Virtual haptics system lets users feel without touching

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Developments in virtual and augmented reality have so far primarily focused on users' visual experiences, but a new system called Ultrahaptics could shift the focus from virtual sight to virtual touch. Developed by researchers from the University of Bristol, the system enables users to experience 'phantom' tactile sensations in mid-air with their bare hands. Ultrahaptics uses ultrasound to project a force field from a 16 x 16 inch grid of transducers. The user places their hands above the device to interact with the tactile interface, which sends air pressure waves upwards, gently vibrating the skin of their hand to create…

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