Patent ID: 6056398
Filing Date: 2000-05-02
Classification: G02C

Abstract:
An ophthalmic mounting for bifocal lenses, comprising:a pair of right and left lens holding elements adapted to mount a corresponding pair of right and left eyeglass lenses each having a plurality of focal fields, said pair of right and left lens holding elements being symmetrically arranged with respect to a vertical axis;a pair of right and left pad arms having distal ends, and proximal ends connected to said corresponding pair of right and left lens holding elements; anda pair of right and left nose pads detachably secured to said corresponding pair of right and left pad arms and arranged to diverge downwardly from said vertical axis,said pair of right and left nose pads including:a corresponding pair of right and left bodies, each of said pair of right and left bodies having an upper end, a lower end, and an axis extending between said upper and lower ends thereof and inclined relative to said vertical axis, said pair of right and left bodies further including a corresponding pair of elongated right and left guide recesses;a corresponding pair of right and left slides having a pair of right and left sliding portions slidably received within said pair of right and left guide recesses, respectively, and a pair of right and left mounting portions connected to said pair of right and left sliding portions, respectively and detachably secured to said distal ends of said pair of right and left pad arms;a pair of right and left upper magnets fixedly mounted within said corresponding pair of right and left guide recesses and located adjacent to said respective upper end of said pair of right and left bodies;a pair of right and left lower magnets fixedly mounted within said corresponding pair of right and left guide recesses and located adjacent to said respective lower end of said pair of right and left bodies; anda pair of right and left movable magnets mounted to said corresponding pair of right and left sliding portions and selectively attached to said pair of right and left upper and lower magnets,said pair of right and left guide recesses lying on two substantially parallel imaginary vertical planes, respectively.