Multimedia smart show window combined smart glass (ordinary glass and self adhesive PDLC film), super close focus tough screen, infrared tough screen and computer. The glass can be used as project and tough screen, and achieve extra game interaction under the condition of power off; the glass will be transparent and create 3D projection but not affect products display under the condition of power on. So it can be used on store display windows, outdoors advertisement and bank counters and so on.

Smart glass opens a new area for projection. Smart glass with tough screen used as project wall and match projector will create function of enlarge and shrink when your fingers slid on it. So it is first option for projection.