(19)

(11)

EP 4 493 973 A2

(12)

(88) Date of publication A3: 19.10.2023 (43) Date of publication: 22.01.2025 Bulletin 2025/04 (21) Application number: 23727064.0 (22) Date of filing: 10.03.2023

(51) International Patent Classification (IPC):  G02B 19/00(2006.01) G02B 27/14(2006.01) G02B 21/28(2006.01) G02B 21/06(2006.01) F21V 29/76(2015.01) G02B 26/08(2006.01) (52) Cooperative Patent Classification (CPC): G02B 19/0047; G02B 21/06; G02B 21/28; G02B 26/0816; G02B 27/146 (86) International application number: PCT/HU2023/050008 (87) International publication number: WO 2023/175361 (21.09.2023 Gazette 2023/38)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 16.03.2022 HU 2200079 (71) Applicant: STARLIGHTENGINE KFT. 1141 Budapest (HU)	(72) Inventors: VARGA, DR., Viktor Sebestyén 1141 Budapest (HU) MARSÓ, Vilmos 1165 Budapest (HU) (74) Representative: Dwornik, Marek  Kacsukpatent Kft. Üteg utca 11/a 2/17 1139 Budapest 1139 Budapest (HU)