Patent ID: 7301531

Claim:
An optical mouse, comprising: a housing having an accommodation space formed therein; a printed circuit board arranged in the accommodation space of the housing; a light source unit having different colors of image light sources, wherein the light source unit is disposed on the printed circuit board; a photodetector unit disposed on the printed circuit board, wherein the photodetector unit is opposite to the light sources; a light-guiding unit arranged in the accommodation space of the housing, wherein the light-guiding unit is adjacent to the light source unit for guiding a non-complementary color light relative to a reflection surface from one of the image light sources to the reflection surface, and the light-guiding unit further has a plurality of light receiving surfaces non-coplanarly connected to one another and in correspondence with the light sources, respectively; and a lens unit arranged in the accommodation space of the housing, wherein the lens unit is positioned below the photodetector unit for converging a reflected light reflected by the reflection surface into the photodetector unit.