| 摘要 |
A protective case for a portable electronic device including a reading assistance lens assembly, and a case housing. The reading assistance lens assembly includes a housing having a front, back and side perimeter, and at least one lens associated with said housing. The case housing includes a frame, and an extension/retraction mechanism attached to the frame. The frame is configured to provide the reading assistance lens assembly to be extended and recessed within the protective case. The reading assistance lens assembly can be deployed by a sliding assembly, a biased hinge assembly, or a biased spring loaded assembly. |
