Invention Grant
- Patent Title: Multifocal ophthalmic lenses and related methods
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Application No.: US18234389Application Date: 2023-08-16
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Publication No.: US12111517B2Publication Date: 2024-10-08
- Inventor: Martin Webber , Percy Lazon de la Jara
- Applicant: CooperVision International Limited
- Applicant Address: GB Fareham
- Assignee: COOPERVISION INTERNATIONAL LIMITED
- Current Assignee: COOPERVISION INTERNATIONAL LIMITED
- Current Assignee Address: GB Fareham
- Agency: Kilyk & Bowersox, P.L.L.C.
- Main IPC: G02C7/06
- IPC: G02C7/06

Abstract:
A multifocal ophthalmic lens wherein a first surface of the lens is shaped to form a surface power map and a second surface of the lens is shaped to form a second surface power map. The first surface power map and the second surface power map together form a lens power map. The first surface power map, the second surface power map, or the lens power map comprises a spiral. The spiral has a variation across at least a portion of the lens. Methods of making and using such lenses are also provided.
Public/Granted literature
- US20230393418A1 Multifocal Ophthalmic Lenses and Related Methods Public/Granted day:2023-12-07
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