Title:
LIGHT ENGINE FOR PROJECTION APPLICATION
Document Type and Number:
WIPO Patent Application WO2006027621
Kind Code:
A3
Abstract:
The present application relates to a light engine for the delivery and reformatting of the output of a light source. The light engine (1; 300; 400) has a light source (100) and a first mirror (203; 303; 405) for reflecting light from the light source (100) towards a target (T). The first mirror (203; 303; 405) has a first focal point (208). A polarizer (204; 305; 406) is provided between the first mirror (203; 303; 405) and its focal point (208). The light engine (1; 300) according to the present invention may also comprise at least one second mirror (203; 303) having a second focal point (207).
Inventors:
STEVEN DAVID (GB)
Application Number:
PCT/GB2005/003514
Publication Date:
June 08, 2006
Filing Date:
September 09, 2005
Export Citation:
Assignee:
POWER PROJECTOR LTD (GB)
STEVEN DAVID (GB)
STEVEN DAVID (GB)
International Classes:
H04N5/74; G02B17/06; G02B27/09; G03B21/20; H04N9/31; F21V7/00; F21V13/04
Foreign References:
| US6246526B1 | 2001-06-12 | |||
| EP0746164A2 | 1996-12-04 | |||
| US6356390B1 | 2002-03-12 | |||
| EP1333308A2 | 2003-08-06 | |||
| US5534718A | 1996-07-09 | |||
| CN1517783A | 2004-08-04 |
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