Radiation source-detection unit employing a grating having two g
Radio frequency zero crossing signal generator for optical...
Read circuit for disc player
Read head for ultra-high-density information storage media...
Read out apparatus for reading out information from magneto-opti
Read-write optical disk
Read/write CD ROM system using an electro-optic modulator to cro
Read/write head for optical disks
Read/write laser-detector-grating unit (LDGU) with an orthogonal
Readback circuit for an optical information reading and recordin
Readback circuits for magnetooptic players
Reader for optical recording medium
Reading device for multi-layered optical information carrier
Reading from record medium in either an inverted or non-inverted
Reading method and apparatus for a three-dimensional...
Reading multiple tracks data with a microscope scanner and a two
Reading optical disks having substrates with diverse axial thick
Reading-writing pickup head
Readout method and apparatus for optical information medium
Record carrier with optically readable phase structure having tr