Waveform equalizer for a reproduction signal obtained by...

Waveform equalizer for obtaining a corrected signal and...

Waveform equalizer for use in a recorded information...

Waveform shaping method and apparatus for optical recording

Wavefront aberration compensation element, optical pickup,...

Wavefront aberration compensation in an optical data recording a

Wavefront aberration correcting device and optical pickup...

Waveguide multilayer holographic data storage

Waveguide multilayer holographic data storage

Waveguide optical pick-up head using mach-zehnder interferometer

Waveguide-gratings used for analysis of optical beams constructe

Wavelength converting element and system for recording and repro

Wavelength multiplexing optical recording apparatus

Wavelength selecting wavelength plate and optical head...

Wavelength selective coatings for optical disc security

Wavelength selective optical data storage system

Wavelength selective optical recording and reproducing method

Wavelength-multiple optical recording medium

Wavelength-selective light-shielding element and optical...

Wear resistant data storage device