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National Stock Number:
1240-00-025-0204
Federal Supply Class:
1240
National Item Identification Number:
000250204
Description:
FILTER,LIGHT,TELESCOPIC INSTRUME
Detail:
AN ITEM HAVING TWO PLANE-PARALLEL SURFACES AND USED IN THE TELESCOPIC SYSTEM OF AN OPTICAL INSTRUMENT TO MODIFY THE DENSITY OR SPECTRAL INTENSITY OF LIGHT BY ABSORPTION. SEVERAL FILTERS HAVING VARIED CHARACTERISTICS ARE USUALLY MOUNTED IN SUCH A MANNER THAT ANY SELECTED FILTER MAY BE MOVED IN OR OUT OF THE OPTICAL AXIS AS LIGHT CONDITIONS WARRANT. EXCLUDES WINDOW, OPTICAL INSTRUMENT.
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Manufacturer Information:
| 278423PC20 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | 278423PC20 | 4L762 | BAUSCH AND LOMB INC OPTICAL SYSTEMS DIV OPTICAL CENTER |
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Techincal Specification:
| DENSITY VARIABILITY | NOT VARIABLE | | SURFACE MATERIAL | GLASS | | OVERALL DIAMETER | 33.0 MILLIMETERS NOMINAL | | OVERALL THICKNESS | 6.0 MILLIMETERS NOMINAL | | SPECIAL FEATURES | ONE CLEAR AND ONE YELLOW |
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