Cooling system for projector

Copy viewer

Correcting apparatus for projection system

Correcting apparatus for projection system

Correcting for keystone distortion in a digital image...

Correction of image distortion

Coupling prism assembly and projection system using the same

Cover plate for a microform reader

Creation of multiplanular images

Credit card validation aid

Cross dichroic mirror, illuminating device, and projection...

Cross dichroic mirror, illuminating device, and projection...

Cross dichroic prism and reflection type liquid crystal...

CRT coupling apparatus of projection television

Cursor for use in microfilm reader

Curved band-pass filter

Curved surface, real image dome display system, using...

Cylindrical color wheel and fabricating method thereof and...

Cylindrical lens array for scrolling colors, projection...