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.

Date of Patent:
Jan. 28, 2025

Filed:

Sep. 24, 2019
Applicants:

Carl Zeiss Meditec Ag, Jena, DE;

Carl Zeiss Meditec, Inc., Dublin, CA (US);

Inventor:

Matthew J. Everett, Livermore, CA (US);

Assignees:

Carl Zeiss Meditec, Inc., Dublin, CA (US);

Carl Zeiss Meditec AG, Jena, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 3/12 (2006.01); A61B 3/10 (2006.01); A61B 3/15 (2006.01);
U.S. Cl.
CPC ...
A61B 3/1225 (2013.01); A61B 3/1025 (2013.01); A61B 3/156 (2013.01);
Abstract

A scan imaging system has a scanning component that receives light from a light source, and creates a scanning beam that is directed by an optic train to a sample to be imaged. A camera captures light returning from the sample to construct an image. Reflexes on a target lens within the optic train are prevented by one or more light blocks. A first light block, imaged to the target lens, is positioned in alight path from the light source to the scanning component to create a first moving dark zone on the target lens through which the scanning beam from the scanning component to the sample may not pass. A second light block, also imaged to the target lens, is positioned in alight path from the sample to the collector to create a second moving dark zone on the target lens through which light returning from the sample may not pass. The moving dark zones maintain the scanning beam separate from the returning light on the target lens.


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