(19)

(11)

EP 4 097 529 A1

(12)

(43) Date of publication: 07.12.2022 Bulletin 2022/49 (21) Application number: 20703016.4 (22) Date of filing: 31.01.2020

(51) International Patent Classification (IPC):  G02B 19/00(2006.01) G02B 27/00(2006.01) (52) Cooperative Patent Classification (CPC): G02B 19/0014; G02B 19/0066; G02B 27/0012 (86) International application number: PCT/EP2020/052386 (87) International publication number: WO 2021/151500 (05.08.2021 Gazette 2021/31)

(84) Designated Contracting States: AL 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 RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (71) Applicant: HELLA GMBH & CO. KGAA 59552 Lippstadt (DE)	(72) Inventor: MAKIRANTA, Antti 24280 Salo (FI) (74) Representative: Bringemeier, Ulrich Heinz  HELLA GmbH & Co. KGaA Rixbecker Straße 75 59552 Lippstadt 59552 Lippstadt (DE)