Optical diffuser plates

Optical display apparatus

Optical fiber-guided scanning device

Optical fibre amplifiers

Optical imaging device

Optical imaging system for a copying machine

Optical LED printhead with lens locator bar

Optical print head for optical printing devices

Optical printer of scaning type

Optical reproduction apparatus and improved bellows therefor

Optical scanner

Optical scanning apparatus having means to stabilize optical uni

Optical scanning device as well as a microfilm reader-printer wi

Optical scanning device for image forming apparatus

Optical scanning system for slitwise exposure

Optical switching scheme for SCD donor roll bias

Optical system driving device

Optical system for a scanning apparatus with reflector pairs at

Optical system for copier

Optical system for scanning during reciprocal motion providing 1