| 20080285125 | OPTICAL PANEL FOR FRONT PROJECTION UNDER AMBIENT LIGHTING CONDITIONS - An optical display panel that comprises a plurality of stacked optical waveguides including a plurality of stacked optical waveguides each having an optical core with a first and a second surface, a cladding layer on each of the first and second surfaces of the core, a diffuser on the front face of the stacked waveguides, and a reflector on the back face of the stacked waveguides. The stacked waveguides form a front face and a back face and images are viewed from the front face of the stacked waveguides, which are planar. | 11-20-2008 |
