A hinge assembly mounted on a housing of form part of an electronic device includes a metal hinge member having a hinge post that extends through a mounting hole in a wall of the housing, the hinge post being connected to a metal anchor plate on an inner side of the housing wall to be rotationally and axially fast with the anchor plate. The anchor plate may has an area multiple times the size of a footprint of the hinge member, with fastening the hinge post and the anchor plate in some embodiments being by a welded connection.

A hinge assembly mounted on a housing of form part of an electronic device includes a metal hinge member having a hinge post that extends through a mounting hole in a wall of the housing, the hinge post being connected to a metal anchor plate on an inner side of the housing wall to be rotationally and axially fast with the anchor plate. The anchor plate may has an area multiple times the size of a footprint of the hinge member, with fastening the hinge post and the anchor plate in some embodiments being by a welded connection.

Eyewear having a frame, a hinge, and a hyperextendable temple. An extender is coupled to the hinge and the temple, and the extender extends with respect to the hinge allowing hyperextension of the temple with respect to the frame. A cam is configured to leverage the temple away from the frame during hyperextension and reduce wear. A cosmetic trim may include a recess that receives a protrusion of the frame in the open position, and which protrusion moves out of the recess during hyperextension and creates the cam.

Eyewear having a frame, a hinge, and a hyperextendable temple. An extender is coupled to the hinge and the temple, and the extender extends with respect to the hinge allowing hyperextension of the temple with respect to the frame. A cam is configured to leverage the temple away from the frame during hyperextension and reduce wear. A cosmetic trim may include a recess that receives a protrusion of the frame in the open position, and which protrusion moves out of the recess during hyperextension and creates the cam.

An eyeglass frame configured to hold corrective lenses therein is removably engageable with a protective lens. The protective lens has connectors on opposing ends which are engageable with first and second mounts engaged to the frame. A gap is formed between the protective lens and the front surface of the frame and is maintained by the engagement of the connectors with the respective mounts.

An eyewear comprising a frame and a lens configuration is disclosed, wherein the frame includes a channel into which a step bevel formed along an edge of the lens removably insertable, wherein the frame includes a plurality of protrusions that contact ends of the step bevel to retain the lens within the frame.

An eyewear comprising a frame and a lens configuration is disclosed, wherein the frame includes a channel into which a step bevel formed along an edge of the lens removably insertable, wherein the frame includes a plurality of protrusions that contact ends of the step bevel to retain the lens within the frame.

Eyewear having a frame, a hinge, and a hyperextendable temple. An extender is coupled to the hinge and the temple, and the extender extends with respect to the hinge allowing hyperextension of the temple with respect to the frame. A cam is configured to leverage the temple away from the frame during hyperextension and reduce wear. A cosmetic trim may include a recess that receives a protrusion of the frame in the open position, and which protrusion moves out of the recess during hyperextension and creates the cam.

Eyewear having a frame, a hinge, and a hyperextendable temple. An extender is coupled to the hinge and the temple, and the extender extends with respect to the hinge allowing hyperextension of the temple with respect to the frame. A cam is configured to leverage the temple away from the frame during hyperextension and reduce wear. A cosmetic trim may include a recess that receives a protrusion of the frame in the open position, and which protrusion moves out of the recess during hyperextension and creates the cam.

A lens exchanging structure of spectacles is disclosed. The lens exchanging structure of spectacles includes a trench disposed on a lens rim for receiving a lens. An open slot is disposed in the trench and has a long through hole having a first holey section and a second holey section. A moving part is placed in the open slot and has a bump disposed in the first holey section. A positioning part is disposed in the second holey section and assembled with the moving part. Therefore, the lens can be positioned or removed by the moving mechanism of the moving part in the open slot.