Title:
OPTICAL DEVICE, ON-VEHICLE SYSTEM, AND MOVING DEVICE
Document Type and Number:
Japanese Patent JP2021148756
Kind Code:
A
Abstract:
To provide an optical device capable of suppressing the reception of unnecessary light by a light receiving element, an on-vehicle system, and a moving device.SOLUTION: An optical device 1 includes a deflection part 30 which scans an object by deflecting illumination light from a light source part 10 and deflects reflected light from the object, a light guide part 20 which guides a part of the illumination light from the light source part 10 to the deflection part 30 and another part of the illumination light to a first light receiving element 52 and guides the reflected light from the deflection part 30 to a second light receiving element 42, and an optical element 53 which is provided between the light guide part 20 and the second light receiving element 42 and includes an optical surface inclined with respect to the main light ray of the illumination light.SELECTED DRAWING: Figure 1
Inventors:
KAWAKAMI TOMOAKI
Application Number:
JP2020052028A
Publication Date:
September 27, 2021
Filing Date:
March 24, 2020
Export Citation:
Assignee:
CANON KK
International Classes:
G01S7/481; G01S17/931; G02B26/10
Attorney, Agent or Firm:
Ryosuke Fujimoto
Atsushi Mizumoto
Hirayama Tomoya
Atsushi Mizumoto
Hirayama Tomoya