ISO 9241-420:2011

Ergonomics of human-system interaction - Part 420 : selection of physical input devices

ISO 9241-420:2011 provides guidance for the selection of input devices for interactive systems, based on ergonomic factors, considering the limitations and capabilities of users and the specific tasks and context of use. It describes methods for selecting a device or a combination of devices for the task at hand. It can also be used for evaluating the acceptability of trade-offs under the existing conditions.

The target users of ISO 9241-420:2011 are user organizations and systems integrators who tailor systems for a given context of use.

It is applicable to the following input devices: keyboards, mice, pucks, joysticks, trackballs, trackpads, tablets and overlays, touch-sensitive screens, styli and light pens. It does not specify design requirements or give recommendations for those devices.

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