Patent ID: 7270426
Filing Date: 2007-09-18
Classification: G03B

Abstract:
1. A multi-projection display to project images, comprising: a plurality of projectors to project a plurality of unit images by tiling in a state having an overlap in part thereof, each of the projectors including a projector housing; a projection lens; a light-amount adjusting device, to adjust an amount of light to the overlap, provided inner of the projector housing than the projection lens of each of the projectors; a cross-dichroic prism, the light-amount adjusting device being provided on a light-exit side of the cross-dichroic prism; a reflector plate; and a reflectivity-changed region to adjust a reflectivity of the reflector plate, being provided in part of the reflector plate, the reflectivity-changed region being used as the light-amount adjusting device.