NSN 6540-00-001-0728

Part Details | COMPOUND OPHTHALMIC LENS

6540-00-001-0728 A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.

Alternate Parts: M050M025,6BC,CR39,71MMDIA, M050M025,6BC,CR-39,71MMDIA, MILL36824, 6540-00-001-0728, 00-001-0728, 6540000010728, 000010728

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
65DEC 17, 197100-001-072804121 ( LENS, OPHTHALMIC, COMPOUND )
REFERENCE DRAWINGS & PICTURES

SPHEROCYLINDER COMPOUND

ROUND

Cross Reference | NSN 6540-00-001-0728
Part Number Cage Code Manufacturer
M050M025,6BC,CR-39,71MMDIA3N062DISPENSERS OPTICAL SERVICE CORP
MILL3682481349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
Technical Data | NSN 6540-00-001-0728
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 DIOPTER6.50 PLUS NOMINAL
SPHERE CURVE INSIDE DIOPTER0.50 MINUS MAXIMUM
CYLINDER CURVE INSIDE DIOPTER0.25 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 0.50 ON MINUS 0.25