Title:
OPTICAL UNIT
Document Type and Number:
WIPO Patent Application WO/2023/095530
Kind Code:
A1
Abstract:
In the present invention, optical units (18, 42, 52) comprise: light sources (20, 54); a rotary reflector that rotates about the rotation axis while reflecting light emitted from the light sources (20, 54); and projection lenses (26, 43) via which light reflected by the rotary reflector (22) is projected ahead of a vehicle as a high beam light distribution pattern. The light sources (20, 54) are provided with a first light emitting unit that is illuminated when forming the high beam light distribution pattern, and a second light emitting unit that is illuminated when the first light emitting unit is extinguished.
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Inventors:
TANAKA HIDETADA (JP)
Application Number:
PCT/JP2022/040005
Publication Date:
June 01, 2023
Filing Date:
October 26, 2022
Export Citation:
Assignee:
KOITO MFG CO LTD (JP)
International Classes:
F21S41/36; F21S41/145; F21S41/147; F21S41/148; F21S41/151; F21S41/27; F21S41/663; F21S41/675; F21V7/09; F21V9/40; F21V13/04; F21V13/12; F21W102/145; F21W102/165; F21Y115/10
Domestic Patent References:
| WO2020137636A1 | 2020-07-02 |
Foreign References:
| JP2018067523A | 2018-04-26 |
Attorney, Agent or Firm:
SHIN-EI PATENT FIRM, P.C. (JP)
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