Patent ID: 7229169

Claim:
An eyeglass apparatus comprising: a primary lens frame having a first pair of lens holders for holding a pair of primary lenses and separated by a bridge portion disposed therebetween, said bridge portion having a major magnetic member disposed therein, said major magnetic member disposed within the bridge portion on a rear side of the bridge portion such that a surface of the major magnetic member is exposed and faces rearward; an auxiliary frame having a pair of lens holders separated by a bridge portion, said bridge portion formed to include a protruding grip extension which extends perpendicularly outward from the auxiliary frame, said grip extension having an upward lip with a minor magnetic member disposed therein such that a surface of the minor magnet member is exposed and faces forward; said auxiliary frame coupled to the primary lens frame from the bottom only, such that the grip extension of the auxiliary frame extends under the bridge portion in the primary lens frame and the upward lip engages the bridge of the primary lens frame on the rear side of the bridge, said major magnetic member in the primary lens frame magnetically coupling to the minor magnetic member in the auxiliary frame, thereby further securing the auxiliary frame to the primary lens frame.