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:
Feb. 13, 1990
Filed:
May. 25, 1988
Applicant:
Inventors:
Horst Raff, Oberkochen, DE;
Rolf Traeger, Aalen, DE;
Assignee:
Carl-Zeiss-Stiftung, Heidenheim, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J / ; G02B / ;
U.S. Cl.
CPC ...
250216 ; 2502 / ; 350441 ;
Abstract
The invention is directed to a viewing window having a wide-angle view. This window is realized by subdividing the space to be viewed into sectors which requires the utilization of several different prismatic bodies.