Scanning optical systems

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United States of America Patent

PATENT NO 9675252
SERIAL NO

14347304

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Abstract

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Scanning mechanisms that have application in confocal imaging use electromagnetic actuation to move elements in an optical system. An objective lens mounted to a flexure comprising a magnetic material is actuated in the axial direction by an electromagnet coil. An optical path may pass through the coil. Scanning in transverse directions may be provided using magnetically actuated flexible beams which move the tip of an optical fiber or other pinhole in one or more transverse directions. Actuators may be actuated using driving currents that include an AC component and a DC bias component. The scanning mechanisms may be miniaturized and may be constructed to provide real-time imaging.

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Patent Owner(s)

Patent OwnerAddress
THE UNIVERSITY OF BRITISH COLUMBIAVANCOUVER BRITISH COLUMBIA
BRITISH COLUMBIA CANCER AGENCY BRANCHVANCOUVER BRITISH COLUMBIA V5Z 4E6

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Keqin Vancouver, CA 5 123
Chiao, Mu Richmond, CA 4 89
Mansoor, Hadi Burnaby, CA 2 32
Zeng, Haishan Vancouver, CA 42 2654

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