The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 05, 2023
Filed:
May. 17, 2023
Carl Zeiss Vision International Gmbh, Aalen, DE;
Dieter Braunger, Essingen, DE;
Carl Zeiss Vision International GmbH, Aalen, DE;
Abstract
A spectacle lens design includes a first zone which has a focal power that provides a focused image on the fovea and a given a height and width. A second zone at least partly surrounds the first zone and contains at least one of the following: (i) focusing structures providing a focal power resulting in a myopic defocus or (ii) diffusing structures, such as scattering centers, leading to a diffusion of light passing the second zone. The first zone is curved to follow the converging line of sight of the wearer upon reading and contains a nasal segment, a temporal segment, and a central segment located between the nasal segment and the temporal segment The nasal segment and the temporal segment are shifted downwards with respect to the central segment.