Apparatus for recording on master optical disc

Apparatus for recording/reproducing holographic data

Apparatus for recording/reproducing information data in two dime

Apparatus for recording/reproducing of a double-sided optic disk

Apparatus for reproducing a magneto-optical disk using a shot no

Apparatus for reproducing data from optical data recording mediu

Apparatus for reproducing information by delaying and attenuatin

Apparatus for reproducing information from opto-magnetic record

Apparatus for reproducing information out of optical record medi

Apparatus for reproducing information recorded on optical disc

Apparatus for reproducing optical information contained disks of

Apparatus for reproducing optical record medium

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