Patent ID: 8690356

Claim:
A video display device comprising: a light source unit; a display device having a pixel area in which a display video image is to be formed; and a light guide unit for guiding outgoing light from said light source unit to said pixel area of said display device, wherein said light guide unit includes a rod integrator having an input opening through which said outgoing light from said light source unit enters and an output opening provided on a side opposite to said input opening; and a light shielding plate provided between said input opening of said rod integrator and said light source unit, and said light shielding plate has a plurality of openings for passing said outgoing light from said light source unit to said rod integrator, said plurality of openings correspond to a plurality of openings respectively, and each of said plurality of openings has a predetermined fixed shape, and said light shielding plate is arranged in a state where one of said plurality of openings, which has a shape similar to that of said input opening of said rod integrator which is actually mounted, is aligned with said input opening.