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:
May. 31, 2011
Filed:
Mar. 23, 2006
Applicants:
Eckhard Schroeder, Eckental, DE;
Matthias Wottke, Burgthann, DE;
Rudolf Von Buenau, Jena, DE;
Inventors:
Assignee:
Carl Zeiss Meditec AG, Jena, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 19/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method and device for modifying optical system properties by means of a continuously multifocal profile, wherein said profile comprises a component for increasing the optical system focal depth and is calculated according to a fourth-order Zernike polynom. The aim of said invention is to avoid the eye base refraction and, for this purpose, said focal depth increasing component is also calculated according to the second-order Zernike polynom.