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The term ergonomics (from the Greek ἔργον, meaning "work", and νόμος, meaning "natural law") first entered the modern lexicon when Polish scientist Wojciech Jastrzębowski used the word in his 1857 article Rys ergonomji czyli nauki o pracy, opartej na prawdach poczerpniętych z Nauki Przyrody (The Outline of Ergonomics; i.e. Science of Work, Based on the Truths Taken from the ...
Example of a skeletal mannequin. One example of a computer system that can be used as a computer-aided ergonomics system is The AnyBody Modeling System [1] that consider the human body as a dynamic multi-rigid-body system. The human model is a public domain model contains most of the bones, muscles and joints that are present in the human body.
Examples a computer mouse is an indirect , relative , isotonic , position-control , translational input device with two degrees of freedom (x, y position) and two states (tracking, dragging). a touch screen is a direct , absolute , isometric , position-control input device with two or more degrees of freedom (x, y position and optionally ...
A number of ergonomic studies to compare trackpoint and touchpad performance have been performed. [ 16 ] [ 17 ] Most studies find that touchpad is slightly faster; one study found that "the touchpad was operated 15% faster than the trackpoint". [ 18 ]
Ergonomics – study of designing equipment and devices that fit the human body, its movements, and its cognitive abilities. Branches of ergonomics ...
A few ergonomic keyboards do not have the typical one key per letter, such as a keyer or a keyless ergonomic keyboard. [23] For example, DataHand eliminates the need for any wrist motion or finger extension; each finger has five separate switches triggered by buttons or paddles.
For example, on platforms with more than one button, the Mozilla web browser will follow a link in response to a primary button click, will bring up a contextual menu of alternative actions for that link in response to a secondary-button click, and will often open the link in a new tab or window in response to a click with the tertiary (middle ...
Ergonomic hardware is fundamental for baby learning, where tablet computers and touchscreens are preferably used instead of keyboards and computer mice. Also, a sandbox environment is created, to disable the use of the keyboard (excepting some combination of keys that can only be typed by an adult), taskbar, and opening of other programs and ...
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