(19)

(11)

EP 2 318 878 A2

(12)

(88) Date of publication A3: 29.07.2010 (43) Date of publication: 11.05.2011 Bulletin 2011/19 (21) Application number: 09815440.4 (22) Date of filing: 30.07.2009

(51) International Patent Classification (IPC):  G02B 26/06(2006.01) H01Q 21/06(2006.01) H01Q 3/26(2006.01) G01J 5/10(2006.01) (86) International application number: PCT/US2009/052241 (87) International publication number: WO 2010/053608 (14.05.2010 Gazette 2010/19)

(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 Designated Extension States: AL BA RS (30) Priority: 01.08.2008 US 184754 (71) Applicant: Raytheon Company Waltham, MA 02451-1449 (US)	(72) Inventors: GRITZ, Michael A. Santa Barbara California 93105-3051 (US) LEE, Jar J. Irvine California 92602 (US) (74) Representative: Lebkiri, Alexandre  Cabinet Camus Lebkiri 87 Rue Taitbout 75009 Paris 75009 Paris (FR)