Patent ID: 7059729

Claim:
A display apparatus, comprising: a rotatable screen which has a view-angle limiting element for limiting a view-angle provided on a surface of the screen; a mirror group which comprises a plurality of mirrors arrayed in a ring form along a surface of a circular cone which sets a central axis as an axis of rotation of the screen; and a plurality of electronic projectors arranged at positions where oppose to mirror faces of the mirrors comprising the mirror group and project different image divisions representing different sides of an object to respective ones of the mirror faces, wherein each of the electronic projectors is arranged to project at least one respective image division to plural predetermined ones of the mirrors which constitute a sub-group of the mirror group, and each one of the sub-group mirrors is arranged on an optical path of an optical system in which the respective image division projected from the respective electronic projector is reflected on each mirror face and is then projected to the surface of the screen.