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. 18, 1997
Filed:
Dec. 21, 1995
Applicant:
Inventor:
Fritz Strahle, Heubach, DE;
Assignee:
Carl-Zeiss-Stiftung, Heidenheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
359377 ; 359363 ;
Abstract
The invention is directed to a zoom system for at least two stereoscopic viewing beam paths and includes a multi-element pancratic magnification system as well as an afocal inverting system arranged downstream of the pancratic magnification system at the viewing/documentation end. The inverting system images the stereoscopic pupillary plane or the apparatus pupils of the viewing/documentation unit approximately in the center of the pancratic magnification system. The zoom system is especially suitable for a stereomicroscope.
Strahle, Fritz. (1997). Zoom system for at least two stereoscopic viewing beam paths (U.S. Patent No. 5612817). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5612817
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