Marantz Japan, Inc.

D + M Holdings Inc.

Eiichi Kamino

Nobutomo Tanaka

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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Hiratsuka, Japan

Eiichi Kamino