6540-00-782-2557 LENS,OPHTHALMIC,COMPOUND Index 6540-00-782-2561 LENS,OPHTHALMIC,COMPOUND

National Stock Number:
6540-00-782-2558

Federal Supply Class:
6540

National Item Identification Number:
007822558

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:
MILL3646081349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
LIGHT TRANSMISSIONTINTED
STYLE DESIGNATORROUND-RECTANGULAR WITH ROUNDED CORNERS
MATERIAL AND LOCATIONGLASS SINGLE VISION
DIAMETER62.0 MILLIMETERS NOMINAL
WIDTH60.0 MILLIMETERS NOMINAL
HEIGHT60.0 MILLIMETERS NOMINAL
THICKNESS2.1 MILLIMETERS NOMINAL
TINTED AREA LIGHT TRANSMITTANCE IN PERCENT15.0
CROSS-SECTIONAL SHAPE STYLESPHEROCYLINDER COMPOUND
BASE CURVE DIOPTER1.25 MINUS NOMINAL
CROSS CURVE DIOPTER0.50 PLUS NOMINAL
NONDEFINITIVE SPEC/STD DATA2 TYPE AND
4 STYLE AND
D CLASS
SUPPLEMENTARY FEATURESUNCUT
PART NAME ASSIGNED BY CONTROLLING AGENCYLENS OPHTHALMIC COMPOUND MINUS 1.25 WITH PLUS 0.50
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMILL36460


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