6540-00-001-0220 LENS,OPHTHALMIC,COMPOUND Index 6540-00-001-0222 LENS,OPHTHALMIC,COMPOUND

National Stock Number:
6540-00-001-0221

Federal Supply Class:
6540

National Item Identification Number:
000010221

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:
LENS,M1.75M0.25,6.5BC,71MM DIA3N062DISPENSERS OPTICAL SERVICE CORP
LENS,P1.75M0.25, 6.5BC, 71MM DIA3N062DISPENSERS OPTICAL SERVICE CORP
MILL3682481349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
DIAMETER71.0 MILLIMETERS MINIMUM
BASE CURVE DIOPTER7.25 PLUS NOMINAL
CROSS-SECTIONAL SHAPE STYLESPHEROCYLINDER COMPOUND
CYLINDER CURVE INSIDE DIOPTER0.25 MINUS MAXIMUM
DEPARTURE FROM CITED DOCUMENTAS MODIFIED BYDIAMETER
LIGHT TRANSMISSIONUNTINTED
MATERIAL AND LOCATIONPLASTIC SINGLE VISION
PART NAME ASSIGNED BY CONTROLLING AGENCYLENS OPHTHALMIC COMPOUND PLASTIC PLUS 1.75 ON MINUS 0.25
NONDEFINITIVE SPEC/STD DATA3 STYLE AND B CLASS
SPHERE CURVE INSIDE DIOPTER1.75 PLUS MAXIMUM
STYLE DESIGNATORROUND
SUPPLEMENTARY FEATURESUNCUT
THICKNESS1.6 MILLIMETERS NOMINAL


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