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    Etymology

    "Virtual" has had the meaning of "being something in essence or effect, though not actually or in fact" since the mid … See more

    Wikipedia
    https://en.wikipedia.org › wiki › Virtual_reality

    Virtual reality - Wikipedia

    • Virtual reality (VR) is a simulated experience that employs 3D near-eye displays and pose tracking to give the user an immersive feel of a virtual world. Applications of virtual reality include entertainment (particularly video games), education (such as medical, safety or military training) and business (such as virtual meetings). VR is one of the key t… See more

    Forms and methods

    One method of realizing virtual reality is through simulation-based virtual reality. For example, driving simulators give the driver the impression of actually driving a vehicle by predicting vehicular motion based on the driver's inp… See more

    History

    The development of perspective in Renaissance European art and the stereoscope invented by Sir Charles Wheatstone were both precursors to virtual reality. The first references to the more modern-da… See more

    Technology

    Modern virtual reality headset displays are based on technology developed for smartphones including: gyroscopes and motion sensors for tracking head, body, and hand positions; small HD screens for stereoscopi… See more

    Visual immersion experience

    Minimal Angle of Resolution (MAR) refers to the minimum distance between two display pixels. At the distance, viewer can clearly distinguish the independent pixels. Often measured in arc-seconds, MAR between tw… See more

    Applications

    Virtual reality is most commonly used in entertainment applications such as video games, 3D cinema, amusement park rides including dark rides and social virtual worlds. Consumer virtual reality headsets were first released b… See more

    Medical uses of VR

    Virtual reality (VR) technology has emerged as a significant tool in medical training and education. Specifically, there has been a major leap in innovation in surgical simulation and surgical real-time enhancem… See more

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    Table of Contents
    Etymology
    Forms and methods
    History
    Technology
    Visual immersion experience
    Applications
    Medical uses of VR