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:
Nov. 07, 2006
Filed:
Aug. 10, 2002
Applicants:
Alfred Hengst, Lahnau, DE;
Gernot Kettler, Nürnberg, DE;
Sigrun Kammans, Herborn, DE;
Inventors:
Assignee:
Leica Camera AG, Solms, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 23/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A monocular or binocular optical system that is capable of automatically adjusting a diopter setting upon or during a change in magnification in a way that acts to preserve focus and a corresponding method for adjusting a diopter setting to preserve focus upon or during a change in magnification.