Protective cover for display screen of electronic device and electronic device combined with such protective cover

摘要

The present invention discloses a protective cover suitable for mounting on a display screen of an electronic device to protect the screen. The protective cover has a convex lens for magnifying the displayed information content. The convex lens can be turned to cover on the surface of the screen, thereby to magnify the information content displayed on the screen. In addition, the convex lens can be used as a magnifying glass when a user intends to read a document paper.