6540-00-001-0726 LENS,OPHTHALMIC,COMPOUND Index 6540-00-001-0728 LENS,OPHTHALMIC,COMPOUND

National Stock Number:
6540-00-001-0727

Federal Supply Class:
6540

National Item Identification Number:
000010727

Description:
LENS,OPHTHALMIC,COMPOUND

Detail:
A TRANSPARENT OPTICAL ELEMENT HAVING A SPHERICAL CURVE AND A CYLINDRICAL CURVE USED TO CORRECT VISION DEFECTS OF THE EYE.


Manufacturer Information:
M025M025,6BC,CR-39,71MMDIA3N062DISPENSERS OPTICAL SERVICE CORP
MILL3682481349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
BASE CURVE DIOPTER6.50 PLUS NOMINAL
CROSS-SECTIONAL SHAPE STYLESPHEROCYLINDER COMPOUND
CYLINDER CURVE INSIDE DIOPTER0.25 MINUS MAXIMUM
DEPARTURE FROM CITED DOCUMENTAS MODIFIED BY DIAMETER
DIAMETER71.0 MILLIMETERS MINIMUM
LIGHT TRANSMISSIONUNTINTED
MATERIAL AND LOCATIONPLASTIC SINGLE VISION
NONDEFINITIVE SPEC/STD DATAB CLASS AND 2 STYLE
PART NAME ASSIGNED BY CONTROLLING AGENCYLENS OPHTHALMIC COMPOUND PLASTIC MINUS 0.25 MINUS 0.25
SPHERE CURVE INSIDE DIOPTER0.25 MINUS MAXIMUM
STYLE DESIGNATORROUND
SUPPLEMENTARY FEATURESUNCUT
THICKNESS1.6 MILLIMETERS NOMINAL


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