(19)

(11)

EP 1 275 017 A1

(12)

(43) Date of publication: 15.01.2003 Bulletin 2003/03 (21) Application number: 00919515.7 (22) Date of filing: 21.03.2000

(51) International Patent Classification (IPC)7: G02B 5/12 (86) International application number: PCT/US0007/538 (87) International publication number: WO 0107/1397 (27.09.2001 Gazette 2001/39)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (71) Applicant: Reiffel, Leonard Chicago, IL 60605 (US)	(72) Inventor: Reiffel, Leonard Chicago, IL 60605 (US) (74) Representative: Powell, Stephen David et al WILLIAMS POWELL4 St Paul's Churchyard London EC4M 8AY London EC4M 8AY (GB)