trackball

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trackball

a type of computer peripheral that is larger than a typical mouse having one large ball to use to move the cursor and two large buttons for click commands.
References in periodicals archive ?
The three trackballs in the middle of the panel are well crafted and have a good weight to them; the movements are fluid and quite sensitive, giving users the power to finely adjust their colour wheels and primary parameters.
A trackball is a standard computer device that replaces the conventional mouse.
With its 800 DPI resolution, the optical trackball provides accuracy and smooth motion, requiring minimal hand movement and maintenance.
Also keep in mind that all the Windows customization options mentioned here are equally appropriate for trackball users.
Small Footprint: Even the largest trackballs require less desk space than the space required to use a mouse.
Even if you have good hand function, the trackball can improve your speed and rhythm if you sit in a wheelchair while you are using the computer.
Measurement Systems Inc is the expert in precision human-machine interface (HMI) solutions, including hand controls/grips, joysticks, trackballs, and integrated systems.
It provides an easy-to-use platform for accelerated development of lower cost, entry-level optical mice, trackballs and integrated input devices.
Logitech's product family includes digital imaging devices such as webcams, mice and trackballs, keyboards, headsets and speakers, interactive gaming devices and 3D controllers.
Where trackballs require maintenance and touch pads frequently fail, Duraswitch's magnetically coupled, multi-directional actuator is a viable solution.
The Company's product family includes Internet video cameras, mice and trackballs, keyboards, headsets and speakers, interactive gaming devices and 3D controllers.
All Logitech keyboards, mice and trackballs are compatible with Windows(R) 98, Windows(R) 2000, Windows(R) Millennium Edition and Windows(R) XP.