OPTICAL DEFLECTOR, DEFLECTING DEVICE, OBJECT RECOGNITION DEVICE, IMAGE PROJECTION DEVICE, AND MOVABLE BODY

• Main Author: AKANUMA GOICHI
• Format: Patent
• Language: English; Japanese
• Published: 10.06.2021
• Subjects: ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS INVEHICLES; ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OFTRANSMISSIONS IN VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GASEXHAUST OR FUEL SUPPLY OF PROPULSION UNITS, IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICALDEVICES; MICROSTRUCTURAL TECHNOLOGY; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PERFORMING OPERATIONS; PHYSICS; TRANSPORTING; VEHICLES IN GENERAL; VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISEPROVIDED FOR

To increase the breaking limit angle of an optical deflector to achieve a desired high angle of view.SOLUTION: The above-mentioned problem is solved by an optical deflector having: a mirror part that reflects light; a pair of support parts that are connected with the mirror part at one ends and support the mirror part; a pair of drive beams that are connected with the other ends of the respective support parts and deform the support parts to rotate the mirror part centered on a first axis; and connection parts that connect the support parts and the drive beams, wherein the connection parts are provided with ribs.SELECTED DRAWING: Figure 2 【課題】光偏向器の破壊限界角を拡大し、所望の高画角化を実現する。【解決手段】光を反射するミラー部と、前記ミラー部と一端が接続されており前記ミラー部を支持する１対の支持部と、各々の前記支持部の他端と接続されており、前記支持部を変形させて前記ミラー部を第１軸を中心に回動させる１対の駆動梁と、前記支持部と前記駆動梁とを接続する接続部と、を有し、前記接続部には、リブが設けられていることを特徴とする光偏向器により、上記課題を解決する。【選択図】図２