A liquid crystal display (LCD) device is disclosed, in which a hole or groove is formed at the same direction as the axis of polarization of first and second polarizers for improving the luminance, and an electric field inducing window or a dielectric protrusion is formed corresponding to the center...http://www.google.de/patents/US6940571?utm_source=gb-gplus-sharePatent US6940571 - Liquid crystal display device
