Invention Grant
US08684523B2 Spectacle lens, spectacle lens design method, and design apparatus
有权
眼镜镜片，眼镜镜片设计方法及设计装置
- Patent Title: Spectacle lens, spectacle lens design method, and design apparatus
- Patent Title (中): 眼镜镜片，眼镜镜片设计方法及设计装置
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Application No.: US13452511Application Date: 2012-04-20
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Publication No.: US08684523B2Publication Date: 2014-04-01
- Inventor: Osamu Wada , Tadashi Kaga , Hiroshi Asami
- Applicant: Osamu Wada , Tadashi Kaga , Hiroshi Asami
- Applicant Address: PH Cavite
- Assignee: Hoya Lens Manufacturing Philippines Inc.
- Current Assignee: Hoya Lens Manufacturing Philippines Inc.
- Current Assignee Address: PH Cavite
- Agency: DLA Piper LLP (US)
- Priority: JP2011-100847 20110428
- Main IPC: G02C7/02
- IPC: G02C7/02
Abstract:
A spectacle lens includes a first region which is located in at least part of a portion of a lens where a pivotal angle of an eyeball of a wearer ranges from 20 to 60 degrees and in which correcting astigmatism has priority over correcting average power based on prescribed power, and a second region which is formed inside the first region and in which correcting the average power has priority over correcting the astigmatism.
Public/Granted literature
- US20120274893A1 Spectacle Lens, Spectacle Lens Design Method, and Design Apparatus Public/Granted day:2012-11-01
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