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National Stock Number:
6540-01-375-4090
Federal Supply Class:
6540
National Item Identification Number:
013754090
Description:
LENS BLANK,OPHTHALMIC,SPHERE,SEM
Detail:
A TRANSPARENT MOLDED OPTICAL ELEMENT HAVING EQUAL SPHERICAL DIOPTER CURVATURES, AN APPROXIMATE SIZE AND SHAPE, AND HAS BEEN GROUND AND POLISHED TO A FINISHED CURVATURE ON ONE SURFACE ONLY.
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Manufacturer Information:
| 0.50BC,SPHERE,CR-39,71MM | 3N062 | DISPENSERS OPTICAL SERVICE CORP | | P0.50 BC | 0G0R3 | SILOR OPTICAL OF FLORIDA INC |
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Techincal Specification:
| BASE CURVE DIOPTER | 0.50 PLUS NOMINAL | | CROSS CURVE DIOPTER | 0.50 PLUS NOMINAL | | CROSS-SECTIONAL SHAPE STYLE | SPHERE | | DIAMETER | 71.0 MILLIMETERS NOMINAL | | HEIGHT | 71.0 MILLIMETERS NOMINAL | | LIGHT TRANSMISSION | UNTINTED | | MATERIAL | PLASTIC SINGLE VISION | | PART NAME ASSIGNED BY CONTROLLING AGENCY | LENS BLANK OPHTHALMIC SPHERE SEMIFINISHED PLASTIC +0.5 +0.5 +0.5 | | SPECIAL FEATURES | CR-39; DIOPTER BASE CURVE; UNCUT | | WIDTH | 71.0 MILLIMETERS NOMINAL | | SPHERE CURVE OUTSIDE DIOPTER | 0.50 PLUS NOMINAL | | STYLE DESIGNATOR | ROUND-RECTANGULAR WITH ROUNDED CORNERS | | THICKNESS | 12.0 MILLIMETERS NOMINAL |
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