Patent ID: 6398367
Filing Date: 2002-06-04
Classification: G03B,Y10S

Abstract:
A light source device used in a projector that optically processes a light beam emitted from a light source to form an optical image, the projector enlarging and projecting the optical image using a projection lens, and the light source device comprising:a light source unit having a light source lamp and a reflector that reflects light emitted from the light source lamp; and a lamp housing that substantially covers an outer surface of the light source unit, the lamp housing having an uncovered opening plane to a front of the reflector, the light source lamp, the reflector, and the lamp housing being integrally formed as a unit in the projector so that the unit may be exchangeable, and the lamp housing having an opening provided with at least one scattering-preventing piece at the back of the reflector.