(19)

(11)

EP 2 414 728 A1

(12)

(43) Date of publication: 08.02.2012 Bulletin 2012/06 (21) Application number: 10713003.1 (22) Date of filing: 29.03.2010

(51) International Patent Classification (IPC):  F21V 7/04(2006.01) G02B 6/00(2006.01) F24J 2/10(2006.01) G02B 6/42(2006.01) (86) International application number: PCT/IB2010/051354 (87) International publication number: WO 2010/113100 (07.10.2010 Gazette 2010/40)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 31.03.2009 US 165102 P (71) Applicant: Koninklijke Philips Electronics B.V. 5621 BA Eindhoven (NL)	(72) Inventor: ADAMS, John Andre Briarcliff Manor, New York 10510-8001 (US) (74) Representative: Van Eeuwijk, Alexander Henricus Waltherus  Philips Intellectual Property & Standards P.O. Box 220 5600 AE Eindhoven 5600 AE Eindhoven (NL)