Invention Grant
- Patent Title: Vision system, alignment system for aligning display panel and patterned retarder on stereoscopic image display using the vision system
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Application No.: US13333182Application Date: 2011-12-21
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Publication No.: US09618761B2Publication Date: 2017-04-11
- Inventor: Wonki Park , Mikyung Park
- Applicant: Wonki Park , Mikyung Park
- Applicant Address: KR Seoul
- Assignee: LG DISPLAY CO., LTD.
- Current Assignee: LG DISPLAY CO., LTD.
- Current Assignee Address: KR Seoul
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: KR10-2010-0132520 20101222
- Main IPC: H04N13/04
- IPC: H04N13/04 ; G02B27/26
Abstract:
A vision system for obtaining an image of a patterned retarder comprising first and second patterns having different optical axes is provided. The vision system comprises a camera, a ½ wavelength plate arranged in front of a lens of the camera, a rotatable ¼ wavelength plate arranged in front of the ½ wavelength plate.
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