6540-01-374-8876 LENS BLANK,OPHTHALMIC,BIFOCAL,SE Index 6640-01-374-8878 FILTER,FAN,CLINICAL CHEMISTRY ANALYZER

National Stock Number:
6540-01-374-8877

Federal Supply Class:
6540

National Item Identification Number:
013748877

Description:
LENS BLANK,OPHTHALMIC,BIFOCAL,SE

Detail:
A TRANSPARENT OPTICAL ELEMENT CONSISTING OF A MAJOR BLANK AND A BIFOCAL SEGMENT. THE BLANK AND SEGMENT HAVE BEEN PRESSED IN A GLASS MOLD TO AN APPROXIMATE SIZE AND SHAPE, AND ARE GROUND AND POLISHED TO A FINISHED DIOPTER CURVATURE ON ONE SURFACE ONLY.


Manufacturer Information:
6.5BC,0.75ADD,35MM FT,CR39,71MMD3N062DISPENSERS OPTICAL SERVICE CORP
P6.50 BC, P0.75 ADD 35 FT0G0R3SILOR OPTICAL OF FLORIDA INC


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