6650-01-172-2212 LENS,OPTICAL INSTRUMENT Index 6650-01-172-2214 LENS,OPTICAL INSTRUMENT

National Stock Number:
6650-01-172-2213

Federal Supply Class:
6650

National Item Identification Number:
011722213

Description:
LENS,OPTICAL INSTRUMENT

Detail:
An unmounted, transparent, color free lens which may be treated with a low reflection coating to increase light transmission. Includes single and compound elements. For items having two plane parallel surfaces, see WINDOW, OPTICAL INSTRUMENT. Excludes RETICLE, OPTICAL INSTRUMENT.


Manufacturer Information:
1307549704939LOCKHEED MARTIN CORPORATION
1307549758260PROGRAM MANAGER ADVANCED ATTACK HELICOPTER BARCOM AMCPM-AAH


Techincal Specification:
ELEMENT LEFT SURFACE RADIUS2.232 INCHES
ELEMENT RIGHT SURFACE RADIUS20.550 INCHES
AXIAL THICKNESS0.334 INCHES NOMINAL
DIAMETER1.268 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-174 MIL SPEC SINGLE MATERIAL RESPONSE
MATERIALGLASS OPTICAL


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