Laser Projection Virtual Keyboard

http://www.gearbest.com/bluetooth-keyboard/pp_75339.html?currency=USD&gclid=COe8rNmP1cECFbNj7AodJXYAEA

http://www.ladiesgadgets.com/innovative-projector-uses-holographic-laser-projection-to-enable-virtual-touch-screen/

Thalia and Reproduction