The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 31, 2010
Filed:
Oct. 02, 2007
Kazuhiro Takahashi, Osaka, JP;
Hiromasa Sasaoka, Osaka, JP;
Shinya Hatano, Osaka, JP;
Ryozo Hosoda, Osaka, JP;
Kazuhiro Takahashi, Osaka, JP;
Hiromasa Sasaoka, Osaka, JP;
Shinya Hatano, Osaka, JP;
Ryozo Hosoda, Osaka, JP;
Funai Electric Co., Ltd., Osaka, JP;
Abstract
The optical pickup includes two objective lenses, and an objective lens holder that holds the two objective lenses. The objective lens holder has two fixture holes that pass through from the lower surface to the upper surface to which the two objective lenses are attached at an upper portion with space between them. The fixture hole is provided with a fixed lens supporting portion and two movable lens supporting portions for supporting the objective lens and adjusting tilt degree thereof. The movable lens supporting portion includes a through hole that passes through to the upper portion of the fixture hole and a column member that is inserted in the through hole in a slidable manner.