NSN 6540-00-001-0973

Part Details | COMPOUND OPHTHALMIC LENS

6540-00-001-0973 A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.

Alternate Parts: M5.75 M2.00 0.50BC 71MM DIA, M575M200, 6540-00-001-0973, 00-001-0973, 6540000010973, 000010973

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
65DEC 17, 197100-001-097304121 ( LENS, OPHTHALMIC, COMPOUND )
REFERENCE DRAWINGS & PICTURES

SPHEROCYLINDER COMPOUND

ROUND

Cross Reference | NSN 6540-00-001-0973
Part Number Cage Code Manufacturer
M5.75 M2.00 0.50BC 71MM DIA3N062DISPENSERS OPTICAL SERVICE CORP
M575M2008V333I F OPTICAL COMPANY INCDBA CHICAGO OPTICAL CO
Technical Data | NSN 6540-00-001-0973
Characteristic Specifications
STYLE DESIGNATOR ROUND
DIAMETER71.0 MILLIMETERS MINIMUM
THICKNESS1.6 MILLIMETERS NOMINAL
MATERIAL AND LOCATION PLASTIC SINGLE VISION
LIGHT TRANSMISSION UNTINTED
CROSS-SECTIONAL SHAPE STYLE SPHEROCYLINDER COMPOUND
BASE CURVE DIOPTER2.50 PLUS NOMINAL
SPHERE CURVE INSIDE DIOPTER5.75 MINUS MAXIMUM
CYLINDER CURVE INSIDE DIOPTER2.00 MINUS MAXIMUM
NONDEFINITIVE SPEC/STD DATAB CLASS AND 4 STYLE
DEPARTURE FROM CITED DOCUMENTAS MODIFIED BY DIAMETER
SUPPLEMENTARY FEATURESUNCUT
PART NAME ASSIGNED BY CONTROLLING AGENCYLENS OPHTHALMIC COMPOUND PLASTIC MINUS 5.75 ON MINUS 2.00