The Trackball, rotated in any desired direction by your hand or fingers, enable position control easily and accurately.
It generates precise digital signals by rotating the ball, with a hand or fingers, to any direction.The trackball includes optical encoders having quick response, high reliability, and long lifetime.
Structure and Principle (Contact-method : Encoder type)
The ball is supported on ball bearings or shafts, and shall be rotated any direction. Two shafts located at 90 degrees to each other detect the amount of ball rotation as electrical output signals of X and Y directions.