Invention Grant
- Patent Title: Optical pickup
- Patent Title (中): 光学拾音
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Application No.: US11905627Application Date: 2007-10-02
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Publication No.: US07787340B2Publication Date: 2010-08-31
- Inventor: Kazuhiro Takahashi , Hiromasa Sasaoka , Shinya Hatano , Ryozo Hosoda
- Applicant: Kazuhiro Takahashi , Hiromasa Sasaoka , Shinya Hatano , Ryozo Hosoda
- Applicant Address: JP Osaka
- Assignee: Funai Electric Co., Ltd.
- Current Assignee: Funai Electric Co., Ltd.
- Current Assignee Address: JP Osaka
- Agency: Morgan Lewis & Bockius LLP
- Priority: JP2006-271571 20061003
- Main IPC: G11B17/00
- IPC: G11B17/00

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.
Public/Granted literature
- US20080095020A1 Optical pickup Public/Granted day:2008-04-24
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