Title:
LIGHTING DEVICE, ACTIVE SENSOR, OBJECT IDENTIFICATION SYSTEM, AND VEHICLE LAMP FITTING
Document Type and Number:
WIPO Patent Application WO/2023/182371
Kind Code:
A1
Abstract:
A lighting device 110 is employed in an active sensor 100. A laser light source 112 emits a laser beam 6. An optical system 114 accepts the laser beam 6 and emits illuminating light 2 having a predetermined aspect ratio. The optical system 114 includes a first lens L1 having a focal length of f1x in a first direction and a focal length of f1y in a second direction, and a second lens L2 having a focal length of f2x in the first direction and a focal length of f2y in the second direction.
Inventors:
MOTOHASHI KAZUYA (JP)
Application Number:
PCT/JP2023/011280
Publication Date:
September 28, 2023
Filing Date:
March 22, 2023
Export Citation:
Assignee:
KOITO MFG CO LTD (JP)
International Classes:
G01S7/481; G01S17/931
Foreign References:
| JP2020003246A | 2020-01-09 | |||
| JP2021504707A | 2021-02-15 | |||
| JPH0772311A | 1995-03-17 | |||
| US20200201058A1 | 2020-06-25 |
Attorney, Agent or Firm:
MORISHITA Sakaki (JP)
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