Displays made from mist and air are `` the next step in visual technology '' With Displair , users need not wear special glasses . With Displair , users need not wear special glasses as with many other new screen systems because the image is being displayed onto an invisible screen ; and that screen responds `` intuitively '' to hand movements -- 1500 of them -- many of which are similar to those used on our mobile devices , such as pinch-and-zoom . The display is a transparent sheet of glass that can be easily cleaned with water or any liquid cleaner.
Displays made from mist and air are `` the next step in visual technology '' With Displair , users need not wear special glasses . The display is a transparent sheet of glass that can be easily cleaned with water or any liquid cleaner.