Balance gain tuning apparatus capable of connecting errors...

Bandwidth reduction in writeable optical data storage apparatus

Beam applying method, beam applying apparatus, and optical...

Beam combining and separating apparatus useful for combining and

Beam control device utilizing beam having a specific direction o

Beam controller for magneto-optical disc memory system

Beam controller for magneto-optical disc memory system

Beam diameter expansion of a multi-beam optical information syst

Beam expander to change an elliptical light beam emitted from a

Beam expansion and relay optics for laser diode array

Beam focusing in near-field optical recording and reading

Beam shaping device

Beam shaping device

Beam shaping element, and light source unit and optical...

Beam shaping prism and optical pickup employing the same

Beam shaping prism and optical pickup employing the same

Beam shifting element for an optical storage system

Beam splitter

Beam splitter arrangement for magneto-optical recording device

Beam splitter for optical recording