Patent ID: 6981772
Filing Date: 2006-01-03
Classification: G02B,G03B,H04N

Abstract:
1. An apparatus to align panels in a projector, the apparatus comprising: a synthesizing system having prisms formed at a rear portion of a projection lens for synthesizing a beam, panels mounted parallel to the prisms for forming an image, and a prism holder having an upper plate located on an upper portion of the prisms for supporting the prisms and the panels; an illuminating system casing having a receiving space opened toward a projection lens side thereof for putting the synthesizing system on the casing, and optical paths for irradiating different beams on the panels; and a synthesizing system holding plate for holding the synthesizing system at an upper portion, the synthesizing system holding plate having both ends located on the illuminating system casing and at least one portion located on the upper plate.