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 focus control system for optical record carrier scanning ap

Beam focusing in near-field optical recording and reading

BEAM IRRADIATION APPARATUS, OPTICAL APPARATUS HAVING BEAM...

Beam irradiation device and laser radar

Beam position control system of an optical disk unit

Beam position detecting device for optical disc apparatus

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

Beam splitter inspection apparatus and method