIONS | | 20-199863-04 | 3VUJ2 | LOCKHEED MARTIN CORPORATION |
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Techincal Specification:
| OVERALL HEIGHT | 0.724 INCHES NOMINAL | | OVERALL LENGTH | 1.750 INCHES NOMINAL | | OVERALL WIDTH | 0.185 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY |
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