Patent ID: 7726820

Claim:
A projection display unit comprising: a light source; an optical unit including a light valve and a projection lens; an operating part including one or more of a power switch button, an input signal changeover button, an auto-focus changeover button, a tilt adjustment button, a zoom adjustment button, and a focus button; a terminal part including one or more of a power cord connection terminal and a picture signal input terminal; a cooling fan for cooling the light source and the optical unit; and a cabinet for housing the light source, the optical unit, the operating part, the terminal part, and the cooling fan, the cabinet comprising: a base cabinet on which the light source, the optical unit, and the cooling fan are mounted, the base cabinet having a front side with an opening for the projection lens; a first side face in which the operating part and terminal part are disposed; a second side face, which is opposite the first side face, and in which an exhaust port is provided for discharging heat from the cooling fan; and a top cover mounted to cover the base cabinet, the top cover having a rear face portion on the opposite side of the opening for the projection lens; wherein the rear face portion is formed in the shape of a laid-down U-shaped curved surface, and the distance between the top cover and the base cabinet is 50 mm or less.