NSN 6650-00-921-1037

Part Details | OPTICAL INSTRUMENT LENS

6650-00-921-1037 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: A25A993306101, A25A993-306-101, 6650-00-921-1037, 00-921-1037, 6650009211037, 009211037

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66JAN 02, 196600-921-103721884 ( LENS, OPTICAL INSTRUMENT )
REFERENCE DRAWINGS & PICTURES

DOUBLE CONVEX

DOUBLE CONVEX

Cross Reference | NSN 6650-00-921-1037
Part Number Cage Code Manufacturer
A25A993-306-10199696LOCKHEED MARTIN CORPORATIONDIV LOCKHEED MARTIN SYSTEMS & GLOBAL
Technical Data | NSN 6650-00-921-1037
Characteristic Specifications
SINGLE LENS STYLE DOUBLE CONVEX
LENGTH1.190 INCHES NOMINAL
DIAMETER1.190 INCHES NOMINAL
AXIAL THICKNESS0.250 INCHES NOMINAL
ELEMENT LEFT SURFACE RADIUS1.182 INCHES
ELEMENT RIGHT SURFACE RADIUS-7.095 INCHES
EQUIVALENT FOCAL LENGTH1.772 INCHES
BACK FOCAL LENGTH1.797 INCHES
FRONT FOCAL LENGTH1.797 INCHES
REFRACTION INDEX1.5230 NOMINAL
ABBE CONSTANT58.500