(19)

(11)

EP 0 916 108 A1

(12)

(43) Date of publication: 19.05.1999 Bulletin 1999/20 (21) Application number: 98919474.0 (22) Date of filing: 27.04.1998

(51) International Patent Classification (IPC):  G02C 1/ 08( . ) (86) International application number: PCT/IT1998/000106 (87) International publication number: WO 1998/050815 (12.11.1998 Gazette 1998/45)

(84) Designated Contracting States: AT CH DE ES FR GB LI SE (30) Priority: 05.05.1997 IT 1997MI00311U (71) Applicant: Prestinari, Fabrizio 20067 Lanzano di Tribiano (IT)	(72) Inventor: Prestinari, Fabrizio 20067 Lanzano di Tribiano (IT)