Invention Grant
- Patent Title: Full depth of focus intraocular lens
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Application No.: US16381359Application Date: 2019-04-11
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Publication No.: US11751990B2Publication Date: 2023-09-12
- Inventor: Yueai Liu
- Applicant: Alcon Inc.
- Applicant Address: CH Fribourg
- Assignee: Alcon Inc.
- Current Assignee: Alcon Inc.
- Current Assignee Address: CH Fribourg
- Agency: Patterson + Sheridan, LLP
- Main IPC: A61F2/16
- IPC: A61F2/16

Abstract:
An ophthalmic lens comprising an anterior surface and a posterior surface, at least one of the anterior surface and posterior surface including a first surface region corresponding to a photopic aperture of a pupil and a second surface region corresponding to a difference between the photopic aperture and a mesopic aperture of the pupil. A first microstructure pattern formed in a the first surface region, the first microstructure pattern introducing a phase perturbation into an optical path of incoming light such that a full depth of focus for photopic vision is provided.
Public/Granted literature
- US20190314148A1 FULL DEPTH OF FOCUS INTRAOCULAR LENS Public/Granted day:2019-10-17
Information query
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