(19)

(11)

EP 1 779 164 A1

(12)

(43) Date of publication: 02.05.2007 Bulletin 2007/18 (21) Application number: 04732065.0 (22) Date of filing: 10.05.2004

(51) International Patent Classification (IPC):  G02B 6/42(2006.01) (86) International application number: PCT/SE2004/000716 (87) International publication number: WO 2005/109061 (17.11.2005 Gazette 2005/46)

(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: Finisar Corporation Sunnyvale, CA 94089 (US)	(72) Inventor: HEDBERG, Mats S-136 72 Haninge (SE) (74) Representative: Müller, Wolfram Hubertus et al Patentanwälte Maikowski & Ninnemann Postfach 15 09 20 10671 Berlin 10671 Berlin (DE)