(19)
(11) EP 4 533 172 A1

(12)

(43) Date of publication:
09.04.2025 Bulletin 2025/15

(21) Application number: 23730063.7

(22) Date of filing: 30.05.2023
(51) International Patent Classification (IPC): 
G02C 7/02(2006.01)
(52) Cooperative Patent Classification (CPC):
G02C 7/022; G02C 2202/24; G02C 7/024; B29D 11/00009; B29D 11/00317
(86) International application number:
PCT/EP2023/064462
(87) International publication number:
WO 2023/227800 (30.11.2023 Gazette 2023/48)
(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: 27.05.2022 EP 22175797

(71) Applicant: Carl Zeiss Vision International GmbH
73430 Aalen (DE)

(72) Inventors:
  • BUEHREN, Tobias
    89073 Ulm (DE)
  • JESTER, Philipp
    89520 Heidenheim (DE)
  • LATZEL, Sabine
    73642 Welzheim (DE)

(74) Representative: Carl Zeiss AG - Patentabteilung 
Carl-Zeiss-Straße 22
73447 Oberkochen
73447 Oberkochen (DE)

   


(54) STILES-CRAWFORD-EFFECT BASED MECHANISM, SPECTACLE LENS FOR RETINAL-REGION WEIGHTED PREVENTION OF MYOPIA PROGRESSION AND COMPUTER-IMPLEMENTED METHOD FOR DESIGNING A DIGITAL TWIN OF A SPECTACLE LENS