6540-00-001-0551 LENS PLAS P4.25 M2.75 Index 6540-00-001-0553 LENS,OPHTHALMIC,COMPO

National Stock Number:
6540-00-001-0552

Federal Supply Class:
6540

National Item Identification Number:
000010552

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:
MILL3682481349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
P4.50M2.75,8.50BC,71MM,CR-392T804ATLANTA/OLYMPIC OPTICAL CO
P4.50M2.75,8.50BC,71MM,CR-393N062DISPENSERS OPTICAL SERVICE CORP


Techincal Specification:
DIAMETER71.0 MILLIMETERS MINIMUM
BASE CURVE DIOPTER8.50 PLUS NOMINAL
CROSS-SECTIONAL SHAPE STYLESPHEROCYLINDER COMPOUND
CYLINDER CURVE INSIDE DIOPTER2.75 MINUS MAXIMUM
DEPARTURE FROM CITED DOCUMENTAS MODIFIED BYDIAMETER
LIGHT TRANSMISSIONUNTINTED
MATERIAL AND LOCATIONPLASTIC SINGLE VISION
NONDEFINITIVE SPEC/STD DATA3 STYLE AND B CLASS
SPHERE CURVE INSIDE DIOPTER4.50 PLUS MAXIMUM
STYLE DESIGNATORROUND
SUPPLEMENTARY FEATURESUNCUT
THICKNESS1.6 MILLIMETERS NOMINAL


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