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National Stock Number:
6650-00-564-7322
Federal Supply Class:
6650
National Item Identification Number:
005647322
Description:
SCALE,DIOPTER
Detail:
A GRADUATED SCALE, USUALLY CYLINDRICAL IN SHAPE, ATTACHED TO, OR FORMING A PART OF, THE FOCUSING NUT OR KNOB OF THE EYEPIECE OF AN OPTICAL INSTRUMENT. IT IS READ IN CONJUNCTION WITH A LINE OR DART INDICATOR TO MEASURE THE CHANGE IN REFRACTING POWER OF THE EYEPIECE, IN DIOPTERS, AND INTRODUCES CORRECTION TO COMPENSATE FOR THE EYESIGHT VARIATION OF THE OBSERVER. IT MAY HAVE A KNURLED PERIPHERY AND/OR TEETH ON THE INSIDE DIAMETER.
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Manufacturer Information:
| 6177051 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| FSC APPLICATION DATA | BINOCULAR,M7,INTEGRATED WITH FIRE CONTROL EQUIPMENT | | INSCRIPTION COLOR | WHITE | | INSIDE DIAMETER | 1.328 INCHES NOMINAL | | OVERALL HEIGHT | 0.720 INCHES NOMINAL | | OVERALL OUTSIDE DIAMETER | 1.500 INCHES NOMINAL | | MATERIAL | ALUMINUM | | MOUNTING CONFIGURATION | 1 SETSCREW | | SCALE DIVISION QUANTITY | 9 | | SCALE UNIT OF MEASURE INSCRIPTION | 4,2,PLUS,0,MINUS,2,4 | | SURFACE TREATMENT | ANODIZE |
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