Optical pickup and optical information processing apparatus

Details Optical pickup and optical information processing apparatus Optical pickup and optical information processing apparatus

2005-05-27

2008-11-11

Hindi, Nabil Z (Department: 2627)

Dynamic information storage or retrieval

Specific detail of information handling portion of system

Radiation beam modification of or by storage medium

C369S112100

Reexamination Certificate

active

07450486

ABSTRACT:
An optical pickup performing recording, reproduction and deletion of information on or from an optical recording medium. The pickup includes light sources for information recording media using a blue wavelength beam, information recording media of DVD family and information recording media of CD family. A single object lens may be used to condense light from any of the light sources. A single aberration correction device may be disposed in a common light path between each of the light sources and the object lens.

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