Customized lens, and system and method of producing thereof
US7322696B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 18, 2005 |
| Grant date | Jan 29, 2008 |
| Priority date | — |
| Expiry date | Aug 1, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C7/025
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Embodiments of the present invention provide a system and method of producing a customized spectacle lens. According to some exemplary embodiments, a method of producing a customized spectacle lens for use in a personalized viewing environment, e.g., a personalized short-distance viewing environment, a personalized long-distance viewing environment, or a personalized mixed-distance viewing environment, may include determining a personalized power profile of an intended user based on at least a far vision prescription of the user, a near vision prescription of the user, and customized values of a personalized gaze angle and a personalized distance of one or more control points in the viewing environment, the one or more control points corresponding to one or more objects in the viewing environment; and generating target surface data suitable for producing the customized spectacle lens based on the personalized power profile. Other embodiments are described and claimed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.