Optical scanning system
Optical system
Optical system featuring change in magnification by combined...
Optical system for electro-optical scanner
Optical system for recording and reading an information on a...
Optical system for scanning and flash exposing of document
Optical system for scanning during reciprocal motion
Optical system magnification changing device
Optical system with selectable feeds
Optically sensitized light-sensitive material
Optics contamination prevention utilizing a coanda air...
Organic coated development electrodes and methods thereof
Organic compositions and photoconductive imaging members
Organic electrophotographic conductor
Organic photoconductive composition and electrophotographic...
Organic photoconductive compositions for electrophotography
Organic photoconductive compositions for use in...
Organic photoconductive layer sensitized with trimethine...
Organic photoconductive material
Organic photoconductive material