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National Stock Number:
6650-00-155-2879
Federal Supply Class:
6650
National Item Identification Number:
001552879
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:
| 279422PC2 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | G11060PC2 | 74067 | KEUFFEL AND ESSER CO |
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Techincal Specification:
| LIGHT DEVIATION | 3 DEG PLUS 0.5 MIN | | OVERALL DIAMETER | 50.0 MILLIMETERS NOMINAL | | OVERALL THICKNESS | 12.0 MILLIMETERS NOMINAL | | MATERIAL | BARIUM FLINT GLASS AND GLASS BOROSILICATE | | REFRACTION INDEX | 1.5110 NOMINAL AND 1.6170 NOMINAL | | SPECIAL FEATURES | TWO PRISMS MATCHED | | STYLE DESIGNATOR | WEDGE TYPE |
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