Apparatus for fixing half mirror of optical pickup
Apparatus for focusing a light beam onto an information memory m
Apparatus for forming an image on an optical disk
Apparatus for furnishing data signals from an optically readable
Apparatus for gathering and displaying information about the con
Apparatus for generating a data signal at an optimal phase
Apparatus for generating a magnetic biasing field for recording
Apparatus for generating a tracking error signal
Apparatus for generating clock signals for data reproduction
Apparatus for generating magnetic field in a magneto-optic recor
Apparatus for generating magnetic field varying in response to a
Apparatus for generating seek direction detecting signal...
Apparatus for generating seek direction detection signal
Apparatus for generating track count pulse
Apparatus for generating tracking error signal in optical...
Apparatus for generating tracking error signals
Apparatus for generating tracking error signals
Apparatus for generating tracking error signals
Apparatus for generating tracking error signals in a differentia
Apparatus for high density holographic optical data storage