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:
Apr. 17, 2012
Filed:
Nov. 05, 2008
Applicants:
Jamieson Christmas, Milton, GB;
Neil Collings, Linton, GB;
Andreas Georgiou, Larnaca, CY;
Inventors:
Assignee:
Cambridge Enterprise Limited, Cambridge, Cambridgeshire, GB;
Primary Examiner:
Int. Cl.
CPC ...
G03H 1/08 (2006.01); G02B 27/46 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of forming an image comprising providing a device for imparting respective phase shifts to different regions of an incident wavefront, wherein the phase shifts give rise to an image in a replay field, and causing zero-order light to be focused into a region between the replay field and the device.