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
OPTICAL DEFLECTOR, DEFLECTING DEVICE, OBJECT RECOGNITION DEVICE, IMAGE PROJECTION DEVICE, AND MOVABLE BODY
光偏向器、偏向装置、物体認識装置、画像投影装置、及び移動体
2021-06-10
Patent
Electronic Resource
Japanese
IPC: | G02B Optische Elemente, Systeme oder Geräte , OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / B81B Mikrostrukturbauelemente oder -systeme, z.B. mikromechanische Bauelemente , MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES |
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