NSN 6650-00-157-9304

Part Details | OPTICAL INSTRUMENT LENS

6650-00-157-9304 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: 247678PC1, 247678PC1, 6650-00-157-9304, 00-157-9304, 6650001579304, 001579304

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66JAN 01, 196300-157-930421884 ( LENS, OPTICAL INSTRUMENT )
REFERENCE DRAWINGS & PICTURES

PLANO-CONVEX

PLANO-CONVEX

Cross Reference | NSN 6650-00-157-9304
Part Number Cage Code Manufacturer
247678PC110001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
247678PC153711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 6650-00-157-9304
Characteristic Specifications
MATERIAL GLASS OPTICAL
SINGLE LENS STYLE PLANO-CONVEX
DIAMETER38.0 MILLIMETERS NOMINAL
AXIAL THICKNESS6.0 MILLIMETERS NOMINAL
ELEMENT LEFT SURFACE RADIUS2300.0 MILLIMETERS
ELEMENT RIGHT SURFACE RADIUS0.0 MILLIMETERS
EQUIVALENT FOCAL LENGTH444.790 CENTIMETERS
BACK FOCAL LENGTH444.400 CENTIMETERS
FRONT FOCAL LENGTH444.788 CENTIMETERS
REFRACTION INDEX1.5171 NOMINAL
ABBE CONSTANT64.300