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:
Oct. 11, 1983
Filed:
May. 07, 1981
Applicant:
Inventors:
William Zinky, Los Altos, CA (US);
Larry Rosenberg, San Jose, CA (US);
Assignee:
Computervision Corporation, Santa Clara, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
355 52 ;
Abstract
A projection aligner is provided wherein anamorphic metric distortion can be introduced in the projection image by employing a bending mirror that makes a slight change in magnification along one axis of the image. In one embodiment of the invention a pneumatic bending mechanism is employed and in another embodiment, a mechanical system is employed.