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Patent Searching and Data


Title:
HEADLIGHT OPTICAL ASSEMBLY, LIGHTING DEVICE, HEADLIGHT, AND VEHICLE
Document Type and Number:
WIPO Patent Application WO/2022/156068
Kind Code:
A1
Abstract:
A headlight optical assembly, comprising a light condensing element (1) and a lens holder (2) which are integrally formed. The light condensing element (1) comprises a collimating unit module having a plurality of collimating units (11) arranged left and right, and a single collimating unit (11) comprises a light incident portion (111), a light guide portion (112), and a light emergent portion (113); a broadening expansion structure (13) is integrally formed on one end of the collimating unit module close to the light emergent portion (113), so as to increase, by means of the broadening expansion structure (13), the broadening of a single pixel light shape correspondingly formed by the headlight optical assembly. Also provided are a lighting device comprising the headlight optical assembly, a headlight, and a vehicle. The headlight optical assembly has a simple structure and a good light emergent effect.

Inventors:
LIU FANG (CN)
QIU ZHIPING (CN)
ZHU KEYANG (CN)
ZHU HE (CN)
SANG WENHUI (CN)
Application Number:
PCT/CN2021/084044
Publication Date:
July 28, 2022
Filing Date:
March 30, 2021
Export Citation:
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Assignee:
HASCO VISION TECH CO LTD (CN)
International Classes:
F21S41/24
Foreign References:
CN103925544A2014-07-16
CN102032519A2011-04-27
CN104272013A2015-01-07
FR3087875A12020-05-01
CN103574464A2014-02-12
CN103717962A2014-04-09
Attorney, Agent or Firm:
RUNPING & PARTNERS (CN)
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