Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
IMPROVED OPTICAL ARRANGEMENT
Document Type and Number:
WIPO Patent Application WO/2012/063075
Kind Code:
A3
Abstract:
The present disclosure relates to an improved optical arrangement for an optical imaging system or the like, comprising: an optical device; a digital micromirror device having a plurality of individually addressable micromirrors; a convex mirror; and a concave mirror concentric to the convex mirror. The convex mirror and the concave mirror define an optical triplet which is located in an optical path with the digital micromirror device and the optical device. The concave mirror comprises two concave mirror sections, one or both concave mirror sections being moveable relative to the convex mirror so as to control an image mapping between the digital micromirror device and the optical device.

Inventors:
HARTELL, Nicholas Anthony (17 Hillshot, Letchworth Garden City, Hertfordshire SG61SA, GB)
MARTIAL, Franck Pierre (Flat 1, 7 St James Road, Leicester Leicestershire LE2 1HR, GB)
Application Number:
GB2011/052196
Publication Date:
July 05, 2012
Filing Date:
November 11, 2011
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
UNIVERSITY OF LEICESTER (University Road, Leicester Leicestershire LE1 7RH, GB)
HARTELL, Nicholas Anthony (17 Hillshot, Letchworth Garden City, Hertfordshire SG61SA, GB)
MARTIAL, Franck Pierre (Flat 1, 7 St James Road, Leicester Leicestershire LE2 1HR, GB)
International Classes:
G02B21/00; G02B17/06
Domestic Patent References:
WO2009002537A12008-12-31
WO1998028655A21998-07-02
Foreign References:
US20050249396A12005-11-10
JP2006196559A2006-07-27
US20050270528A12005-12-08
US3748015A1973-07-24
Other References:
See also references of EP 2638423A2
Attorney, Agent or Firm:
MURGITROYD & COMPANY (Scotland House, 165-169 Scotland Street, Glasgow G5 8PL, GB)
Download PDF: