Title:
LIGHT OUTPUT DEVICE AND INFORMATION GENERATION DEVICE COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2024/035156
Kind Code:
A1
Abstract:
A light output device according to an embodiment of the present invention comprises: a light source having a long axis in a first direction; a lens group which is arranged on the light source, and which deforms a first light-emitting pattern that is output from the light source into a second light-emitting pattern and outputs same; and a diffusion member arranged on the lens group, wherein: the diffusion member includes a first surface arranged to face the light source, and a second surface that is opposite to the first surface; a plurality of convex patterns are arranged on the first surface; and each of the plurality of convex patterns has a long axis in the direction parallel to the first direction.
Inventors:
PARK GWUI YOUN (KR)
PARK HO JIN (KR)
LEE JOONG HOON (KR)
PARK HO JIN (KR)
LEE JOONG HOON (KR)
Application Number:
PCT/KR2023/011833
Publication Date:
February 15, 2024
Filing Date:
August 10, 2023
Export Citation:
Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
G02B27/09; G01B11/22; G01S7/481; G02B27/30
Domestic Patent References:
| WO2022102447A1 | 2022-05-19 | |||
| WO2021193085A1 | 2021-09-30 |
Foreign References:
| KR20210063674A | 2021-06-02 | |||
| KR20200004873A | 2020-01-14 | |||
| JP2021099278A | 2021-07-01 |
Attorney, Agent or Firm:
DANA PATENT LAW FIRM (KR)
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