NSN 6650-00-116-3432

Part Details | OPTICAL INSTRUMENT LENS

6650-00-116-3432 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: 10514276, 6650-00-116-3432, 00-116-3432, 6650001163432, 001163432

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66SEP 27, 196800-116-343221884 ( LENS, OPTICAL INSTRUMENT )
REFERENCE DRAWINGS & PICTURES

DOUBLET

LENS,OPTICAL INSTRU | 6650-00-116-3432, 001163432
Cross Reference | NSN 6650-00-116-3432
Part Number Cage Code Manufacturer
1051427619200US ARMY ARDEC RDECOM
Technical Data | NSN 6650-00-116-3432
Characteristic Specifications
COMPOUND LENS STYLE DOUBLET
INDIVIDUAL LENS STYLE MENISCUS DIVERGING AND DOUBLE CONVEX
DIAMETER1.236 INCHES MINIMUM AND 1.240 INCHES MAXIMUM
AXIAL THICKNESS0.101 INCHES MINIMUM AND 0.113 INCHES MAXIMUM AND 0.494 INCHES MINIMUM AND 0.506 INCHES MAXIMUM
COMPOUND LENS OVERALL AXIAL THICKNESS0.595 INCHES MINIMUM AND 0.619 INCHES MAXIMUM
ELEMENT LEFT SURFACE RADIUS2.270 INCHES
ELEMENT RIGHT SURFACE RADIUS0.828 INCHES
EQUIVALENT FOCAL LENGTH2.079 INCHES
BACK FOCAL LENGTH1.934 INCHES
REFRACTION INDEX1.6490 NOMINAL AND 1.5410 NOMINAL
ABBE CONSTANTB33.800$$B59.900
SPECIAL FEATURESFRONT AND BACK SURFACES COATED WITH MAGNESIUM FLUORIDE
FSC APPLICATION DATAPERISCOPE