Patent ID: 8026899
Filing Date: 2011-09-27
Classification: G06F

Abstract:
1. A computer input device, comprising: a housing, having an accommodation space and an opening disposed at one side of the housing; a move tracking module, disposed in the housing and corresponding to the opening, so that a sensing light of the move tracking module is emits toward the opening; and a moving member, disposed between the opening and the move tracking module, and movable relatively to the move tracking module; wherein the moving member has a first through hole and a second through hole, a light pervious plate is disposed within the first through hole; and the moving member and the light pervious plate are movable between a first position and a second position relatively to the move tracking module; wherein when the light pervious plate is moved to the first position, the sensing light penetrates the light pervious plate and is emits out; and when the light pervious plate is moved to the second position, the sensing light is emits out from the second through hole.