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:
Jul. 15, 2003
Filed:
Jul. 02, 2002
Applicant:
Inventors:
Joseph C. Wagner, Phoenix, AZ (US);
Joel C. Johnson, Lake Oswego, OR (US);
Assignee:
Virtual Environment Technologies, LLC, Phoenix, AZ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 2/126 ; G03B 2/122 ; G03B 2/114 ; H04N 3/26 ; G02F 1/1335 ;
U.S. Cl.
CPC ...
G03B 2/126 ; G03B 2/122 ; G03B 2/114 ; H04N 3/26 ; G02F 1/1335 ;
Abstract
An image edge blender ( ) of this invention installs in an unmodified projector ( ) in place of the projection lens ( ), which then installs at the output end of the image edge blender assembly. The image edge blender includes a relay lens ( ) that relays an objective image plane ( ) formed in the projector to an intermediate focal plane ( ) formed within the image edge blender. An adjustable aperture assembly ( ) includes at least one shutter ( ) positioned at or near the intermediate focal plane and movable in rotational, parallel, and transverse directions relative to-the optical axis ( ).