Invention Grant
- Patent Title: Lens shutter and aperture control devices
- Patent Title (中): 镜头快门和光圈控制装置
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Application No.: US11953789Application Date: 2007-12-10
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Publication No.: US08842355B2Publication Date: 2014-09-23
- Inventor: Michael Gabriel Lipton , Ilya Polyakov , Jonathan R. Heim
- Applicant: Michael Gabriel Lipton , Ilya Polyakov , Jonathan R. Heim
- Applicant Address: US OH Cleveland
- Assignee: Parker-Hannifin Corporation
- Current Assignee: Parker-Hannifin Corporation
- Current Assignee Address: US OH Cleveland
- Agency: K&L Gates LLP
- Main IPC: G02B26/02
- IPC: G02B26/02 ; G03B9/06 ; G02B7/08
Abstract:
The present invention provides optical systems, devices and methods which utilize one or more electroactive polymer actuators to provide shutter and/or aperture control.
Public/Granted literature
- US20090147340A1 Lens shutter and aperture control devices Public/Granted day:2009-06-11
Information query
