(19)
(11) EP 4 816 873 A1

(12)

(43) Date of publication:
07.10.2026 Bulletin 2026/41

(21) Application number: 24827450.8

(22) Date of filing: 25.11.2024
(51) International Patent Classification (IPC): 
G02B 27/01(2006.01)
G02B 26/02(2006.01)
(52) Cooperative Patent Classification (CPC):
G02B 2027/0178; G02B 27/0172; G02B 2027/0118; G02B 2027/0125; G02B 26/02
(86) International application number:
PCT/US2024/057348
(87) International publication number:
WO 2025/117479 (05.06.2025 Gazette 2025/23)
(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:
GE KH MA MD TN

(30) Priority: 01.12.2023 US 202363605302 P

(71) Applicant: Snap Inc.
Santa Monica, CA 90405 (US)

(72) Inventors:
  • MATHUR, Vaibhav
    Santa Monica, California 90405 (US)
  • SINGH, Amit
    Santa Monica, California 90405 (US)
  • STEGER, Stephen Andrew
    Santa Monica, California 90405 (US)

(74) Representative: Mathys & Squire 
32 London Bridge Street The Shard
London SE1 9SG
London SE1 9SG (GB)

   


(54) DIMMABLE FILTER ON LIGHT GUIDE COVER GLASS