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National Stock Number: 6540-00-042-8507
Federal Supply Class: 6540
National Item Identification Number: 000428507
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:
MILL36460 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
BASE CURVE DIOPTER | 4.25 MINUS NOMINAL | CROSS CURVE DIOPTER | 4.25 MINUS NOMINAL | CROSS-SECTIONAL SHAPE STYLE | SPHERE | DIAMETER | 58.0 MILLIMETERS NOMINAL | LIGHT TRANSMISSION | TINTED | PART NAME ASSIGNED BY CONTROLLING AGENCY | LENS OPHTHALMIC SIMPLE MINUS 4.25 SPHERE | MATERIAL | GLASS SINGLE VISION | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 1 STYLE AND C CLASS | STYLE DESIGNATOR | ROUND | SUPPLEMENTARY FEATURES | UNCUT | THICKNESS | 2.0 MILLIMETERS NOMINAL | TINTED AREA LIGHT TRANSMITTANCE IN PERCENT | 31.0 |
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