5998-01-432-8977 CIRCUIT CARD ASSEMBLY Index 6650-01-432-8979 FILTER,LIGHT,TELESCOPIC INSTRUME

National Stock Number:
6650-01-432-8978

Federal Supply Class:
6650

National Item Identification Number:
014328978

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.


Manufacturer Information:
03FNG02554081MELLES GRIOT INC
91768677F6481THALES SA


Techincal Specification:
DENSITY VARIABILITYNOT VARIABLE
MATERIALGLASS SURFACE
SPECIAL FEATURES50 MILLIMETERS SQUARE
WHITE LIGHT TRANSMISSION IN PERCENT0.3162 SINGLE FILTER


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