A three-dimensional wallpaper is the modern solution to designing a wall. 3D wallpaper is something that enhances the illusion of depth perception, hence adding a third dimension to give a 3D effect to your walls. 3D imaging is a technique to develop or create the illusion of depth in an image. 3D imaging has become a very useful factor for industrial applications to assist in quality control processes. 3D imaging is the process of manipulating 2D data into three dimensional format, creating the illusion of depth.