Intraocular lens with extended depth of focus
US9101466B2 · kind B2 · utility
5Cited by
9References
24Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 7, 2014 |
| Grant date | Aug 11, 2015 |
| Priority date | — |
| Expiry date | Aug 7, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C2202/20
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An ophthalmic lens is disclosed, one embodiment comprising an optic having an anterior surface and a posterior surface disposed about an optical axis, wherein at least one of the surfaces has a profile characterized by superposition of a base profile and an auxiliary profile, the auxiliary profile comprising a continuous pattern of surface deviations from the base profile. The auxiliary profile is a sinusoidal profile and can be amplitude modulated, frequency modulated or both amplitude and frequency modulated. The ophthalmic lens can be an IOL.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.