Abstract: A lens assembly is described herein that may be configured to removably mount onto to an eye glass frame, and that facilitate the easy and quick removal and replacement of one or more lenses of the lens assembly by end users. The lens assembly may include a lens member that includes at least one lens and at least a first magnet assembly component fixedly coupled to the lens member. The lens assembly may further include a mounting member configured to removably mount onto the eye glass frame, where the mounting member includes at least one attachment arm having a second magnet assembly component, the second magnet assembly component being configured to magnetically mate with the first magnet assembly component, with the at least one attachment arm being attached to a support structure of the mounting member.

Abstract: A clip-on assembly for attaching to an eye glass frame is described herein. The clip-on assembly may be designed to permit easy removal/replacement of one or more lenses from the clip-on assembly. The clip-on assembly may include at least one lens and a frame assembly. The at least one lens having pairs of lens mortises or notches located along outer portions of the at least one lens. The frame assembly may include at least one rim designed to receive the at least one lens, the rim including a pair of lens tenon members, each lens tenon member includes a pair of lens tenon legs that are each designed to fit into corresponding lens mortises of the at least one lens.