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National Stock Number:
6540-00-142-8217
Federal Supply Class:
6540
National Item Identification Number:
001428217
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.
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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 | 4.75 MINUS NOMINAL | | CROSS CURVE DIOPTER | 0.25 PLUS NOMINAL | | CROSS-SECTIONAL SHAPE STYLE | SPHEROCYLINDER COMPOUND | | DIAMETER | 58.0 MILLIMETERS NOMINAL | | HEIGHT | 56.5 MILLIMETERS NOMINAL | | LIGHT TRANSMISSION | TINTED | | MATERIAL AND LOCATION | GLASS SINGLE VISION | | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 4 STYLE AND D CLASS | | PART NAME ASSIGNED BY CONTROLLING AGENCY | LENS OPHTHALMIC COMPOUND MINUS 4.75 WITH PLUS 0.25 | | WIDTH | 56.5 MILLIMETERS NOMINAL | | STYLE DESIGNATOR | ROUND-RECTANGULAR WITH ROUNDED CORNERS | | SUPPLEMENTARY FEATURES | UNCUT | | THICKNESS | 2.0 MILLIMETERS NOMINAL | | TINTED AREA LIGHT TRANSMITTANCE IN PERCENT | 31.0 |
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