Optical mouse
Bottom of optical-mechanical and optical computer mouseThe optical mouse is a computer mouse first introduced by Microsoft on April 19, 1999, that utilizes LEDs (light-emitting diodes) or laser to help track movement. These mice are identified by examining the bottom of the mouse. As seen in the picture the optical-mechanical mouse has a ball, and the optical mouse has a light emitting from the bottom.
Bottom of optical-mechanical and optical computer mouseThe optical mouse is a computer mouse first introduced by Microsoft on April 19, 1999, that utilizes LEDs (light-emitting diodes) or laser to help track movement. These mice are identified by examining the bottom of the mouse. As seen in the picture the optical-mechanical mouse has a ball, and the optical mouse has a light emitting from the bottom.
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