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National Stock Number:
6650-01-214-6285
Federal Supply Class:
6650
National Item Identification Number:
012146285
Description:
FILTER,LIGHT,OPTICAL INSTRUMENT
Detail:
AN ITEM HAVING TWO PLANE-PARALLEL SURFACES AND CONSISTING OF A POLARIZING MATERIAL BONDED BETWEEN GLASS OR PLASTIC. THIS ITEM TRANSMITS LIGHT IN ONLY ONE PLANE AND IS USUALLY USED IN PAIRS TO VARY THE LIGHT TRANSMITTED INTO OR THROUGH AN OPTICAL INSTRUMENT. EXCLUDES WINDOW, OPTICAL INSTRUMENT.
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Manufacturer Information:
| EGD-0850 | 56646 | US ARMY AVIATION SYSTEMS COMMAND |
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Techincal Specification:
| DENSITY VARIABILITY | NOT VARIABLE | | OVERALL DIAMETER | 3.563 INCHES NOMINAL | | OVERALL THICKNESS | 0.055 INCHES NOMINAL | | SPECIAL FEATURES | SURF MATL MAY ALSO BE POLY- CARBONATE;COLOR IS BLUE-GREEN | | SURFACE MATERIAL | GLASS |
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