Optical system for optical information recording/reproducing app

Details Optical system for optical information recording/reproducing app Optical system for optical information recording/reproducing app

1994-05-13

1995-05-30

Young, W. R.

Dynamic information storage or retrieval

Specific detail of information handling portion of system

Radiation beam modification of or by storage medium

369119, 369 4414, 369 54, G11B 700

Patent

active

054208483

ABSTRACT:
An optical system for an optical information recording/reproduction apparatus, includes a light source, an objective lens for focusing a light beam from the light source on a recording medium, a beam splitter arranged between the light source and the objective lens, a detector for detecting a light beam split by the beam splitter, a galvano mirror arranged between the objective lens and the beam splitter, the galvano mirror having an opening, and a sensor for receiving the light beam from the light source via the opening.

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