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Logitech Cordless TrackMan Wheel trackball mose The original version of the Kensington Expert Mouse can use a standard American pool ball as a trackball. [citation needed]A trackball is a pointing device consisting of a ball held by a socket containing sensors to detect a rotation of the ball about two axes—like an upside-down ball mouse with an exposed protruding ball. [1]
A pointing stick on a mid-1990s-era Toshiba laptop. The two buttons below the keyboard act as a computer mouse: the top button is used for left-clicking while the bottom button is used for right-clicking. Optical pointing sticks are also used on some Ultrabook tablet hybrids, such as the Sony Duo 11, ThinkPad Tablet and Samsung Ativ Q.
The trackball, another new design element, was placed in the middle of the computer, allowing the PowerBook to be easily operated by both left- and right-handed users. The designers were trying to create a fashion statement with the overall design of the laptop, which they felt made it a more personal accessory, like a wallet or briefcase. [32]
A computer mouse Touchpad and a pointing stick on an IBM notebook Trackpoint An elder 3D mouse 3D pointing device. A pointing device is a human interface device that allows a user to input spatial (i.e., continuous and multi-dimensional) data to a computer.
Kensington's first trackball mouse was the Turbo Mouse for Macintosh released in 1986 and trackballs have since been one of the major offerings by the company. Their first laptop physical security lock was made in 1992. [6] Kensington also produced accessories for portable devices like the iPod, including the Stereo Dock in 2005. [7]
The Compaq Contura Aero 4/25 and 4/33c were among the earliest subnotebook computers that acted as a precursor to netbooks.They were released in 1994 and originally ran MS-DOS and Windows 3.1.
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