NSN 6650-00-131-0674

Part Details | OPTICAL INSTRUMENT LENS

6650-00-131-0674 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: 176446PC4, 176446PC4, 6650-00-131-0674, 00-131-0674, 6650001310674, 001310674

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66JAN 01, 196300-131-067421884 ( LENS, OPTICAL INSTRUMENT )
REFERENCE DRAWINGS & PICTURES

DIALYTE

LENS,OPTICAL INSTRU | 6650-00-131-0674, 001310674
Cross Reference | NSN 6650-00-131-0674
Part Number Cage Code Manufacturer
176446PC464804BAUSCH AND LOMB INCOPTHALMIC INSTRUMENT DIV
176446PC410001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 6650-00-131-0674
Characteristic Specifications
MATERIAL GLASS
COMPOUND LENS STYLE DIALYTE
INDIVIDUAL LENS STYLE DOUBLE CONVEX AND DOUBLE CONCAVE
DIAMETER20.0 MILLIMETERS NOMINAL
AXIAL THICKNESS3.0 MILLIMETERS NOMINAL AND 1.2 MILLIMETERS NOMINAL
COMPOUND LENS OVERALL AXIAL THICKNESS4.2 MILLIMETERS NOMINAL
COMPOUND LENS EDGE THICKNESS4.0 MILLIMETERS NOMINAL
ELEMENT LEFT SURFACE RADIUS153.7 MILLIMETERS AND -175.9 MILLIMETERS
ELEMENT RIGHT SURFACE RADIUS179.3 MILLIMETERS AND -2090.2 MILLIMETERS
EQUIVALENT FOCAL LENGTH41.718 CENTIMETERS
REFRACTION INDEX1.5125 NOMINAL AND 1.6170 NOMINAL
ABBE CONSTANTB60.500$$B36.600
END ITEM IDENTIFICATIONRANGEFINDER MK45