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Photonics Dictionary

virtual reality system

A computer-based system that interacts with the user to create a three-dimensional, artificially simulated world that appears "real.'' Through the use of head-mounted displays, wraparound screens, audio synthesizers and computerized gloves with sensors, the user can manipulate his/her surroundings using voice commands, head movements, finger pointing and other natural gestures; it also is called cyberspace.
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