NSN 6650-00-871-2974

Part Details | OPTICAL INSTRUMENT LENS

6650-00-871-2974 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: 8615944, 8615944, 8615944, 6650-00-871-2974, 00-871-2974, 6650008712974, 008712974

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66JAN 01, 196200-871-297421884 ( LENS, OPTICAL INSTRUMENT )
REFERENCE DRAWINGS & PICTURES

PLANO-CONVEX

PLANO-CONVEX

Cross Reference | NSN 6650-00-871-2974
Part Number Cage Code Manufacturer
861594434870FJW OPTICAL SYSTEMS, INC.
861594422255PLX INC.DBA P L X
861594419200US ARMY ARDEC RDECOM
Technical Data | NSN 6650-00-871-2974
Characteristic Specifications
SINGLE LENS STYLE PLANO-CONVEX
DIAMETER1.769 INCHES MINIMUM AND 1.772 INCHES MAXIMUM
AXIAL THICKNESS0.242 INCHES MINIMUM AND 0.262 INCHES MAXIMUM
EQUIVALENT FOCAL LENGTH4.971 INCHES
BACK FOCAL LENGTH4.971 INCHES
REFRACTION INDEX1.6110 NOMINAL
ABBE CONSTANT58.800
FSC APPLICATION DATATELESCOPE