Apparatus for reproducing recorded information

Apparatus for reproducing recorded information

Apparatus for reproducing signal from multi-layered optical...

Apparatus for rotatably supporting a recording member

Apparatus for scanning variable area optical sound tracks by par

Apparatus for switching modes based on quantity of light...

Apparatus for the point-by-point scanning of an object

Apparatus for varying track spacing in multi-track optical recor

Apparatus having a movable portion and a fixed portion for repro

Apparatus of reproducing recorded signal on optical...

Apparatus using an optical pickup

Apparatus with multiple heads adjusted for optimum performance a

Apparatus, system, and method for calibrating a holographic...

Apparatuses and methods for directing light beams in an...

Apparatuses and methods for reading after writing in optical...

Architectures for high-capacity content-addressable...

Arrangement for reading an information carrier

Aspherical objective lens for reading information from...

Assembly used for precisely positioning the component parts of a

Astigmatic difference correcting method for optical head and app