Patent ID: 7626607

Claim:
A 3-dimensional image display device comprising: a frame surrounding a viewing space; a projector-installing frame disposed behind the frame surrounding the viewing space; at least a first, second, and third image projector; at least a first, second, and third screen disposed within the frame, each of the screens having an inside surface facing the viewing space and an outside surface facing away from the viewing space, said first and second image projectors for projecting images onto the outside surfaces of said first and second screens respectively, and the third image projector for projecting images through the viewing space and onto the inside surface of said third screen; a controller for outputting image data for a 3-dimensional display according, respectively, from said first, second, and third image projectors to said first, second, and third screens; wherein the first projector is disposed behind one side of the projector-installing frame, and the third projector is fixed inside the projector-installing frame disposed behind the frame, wherein the images from said first image projector are projected through the projector-installing frame and directly onto said first screen; the images from said second image projector are projected onto said second screen through reflection by a reflective member disposed outside of the frame, and the images from said third image projector fixed inside the projector-installing frame are projected onto said third screen through reflection by another reflective member, and wherein at least one set of said image projectors and said screens includes a polarizing means for polarizing light, said polarizing means being disposed between said image projector and said screen.