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. 05, 2015
Filed:
Nov. 16, 2011
Wolfgang Becken, Munich, DE;
Gregor Esser, Munich, DE;
Helmut Altheimer, Baisweil-Lauchdorf, DE;
Edda Wehner, Emmering, DE;
Stephan Trumm, Munich, DE;
Werner Mueller, Oetisheim, DE;
Dietmar Uttenweiler, Icking, DE;
Wolfgang Becken, Munich, DE;
Gregor Esser, Munich, DE;
Helmut Altheimer, Baisweil-Lauchdorf, DE;
Edda Wehner, Emmering, DE;
Stephan Trumm, Munich, DE;
Werner Mueller, Oetisheim, DE;
Dietmar Uttenweiler, Icking, DE;
Rodenstock GmbH, Munich, DE;
Abstract
A method for producing a series of base lenses, which cover a predetermined power range, wherein each base lens of the series has a base power different from the base powers of the other base lenses of the series, and has at least one diffractive base grating, the method comprising: specifying the base powers of each base lens of the series and calculating the base grating of each base lens of the series so as to minimize the color fringe of the respective base lens with the specified base power in a predetermined region of the spectacle lens.