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A '''display''' is a device that creates a visual experience by using [[light]]. It modulates light according to the state of a connected control system, such as a digital state machine or an analog electronic circuit. Examples of displays include [[laptop screen]]s, VR headset displays, and televisions.

A '''display''' is a device that creates a visual experience by using [[light]]. It modulates light according to the state of a connected control system, such as a digital state machine or an analog electronic circuit. Examples of displays include [[laptop screen]]s, VR headset displays, and televisions. It can also be called a '''dynamic visual display''' or '''electronic visual display'''.

It can also be called a '''dynamic visual display''' or '''electronic visual display'''.

There are two major types of display: World fixed display and head-fixed display. A world fixed display exists in the world, like a laptop, a TV, or a smartphone. A head fixed display is mounted to the head, meaning when you turn your head it stays in front of your eyes. Head fixed displays include VR headsets and the google glass and vuzix devices.

 

Dynamic visual displays are typically electronic. They are typically driven by an electronic signal and output modulation of light.

The most important features for a display to be useful are [[field of view]], contrast (both static and dynamic and in color), and focal depth.

The most important features for a display to be useful are [[field of view]], contrast (both static and dynamic and in color), and focal depth.