(19)

(11)

EP 1 774 385 A1

(12)

(43) Date of publication: 18.04.2007 Bulletin 2007/16 (21) Application number: 04751444.3 (22) Date of filing: 05.05.2004

(51) International Patent Classification (IPC):  G02B 17/00(2006.01) (86) International application number: PCT/US2004/014052 (87) International publication number: WO 2005/114289 (01.12.2005 Gazette 2005/48)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR (71) Applicant: ILLUMITECH, INC. Chicago, IL 60615 (US)	(72) Inventors: GENGELBACH, Robert, D. Rochester, NY 14617 (US) JACOBSON, Benjamin, A. Chicago, IL 60615 (US) (74) Representative: Lawrence, John  Barker Brettell, 138 Hagley Road, Edgbaston Birmingham B16 9PW Birmingham B16 9PW (GB)