Device for driving optical parts of an optical pickup

Details Device for driving optical parts of an optical pickup Device for driving optical parts of an optical pickup

1988-04-11

1989-08-29

Arnold, Bruce Y.

Dynamic information storage or retrieval

Information location or remote operator actuated control

Selective addressing of storage medium

350247, 369 45, G02B 702

Patent

active

048611387

ABSTRACT:
A device for driving optical parts of an optical pickup comprises a magnet having first and second magnetic pole surfaces, each of the first and second magnetic pole surfaces having adjacent different magnetic poles which generate a magnetic field that is disposed perpendicularly to the magnetic field of the other magnetic pole surface, and first and second coils which oppose corresponding first and second magnetic pole surfaces.

REFERENCES:
patent: 4643522 (1987-02-01), Takashima
patent: 4752117 (1988-06-01), Ichikawa et al.

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