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:
Mar. 29, 2016
Filed:
Apr. 17, 2014
Applicant:
Carl Zeiss Microscopy Gmbh, Jena, DE;
Inventors:
Ingo Fahlbusch, Gottingen, DE;
Jan Buchheister, Jena, DE;
Georg Herbst, Gottingen, DE;
Max Funck, Weimar, DE;
Uwe Wolf, Magdala, DE;
Assignee:
Carl Zeiss Microscopy GmbH, Jena, DE;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 21/10 (2006.01); G02B 21/08 (2006.01);
U.S. Cl.
CPC ...
G02B 21/10 (2013.01); G02B 21/084 (2013.01);
Abstract
The invention relates to a ring illumination device () for a microscope objective (), and a microscope objective () provided with such a ring illumination device (). The ring illumination device () has at least two LED units () which are accommodated in an illumination ring () which can be connected to the microscope objective (). According to the invention, the ring illumination device () has at least one lower entrance opening () and at least one upper outlet opening () for cooling air, for cooling the LED units ().