6540-00-001-0741 LENS,OPHTHALMIC,COMPOUND Index 6540-00-001-0743 LENS,OPHTHALMIC,COMPOUND

National Stock Number:
6540-00-001-0742

Federal Supply Class:
6540

National Item Identification Number:
000010742

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:
M400M0253N062DISPENSERS 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 DIOPTER5.75 PLUS NOMINAL
CROSS-SECTIONAL SHAPE STYLESPHEROCYLINDER COMPOUND
CYLINDER CURVE INSIDE DIOPTER0.25 MINUS MAXIMUM
DEPARTURE FROM CITED DOCUMENTAS MODIFIED BY DIAMETER
LIGHT TRANSMISSIONUNTINTED
MATERIAL AND LOCATIONPLASTIC SINGLE VISION
III SUPPLEMENTARY FEATURESUNCUT
PART NAME ASSIGNED BY CONTROLLING AGENCYLENS OPHTHALMIC COMPOUND PLASTIC MINUS 4.00 ON MINUS 0.25
NONDEFINITIVE SPEC/STD DATAB CLASS AND 4 STYLE
SPHERE CURVE INSIDE DIOPTER4.00 MINUS MAXIMUM
STYLE DESIGNATORROUND
THICKNESS1.6 MILLIMETERS NOMINAL


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