NSN 6650-00-143-1558

Part Details | OPTICAL INSTRUMENT LENS

6650-00-143-1558 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: 1167726, 116772-6, 1167726, 116772-6, 6650-00-143-1558, 00-143-1558, 6650001431558, 001431558

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66JAN 01, 196300-143-155821884 ( LENS, OPTICAL INSTRUMENT )
REFERENCE DRAWINGS & PICTURES

PLANO-CONVEX

PLANO-CONVEX

Cross Reference | NSN 6650-00-143-1558
Part Number Cage Code Manufacturer
116772-610001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
116772-653711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 6650-00-143-1558
Characteristic Specifications
SINGLE LENS STYLE PLANO-CONVEX
INDIVIDUAL LENS STYLE PLANO-CONVEX
DIAMETER0.511 INCHES NOMINAL
AXIAL THICKNESS0.090 INCHES NOMINAL
EQUIVALENT FOCAL LENGTH0.993 INCHES
BACK FOCAL LENGTH0.993 INCHES
FRONT FOCAL LENGTH0.912 INCHES
REFRACTION INDEX1.5230 NOMINAL
ABBE CONSTANT58.600
FSC APPLICATION DATA1. FIRE CONTROL,TELESCOPE MK 8,MOD 0,3,6