Displaying device having two separate light receiving portions f

Displaying holographic three dimensional images

Displays having improved contrast

Distance measurement apparatus

Domain divided liquid crystal display device with particular pre

Dot-matrix type display device

Double bounce passive facet tracking with a reflective diffracti

Double seal pattern for a liquid crystal device with curved ends

Double TN cell LCD display with different Gooch and Tarry extrem

Double-layer liquid crystal device having a three dimensional ne

Double-layered type TN-LCD cell (O.sub.1 =O.sub.2)

Double-wavelength light source unit and optical head device...

Drive circuit for providing at least one of the output waveforms

Drive line wiring for liquid crystal display

Drive method for twisted nematic liquid crystal shutters for ste

Driving circuit for a liquid crystal display apparatus

Driving circuit of liquid crystal display which has delay means

Driving method for a ferroelectric liquid crystal displays havin

Driving method for a ferroelectric optical modulation device

Driving method for ferro-electric liquid crystal optical modulat