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:
Sep. 14, 2010
Filed:
Mar. 20, 2006
Applicants:
Joerg Schipke, Malsch, DE;
Matthias Westenhoefer, Offenburg, DE;
Inventors:
Joerg Schipke, Malsch, DE;
Matthias Westenhoefer, Offenburg, DE;
Assignee:
ISRA Vision AG, Darmstadt, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01B 11/24 (2006.01);
U.S. Cl.
CPC ...
Abstract
An apparatus and a method for examining a curved surface (), having a camera () and an objective () and a lamp (), is described. The camera () can be aimed at the inside of the curved surface (), and the lamp () can be located such that light () emitted by the lamp () is reflected from the inside of the curved surface () into the camera (). To attain high contrast with a simple arrangement, the lamp () is located in the beam path of the objective () of the camera ().