Video projector for dome screen

Details Video projector for dome screen Video projector for dome screen

2007-11-13

2007-11-13

Koval, Melissa Jan (Department: 2862)

Optics: image projectors

Plural

C353S122000, C345S001100, C348S036000, C348S048000, C348S745000, C348S806000

Reexamination Certificate

active

11114266

ABSTRACT:
A video projector projects an image without reducing the resolution, onto the full dome surface by the use of a single-eye fisheye lens. The video projector has a single-eye fisheye lens for projecting a beam of light from an image display device onto the dome surface, a plurality of image display devices jointly uses the fisheye lens. The beams of light from the respective image display devices are combined and sent to the fisheye lens. Projected regions of images displayed on the respective image display devices correspond to certain sections of the dome surface. The projection image extends throughout the full dome surface.

REFERENCES:
patent: 5803570 (1998-09-01), Chen et al.
patent: 6253494 (2001-07-01), Shaffron

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