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National Stock Number:
6650-01-431-2266
Federal Supply Class:
6650
National Item Identification Number:
014312266
Description:
PRISM,OPTICAL INSTRUMENT
Detail:
A TRANSPARENT ITEM WITH AT LEAST TWO POLISHED PLANE SURFACES INCLINED TOWARD EACH OTHER, DESIGNED FOR USE IN OPTICAL INSTRUMENTS TO REFLECT AND/OR REFRACT A BEAM OF LIGHT. IT MAY HAVE ONE OR MORE MIRRORED SURFACES FOR GREATER REFLECTION. INCLUDES OPTICAL WEDGES USED TO DIVERT PATHS OF LIGHT BY REFRACTION, BUT TO A LESSER DEGREE. SEE ALSO BEAM SPLITTER, OPTICAL INSTRUMENT.
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Manufacturer Information:
| 74D740220-2025 | 53517 | ZYGO CORPORATION | | 74D740220-2025 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| ANGLE IN DEG | 45.0 | | APERTURE DIAMETER | 2.000 INCHES NOMINAL | | COATING FEATURE | ANTIREFLECTION | | OVERALL LENGTH | 8.550 INCHES NOMINAL | | OVERALL WIDTH | 2.250 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | JAN-G-174, GRADE A MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | GLASS OPTICAL | | SPECIAL FEATURES | 2 SIDES FINE GROUNG TO 30 MICRON MAX. | | REFLECTANCE/TRANSMITTANCE PERCENTAGE RATIO | 60:40 | | STYLE DESIGNATOR | RHOMBOIDAL | | SURFACE FINISH | POLISHED |
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