Switzerland. Canton Ticino. Lugano. Main Post office. Post finance. A young woman is playing a game with a virtual reality headset which is a head-mounted device providing virtual reality for the wearer. Virtual reality (VR) headsets are widely used with video games but they are also used in other applications, including simulators and trainers. They comprise a stereoscopic head-mounted display (providing separate images for each eye). 22.02.2019 © 2019 Didier Ruef