Projector apparatus

Details Projector apparatus Projector apparatus

2006-07-04

2006-07-04

Perkey, W. B. (Department: 2851)

Optics: image projectors

Color filter

C353S088000, C353S097000, C353S101000, C353S031000, C353S037000, C348S655000, C348S743000, C348S771000, C349S007000, C349S106000

Reexamination Certificate

active

07070284

ABSTRACT:
A projector apparatus includes digital micromirror device (DMD) Color temperature and adjustment of white balance with respect to projection light can be detected in a light condition in a convenient manner. A position of the picture formed by the projection light on the screen can be shifted. A projector apparatus includes a shutter disposed downstream of the projection optics for blocking the projection light and a sensor attached to the shutter. In a second embodiment, a projector apparatus includes a sliding structure for causing a projection optics to be slid relative to a casing constituting an apparatus body in a perpendicular relation to the optical axis of projection optics means and a follow-up structure for causing a sensor to follow the projection optics means.

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patent: 2002/0154277 (2002-10-01), Mukawa et al.
patent: 2004/0196442 (2004-10-01), D'Alessio et al.
patent: 2001-188196 (2001-07-01), None

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