NSN 6650-00-504-5960

Part Details | OPTICAL INSTRUMENT LENS

6650-00-504-5960 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: 5045960, 6650-00-504-5960, 00-504-5960, 6650005045960, 005045960

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66JAN 01, 196300-504-596021884 ( LENS, OPTICAL INSTRUMENT )
REFERENCE DRAWINGS & PICTURES

DOUBLET

LENS,OPTICAL INSTRU | 6650-00-504-5960, 005045960
Cross Reference | NSN 6650-00-504-5960
Part Number Cage Code Manufacturer
504596019200US ARMY ARDEC RDECOM
Technical Data | NSN 6650-00-504-5960
Characteristic Specifications
MATERIAL GLASS OPTICAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-174, CLASS 1, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE
COMPOUND LENS STYLE DOUBLET
INDIVIDUAL LENS STYLE MENISCUS DIVERGING AND DOUBLE CONVEX
DIAMETER1.341 INCHES NOMINAL
AXIAL THICKNESS0.086 INCHES NOMINAL AND 0.361 INCHES NOMINAL
COMPOUND LENS OVERALL AXIAL THICKNESS0.447 INCHES NOMINAL
COMPOUND LENS EDGE THICKNESS0.244 INCHES NOMINAL
ELEMENT LEFT SURFACE RADIUS2.724 INCHES
ELEMENT RIGHT SURFACE RADIUS1.196 INCHES
EQUIVALENT FOCAL LENGTH2.603 INCHES
BACK FOCAL LENGTH2.491 INCHES
REFRACTION INDEX1.6490 NOMINAL AND 1.5170 NOMINAL
ABBE CONSTANTB33.800$$B64.500
FSC APPLICATION DATATELESCOPE,ELBOW,M5 INTEGRATED WITH FIRE CONTROL EQUIPMENT