Patent ID: 7168809
Filing Date: 2007-01-30
Classification: G02B,G03B,H04N

Abstract:
1. A stereoscopic display apparatus comprising: a rotatable screen having a viewing angle restriction filter; first and second mirror groups disposed concentrically around a rotation axis of said screen, each of said first and second mirror groups comprising a plurality of mirrors arranged in a ring form along a circular cone having the rotation axis of said screen as a central axis thereof; and an electronic projector opposed to mirror surfaces of the mirrors included in said first and second mirror groups and disposed in a position to project first and second image groups each including different frame images which represent different aspects of a substance onto the mirror surfaces of said first and second mirror groups separately, wherein said electronic projector is disposed so as to project the frame images onto the mirrors in said first and second mirror groups, and the mirrors in said first and second mirror groups are disposed on optical paths of an optical system in which the first and second frame image groups projected from said electronic projector are reflected by the mirror surfaces of the mirrors and projected onto said screen.