Substrates for optical cards, process for preparing substrates f

Super-resolution optical head apparatus

Super-resolution optical head device which produces side spots w

Super-resolution optical head using optical separator

Super-resolution scanning optical system by incoherently superim

Superimposing circuit module for reducing spurious...

Supplemental memory having media directory

Supra-density optical photochromic rewrite data access system

Switchable filter for modulating laser intensity and reducing la

Switching laser beam apparatus with recombined beam for recordin

System and method for coarse gain control of wide band amplifier

System and method for encoding read-only information on...

System and method for erasing light-responsive optical disks

System and method for high resolution optical recording using an

System and method for high resolution optical recording using du

System and method for improved data storage

System and method for measuring signal deviation used in an...

System and method for measuring signal deviation used in an...

System and method for recording of information on a...

System and method for recording of information on a...