Patent ID: 8444278

Claim:
A projection display apparatus which includes a housing case housing a light source; a light valve configured to modulate light emitted from the light source; and a projection unit configured to project light emitted from the light valve on a projection plane, the projection display apparatus being placed along placement faces substantially parallel to the projection plane, wherein the housing case has a substantially rectangular parallelepiped shape having a width parallel to the projection plane, the housing case has a projection-plane-side sidewall and a front-side sidewall, the projection-plane-side sidewall facing the placement surface, the front-side sidewall being provided on an opposite side to the projection-plane-side sidewall, and the front-side sidewall has a protruding portion protruding outward of the center of the width of the housing case wherein an inner surface of the protruding portion has a shape along a concave mirror and the protruding portion continues to a front-side sidewall.