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		                        | National Stock Number:
 6540-00-001-0143
 
 Federal Supply Class:
 6540
 
 National Item Identification Number:
 000010143
 
 Description:
 LENS,OPHTHALMIC,SPHERE
 
 Detail:
 A TRANSPARENT OPTICAL ELEMENT HAVING EQUAL SPHERICAL DIOPTER CURVATURES USED TO CORRECT HYPEROPIC (FARSIGHTEDNESS) OR MYOPIC (NEARSIGHTEDNESS) CONDITIONS OF THE EYE.
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 Manufacturer Information:
 
 | 0001201437 | 3N062 | DISPENSERS OPTICAL SERVICE CORP |  | LENS,M2.75,4BC,71MM DIA. | 92083 | HIS VISION INC |  | M2.75 SPHERE | 3N062 | DISPENSERS OPTICAL SERVICE CORP | 
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 Techincal Specification:
 
 | LIGHT TRANSMISSION | UNTINTED |  | STYLE DESIGNATOR | ROUND |  | MATERIAL AND LOCATION | PLASTIC SINGLE VISION |  | DIAMETER | 71.0 MILLIMETERS MINIMUM |  | THICKNESS | 1.6 MILLIMETERS NOMINAL |  | CROSS-SECTIONAL SHAPE STYLE | SPHERE |  | BASE CURVE DIOPTER | 7.00 PLUS NOMINAL |  | SPHERE CURVE INSIDE DIOPTER | 2.75 MINUS MAXIMUM |  | CUBIC MEASURE | 1.100 CUBIC FEET |  | SUPPLEMENTARY FEATURES | UNCUT |  | PART NAME ASSIGNED BY CONTROLLING AGENCY | LENS OPHTHALMIC SPHERE PLAS MINUS 2.75 SPHERE CURVE INS DIOPTER | 
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