The TrueMove3 sensor is based on the a Pixart 3360 and promises "true 1-to-1 tracking" up to 3500 CPI. The Rival 310 is slightly smaller than the Rival 300 and has the same new textured grips as the ...

A group of researchers at the University of California, Irvine, has come up with a way to use the sensors in an optical mouse to pick up subtle vibrations and convert them into audible data. They've ...