| 摘要 |
<p>An eyeglass frame (14) having removable lenses (17) and (19) consisting of lens rings (16) and (18) to which are secured fixed inner lens hooks (40), upper lens hooks (42), and lower lens hooks (44) receiving a removable lens. A movable temple lens latch (46) completes the retention means for retaining the lenses in the eyeglass frame. Five species of temple lens latches are visualized. The preferred species is a tiltable catch. Other species visualized are spring loaded projection, frictional slide projection, a swing projecting arm, and detachable retention pins. </p> |
