Patent ID: 7053865

Claim:
A 3-D display device comprising: a display means that displays left and right images at respective left and right positions on a display panel, the left and right images being partially overlapped on the display panel; and an optical magnifying system having left and right optical viewing systems with respective optical axes that are aligned substantially parallel with one another, the left optical viewing system having an exit pupil and an effective aperture that includes the optical axis of the right optical viewing system, and the right optical viewing system having an exit pupil and an effective aperture that includes the optical axis of the left optical viewing system; wherein: of the left and right images displayed on the display panel, only the left images are viewable at the left exit pupil and only the right images are viewable at the right exit pupil; the display means displays the left and right images alternately on the display panel in a time-multiplexed manner; and the displaying of the left and right images is synchronized with a switching operation between the left and right optical viewing systems so that the right optical viewing system forms only right images and the left optical viewing system forms only left images.