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National Stock Number:
6660-01-056-6191
Federal Supply Class:
6660
National Item Identification Number:
010566191
Description:
WINDOW,OPTICAL INSTRUMENT
Detail:
A COLOR FREE ITEM OF TRANSPARENT OR TRANSLUCENT MATERIAL, USUALLY OPTICAL GLASS, HAVING SPECIFIC LIGHT DISPERSIVE AND REFRACTIVE PROPERTIES. THIS ITEM MUST HAVE TWO PLANE-PARALLEL SURFACES AND IS DESIGNED FOR USE IN AN OPTICAL INSTRUMENT TO PROVIDE A BARRIER TO FOREIGN MATTER AND/OR PERMIT LIGHT TRANSMISSION IN OR TO THE OPTICAL SYSTEM.
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Manufacturer Information:
| 7361205 | 05924 | UTAH STATE UNIVERSITY SPACE DYNAMICS LABORATORY | | 7361205 | 07869 | AIR FORCE CAMBRIDGE RESEARCH LABORATORIES L G HANSCOM FIELD | | 7361205 | 0BAF3 | NU-TEK PRECISION OPTICAL CORP. |
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Techincal Specification:
| BEVEL ANGLE IN DEG | 40.000 MINIMUM AND 50.000 MAXIMUM | | DIAMETER | 3.995 INCHES MINIMUM AND 4.000 INCHES MAXIMUM | | POLISHED SURFACE | BOTH | | SURFACE FINISH | POLISHED | | THICKNESS | 0.730 INCHES MINIMUM AND 0.770 INCHES MAXIMUM |
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