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 (GB)
MARTIAL FRANCK PIERRE (GB)
MARTIAL FRANCK PIERRE (GB)
Application Number:
PCT/GB2011/052196
Publication Date:
July 05, 2012
Filing Date:
November 11, 2011
Export Citation:
Assignee:
UNIV LEICESTER (GB)
HARTELL NICHOLAS ANTHONY (GB)
MARTIAL FRANCK PIERRE (GB)
HARTELL NICHOLAS ANTHONY (GB)
MARTIAL FRANCK PIERRE (GB)
International Classes:
G02B21/00; G02B17/06
Domestic Patent References:
| WO2009002537A1 | 2008-12-31 | |||
| WO1998028655A2 | 1998-07-02 |
Foreign References:
| US20050249396A1 | 2005-11-10 | |||
| JP2006196559A | 2006-07-27 | |||
| US20050270528A1 | 2005-12-08 | |||
| US3748015A | 1973-07-24 |
Other References:
See also references of EP 2638423A2
Attorney, Agent or Firm:
MURGITROYD & COMPANY (165-169 Scotland Street, Glasgow G5 8PL, GB)
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