Compact dual wavelength optical pickup head

Compact optical head

Compact optical head including two light emitters having paralle

Compact optical head including two light emitters having...

Compact optical pick-up head employing non-diffractive element

Compact optical pick-up lead with a vertically inclined substrat

Compact optical pickup device with beam splitter

Compact size magneto-optical head with a hologram and a beam spl

Compatible optical disk player and data recording and...

Compatible optical pick-up apparatus for recording and...

Compatible optical pickup

Compatible optical pickup and method of aligning optical...

Compatible optical pickup apparatus

Compatible optical pickup device using a single light source

Compatible optical pickup for high-density...

Compatible optical pickup having diffractive device to...

Compatible optical pickup having diffractive device to...

Compatible optical pickup using light sources following a...

Compatible polymers, and use of same for registering optically r

Compensating for sherical aberration induced when reading...