Automatic focusing system for projectors

Backlash free lens focusing apparatus

Composite apparatus for the direct projection and overhead or ba

Display device for projecting an image alternatively onto a...

Filmstrip projector

Front/rear projection system

Light source device for display device, display device, and...

Portable multimode display device

Projector for visual images

Projector having a liquid crystal display panel

Rear projection display device and projecting method used...

Rear screen projector with remote projection capability

Rear/remote-screen projector

Slide projector for front and rear projection

Slide projector for wall projection and groundglass plate projec

Video tape recorder equipped with liquid crystal display project