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3 Diopter - 1.75X Power - 14" Working Distance


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  • Model: OP4B


*Lightweight and comfortable.
*Reduces eye fatigue.
*Swings out of line of vision
 when not  in use.
*New clip-on design will fit most metal and plastic frames, accommodating single vision, bifocal, varifocal or half-eye lenses. Wide span fits any width bridge. Clip made of “memory” plastic with heavy duty, heat treated metal  spring. Prongs are soft-coated to protect eyeglass lenses from  scratching.