NSN 6650-00-953-9511

Part Details | OPTICAL INSTRUMENT LENS

6650-00-953-9511 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.

Alternate Parts: 10514393, 6650-00-953-9511, 00-953-9511, 6650009539511, 009539511

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66JAN 01, 196200-953-951121884 ( LENS, OPTICAL INSTRUMENT )
REFERENCE DRAWINGS & PICTURES

DOUBLE CONVEX

DOUBLE CONVEX

Cross Reference | NSN 6650-00-953-9511
Part Number Cage Code Manufacturer
1051439319200US ARMY ARDEC RDECOM
Technical Data | NSN 6650-00-953-9511
Characteristic Specifications
MATERIAL GLASS OPTICAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-174, CLASS 1, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE
SINGLE LENS STYLE DOUBLE CONVEX
INDIVIDUAL LENS STYLE DOUBLE CONVEX
DIAMETER0.906 INCHES NOMINAL
AXIAL THICKNESS0.224 INCHES NOMINAL
ELEMENT LEFT SURFACE RADIUS1.171 INCHES
ELEMENT RIGHT SURFACE RADIUS1.171 INCHES
EQUIVALENT FOCAL LENGTH1.171 INCHES
BACK FOCAL LENGTH1.094 INCHES
FRONT FOCAL LENGTH0.870 INCHES
REFRACTION INDEX1.5170 NOMINAL
ABBE CONSTANT64.500