baber/WOPTO huggingface dataset:
Patent JP-2011503280-A (JP)
Title: 内側ポリエチレンオキシドブロック及び外側ポリプロピレンオキシドブロックを有する両親媒性の水溶性アルコキシル化ポリアルキレンイミン
IPC: C08G73/04
Filed: 2008-11-07
Abstract: 本発明は２０〜５０個のポリエチレンオキシド単位を含む内側ポリエチレンオキシドブロック及び１０〜５０個のポリエチレンオキシド単位を含む外側ポリプロピレンオキシドブロックを有する両親媒性の水溶性アルコキシル化ポリアルキレンイミンであって、ポリエチレンオキシド単位とポリプロピレンオキシド単位との比が骨格に存在するポリアルキレンイミン単位の数の平方根に比例的に関係する、両親媒性の水溶性アルコキシル化ポリアルキレンイミンに関する。本発明は更に、これらのアルコキシル化ポリアルキレンイミンの、洗濯用洗剤及び洗浄組成物への汚れ分離促進添加剤としての使用並びにこれらのアルコキシル化モノ−又はポリアルキレンイミンを含む洗濯用洗剤及び洗浄組成物に関する。
Patent JP-2011503712-A (JP)
Title: 光線検知のための信号処理
IPC: G06K7/10
Filed: 2007-11-08
Abstract: デジタルデータで符号化された光線からその遷移によって得られる信号が生じるタイプの光学的コードセンサにおいて、データを引き出すための処理の前に可変帯域幅フィルタが配置される。光学的コードの距離が検知され、フィルタの帯域幅がバーコードの距離と関連して増加される。そのフィルタの入力信号はシフトレジスタに入力され、そのシフトレジスタの各ステージにおける出力が、係数セット全てを用いて特定の波形、好ましくはガウス波形になるように計算された所定の係数で乗算される。そのシフトレジスタの各係数によって乗算された出力は、一緒に加算されて、処理装置に入力するフィルタ処理された出力信号を生成する。 【選択図】    図２
Patent JP-2011504328-A (JP)
Title: 受信されたアクセスポイント信号に基づいたアクセスポイントの設定
IPC: H04W64/00
Filed: 2008-11-06
Abstract: 【解決手段】  アクセスポイントは、順方向リンク上で１つまたは複数のアクセスポイントから受信された信号に基づくように構成される。そのようなアクセスポイントは、例えば、比較的小さな履域アクセスポイントおよび／またはアドホックに配置されるアクセスポイントを具備し得る。いくつかの側面では、アクセスポイントは、複数の近隣マクロアクセスポイントから受信した信号に基づいて自身の位置を割り出し得る。いくつかの側面では、アクセスポイントのタイミングは、１つまたは複数の隣接アクセスポイントから受信した信号によって示されたタイミングと同期され得る。 【選択図】      図１
Patent JP-2011505742-A (JP)
Title: 拡張アップリンクユーザエンティティレート制限シグナリング
IPC: H04W28/22
Filed: 2007-12-03
Abstract: ユーザエンティティ（ＵＥ）が、少なくともサービングノード（Ｂ１）及び非サービングノード（Ｂ２）によって受信可能なデータを送信する方法であって、ユーザエンティティ（ＵＥ）が、サービングノード（Ｂ１）から所与のシグナリングレートで送信する許可をユーザエンティティに付与する第１の信号（ＡＢＳ  ＧＲＮＴ  Ｅ−ＡＧＣＨ）（４、６）を受信するように構成され、ユーザエンティティ（ＵＥ）が、非サービングノード（Ｂ２）からユーザエンティティにそのシグナリングレートを制限するように指示する第２の信号（ＤＯＷＮ  Ｅ−ＲＧＣＨ）（８）を受信するように構成される方法。ユーザエンティティ（ＵＥ）は、データパケットを送信し、第３の信号（ＨＡＰＰＹ、７）を関連付けるように構成され、ユーザエンティティ（ＵＥ）は、サービングノード（Ｂ１）によって現在許可されているよりも高いシグナリングレートを使用する許可を付与されることを望んでいることを示す第４の信号（ＮＯＴ  ＨＡＰＰＹ、１、９）をデータパケット送信に関連付けるように構成されている。ユーザエンティティは、サービングノードＢによって付与されたシグナリングレートより下にそのシグナリングレート信号を制限したユーザエンティティを示すシグナリングレート制限信号（ＵＥ  ＲＡＴＥ  ＬＭＴ、９’）をサービングノードに対して発行するように構成されている。非サービングノードＢ（Ｂ２）としてＥ−ＲＧＣＨ上で干渉状態の終了を示す信号（Ｅ−ＲＧＣＨ  ＣＥＡＳＥ、１４、１５’）を送信するノードＢのための方法がさらに提供される。 【選択図】  図４
Patent JP-2011508810-A (JP)
Title: 界面活性剤を含む潤滑組成物
IPC: C10M159/22
Filed: 2008-12-17
Abstract: 本発明は、潤滑粘性の油、および上記潤滑組成物のうちの０．０６重量％〜１．６重量％の石鹸含有量を有するカルシウム含有界面活性剤を含む潤滑組成物を提供する。上記潤滑組成物は、内燃機関を潤滑するのに適している。一実施形態において、本発明は、潤滑組成物を提供し、上記潤滑組成物は、潤滑粘性の油、および上記潤滑組成物の０．０６重量％〜１．６重量％の石鹸含有量を有するカルシウム含有フェネート界面活性剤を含む。特定の実施形態において、上記カルシウム含有フェネート界面活性剤は、上記潤滑組成物に対して０．０６〜１．６重量％石鹸含有量を提供し得る；または代わりに、上記カルシウム含有フェネート界面活性剤は、この総量の石鹸の一部を提供し得、その残りは、他の供給源によって提供される。
Patent JP-2011511182-A (JP)
Title: 滑り止め
IPC: E04F15/00
Filed: 2009-01-27
Abstract: 台板を備え、複数の塔が前記台板から上向きに伸び、前記塔が少なくとも上部において表面材の開口の形状に一致する断面を有し、塔が表面材の開口のパターンに一致するパターンで台板に配列されることを特徴とする、複数の開口を備える表面材におけるスリップを防止するための要素。
Patent JP-2011526743-A (JP)
Title: 回路構成、並びにスイッチ信号を蓄積及び送信する方法
IPC: H03K17/95
Filed: 2009-02-02
Abstract: 本発明は、特に電気デバイスと共に使用するための、回路信号を収集及び転送する電気回路構成及び方法に関する。本発明の目的は、全体として実装するのにコスト効果的であり、スイッチング又は入力ゾーンの配置又は設計に関して高度な構成可能性をもたらす回路構成を提供することである。この目的は、本発明により、制御信号を受信するための信号受信デバイスと、制御信号を処理するためにベース回路の操作信号を送信するための操作信号送信デバイスと、入力回路の向かい側で実施された入力操作に従って制御信号を出力するための、少なくとも１つの入力回路とを備える回路構成であって、入力回路が、電極デバイスの付近における電場関連の変化を使用して入力操作を検出するための電極デバイスを備えること、及び入力回路が、入力回路に存在する操作信号を介して操作エネルギーが供給されるようにさらに設計されることを特徴とする回路構成によって満たされる。 【選択図】図１
Patent JP-2011519402-A (JP)
Title: デュアルシーティングクイック接続弁
IPC: F16K1/00
Filed: 2009-02-20
Abstract: 弁は、弁棒（１１）、キャップ（２０）、及び変形可能リップ（２２）を有する。弁棒は、第１の密封部（１２）を有し、長手方向軸を備える。キャップは、弁棒に対して接続され、通路（３０）を有する。変形可能リップは、キャップの周縁から延在し、第２の密封部（２３）を有する。弁棒は、第１の密封部を開放し、第２の密封部を閉鎖するよう、弁棒の長手方向軸に沿って変形可能リップに沿って移動可能であり、流体がキャップにおける通路を通って動き得るようにする。
Patent JP-2011513175-A (JP)
Title: 板ガラス中の白金族欠陥を低減する方法と装置
IPC: C03B5/16
Filed: 2009-02-26
Abstract: 実質的に隔離／制御された限られた容積のガス充填空間（例えば参照符号１１３ｂ）が、板ガラス（１３７）を製作するために使用される製造ライン（例えば、液晶ディスプレイの基板としての使用に好適な板ガラスを製作するために溶融処理を使用する製造ライン）における流動溶融ガラスの少なくとも１つの自由（開放）表面の上に形成される。この空間の少なくとも一部は、白金族凝縮物欠陥の源となり得る白金族金属（例えば白金−ロジウム合金）を含む。実質的に隔離／制御された限られた容積のガス充充填空間を使用することで、板ガラス中のこのような白金族凝縮物欠陥の水準を実質的に下げる（例えば、５０％未満まで）。
Patent JP-2012145240-A (JP)
Title: Temperature control system and method of manufacturing the same
Inventor: KAWASAKI KOICHI
IPC: F28D15/02
Filed: 2011-01-07
Abstract: PROBLEM TO BE SOLVED: To provide a temperature control system that bonds a heat conduction plate and heat pipe with high bonding strength without allowing the heat pipe to be damaged by heat, and to provide a method of manufacturing the same.SOLUTION: The temperature control system includes: a heat pipe 12 that has a heat absorption part 12a that is disposed on an end to absorb the heat from the outside and a heat dissipation part 12b that is disposed on the other end to dissipate the heat to the outside; and a heat absorption board 13 and a heat sink 14 (heat conduction plate) comprising a metal film which are formed by accelerating to spray and laminate powder containing metal together with gas onto the outer surface of a heat absorption part 12a and/or a heat dissipation part 12b of the heat pipe 12 by allowing the surface thereof to be in solid phase.
Patent JP-2012147353-A (JP)
Title: Image forming device having facsimile function
Inventor: YAMAGUCHI HIDEAKI
IPC: G06F1/30
Filed: 2011-01-14
Abstract: PROBLEM TO BE SOLVED: To provide an image forming device of a soft switch type capable of automatically shifting to an operating state after recovery from a power failure.SOLUTION: The image forming device comprises: a power supply device which generates a prescribed voltage when commercial power is supplied; a detachable transmission and reception part which transmits and receives image data via a telephone line; a power supply line which supplies power to the transmission and reception part; switch means which supplies the prescribed voltage to the power supply line in an on state and avoids supplying the prescribed voltage to the power supply line in an off state; a switch capable of temporarily turning on the switch means by being pressed by a user; and control means which is started by the supply of the prescribed voltage to the power supply line and is capable of controlling the on/off of the switch means. The apparatus is controlled such that the switch means is forced into the on state when the transmission and reception part is mounted.
Patent JP-2011170334-A (JP)
Title: Black curable composition for wafer-level lens, and wafer-level lens
Inventor: YOSHIKAWA SUSUMU
IPC: C08F2/44
Filed: 2011-01-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a black curable composition for a wafer-level lens that forms a cured film with excellent light shielding properties and exhibiting excellent sensitiveness necessary for curing in pattern formation, and an easy-to-produce wafer-level lens with light quantity properly adjusted by the presence of a light shielding film.  <P>SOLUTION: The black curable composition for a wafer-level lens includes (A) an inorganic pigment, (B) a polymerization initiator, (C) a polymerizable compound, and (D) a cardo resin.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2012148312-A (JP)
Title: Laser beam machining apparatus
Inventor: KUBOTA MAKOTO
IPC: B23K26/00
Filed: 2011-01-19
Abstract: PROBLEM TO BE SOLVED: To provide a laser beam machining apparatus capable of preventing leakage of a laser beam outside a casing by emitting the laser beam to an object to be machined with a camera detached.SOLUTION: The laser beam machining apparatus includes: a laser beam generator for generating laser beam L for machining; a scanning optical system for scanning the laser beam L with respect to a workpiece W; a casing frame 60 for accommodating the scanning optical system; a camera 56 for picking up an image of the workpiece W, which is detachably mounted on the casing frame 60 and has a beam-receiving axis branched from the emission axis of the laser beam L; a camera cover 70 which is detachably mounted on the casing frame 60 to cover the camera 56; a limit SW 80 for detecting that the camera cover 70 is removed from the casing frame 60; and a laser beam output control unit 38 for prohibiting emission of the laser beam L on the workpiece W based on the cover detection signal.
Patent JP-2012148806-A (JP)
Title: Pull-open cap member
Inventor: TODA MANAMI
IPC: C08L23/08
Filed: 2011-01-20
Abstract: PROBLEM TO BE SOLVED: To provide a pull-open cap member having excellent heat resistance, flexibility, moldability and pull-opening property (easy pulling property).SOLUTION: The pull-open cap member is formed by molding a propylene-based resin material that includes a propylene-ethylene block copolymer (1) obtained by peroxide modification of propylene-ethylene block copolymer satisfying the followings, with the MFR of 15 g/10 min or more, has a bending elastic modulus of 800 MPa or less, and thermal deformation temperature of 60°C or more, and includes propylene copolymer(component (A)) of 40-90 wt.%, of propylene homopolymer or propylene and ethylene of less than 1 wt.%, and propylene-ethylene random copolymer (component (B)) of 10-60 wt.%, of propylene and ethylene of 20-60 wt.%. The MFR of the component (A) is 1-200 g/10 min. The MFR of the component (B) is 2.0 g/10 min or less. The MFR before peroxide modification is less than 15 g/10 min.
Patent JP-2012147983-A (JP)
Title: Washing and drying machine, and washing and drying method
Inventor: NARITA HIROBUMI
IPC: D06F33/02
Filed: 2011-01-20
Abstract: PROBLEM TO BE SOLVED: To provide a washing and drying machine with low power consumption in which regenerative electric power resulting from inertia rotation occurring immediately after stopping an operation of a motor of a washing machine may be efficiently used.SOLUTION: A washing and drying machine 100 having a function to execute operations from a washing step up to a drying step including a dewatering step comprises: a rotary drum 30 for placing landry therein and an outer tub 22; a rotary drum driving motor 37 for driving the rotary drum 30; an inverter circuit 67 for supplying power to the rotary drum driving motor 37; and a drying heater 41 for heating the rotary drum 30 and the inside of the outer tub 22. In the operation steps of a washing/drying course for performing the operations from the washing step up to the drying step including the dewatering step, regenerative electric power generated by the rotary drum driving motor 37 during inertia rotation of the rotary drum 30 occurring immediately after completing the dewatering step is supplied to the drying heater 41. Thus, power consumed by the heater in the drying step may be reduced.
Patent JP-2012130235-A (JP)
Title: Terminal member
Inventor: ISHIKAWA SHINJI
IPC: H02G15/02
Filed: 2011-01-21
Abstract: PROBLEM TO BE SOLVED: To further facilitate work for installing a terminal member to a termination of a power cable, which is carried out in a laying work site.SOLUTION: A terminal member 10 includes a cylindrical body 12 for storing a termination of a power cable, and grease 22 applied on at least a part of an inner surface of the body in a state where the termination is not inserted. Therefore, it is prevented to make a hand of a worker who carries out work for inserting the power cable into the inside of the terminal member dirty. When work for winding a tape around the terminal member and/or the power cable is required, deterioration in adhering performance of the tape can be suppressed, and the work for inserting the termination of the power cable into the terminal member is further facilitated.
Patent JP-2012155905-A (JP)
Title: Lighting apparatus
Inventor: NOGUCHI KOKI
IPC: F21Y101/00
Filed: 2011-01-24
Abstract: PROBLEM TO BE SOLVED: To provide a lighting apparatus which can contribute to improvement of a sense of unification of light color in a lighting space, while contributing to improvement of visual perceptibility in a visual working area of a user.SOLUTION: A lighting apparatus comprises a control unit CP for controlling a light color of an exterior light emitting unit 13b on the basis of lighting information of a lighting appliance z corresponding to surrounding light and time information from a timer 15. Specifically, the control unit CP carries out its control so that a color temperature of light coming from the exterior light emitting unit 13b tunes with a color temperature of light outside the light coming from the exterior light emitting unit 13b (light of another lighting appliance z or natural light such as solar light).
Patent JP-2012156723-A (JP)
Title: Receiver and transfer device
Inventor: HAMADA TSUTOMU
IPC: H04B10/00
Filed: 2011-01-25
Abstract: PROBLEM TO BE SOLVED: To provide a receiver and a transfer device capable of simplifying a configuration for decoding on a receiving side.SOLUTION: A receiver 3 includes an optical branching section 31 for inputting an optical signal whose optical intensity is changed at three stages, and branching the inputted optical signal into an optical fiber 301 and an optical fiber 302; a first optical synthesizing section 331 for synthesizing a first clock signal whose optical intensity is changed periodically into an optical signal branched to the optical fiber 301; a second optical synthesizing section 332 for synthesizing a second clock signal, which is obtained by reversing the first clock signal, into the optical signal branched to the optical fiber 302; and a decoding section 34 for decoding an optical signal inputted to the optical branching section 31 on the basis of output signals of the first optical synthesizing section 331 and the second optical synthesizing section 332.
Patent JP-2012157261-A (JP)
Title: Sun reflecting device
Inventor: WAKAI MITSUHIRO
IPC: B32B7/02
Filed: 2011-01-31
Abstract: PROBLEM TO BE SOLVED: To provide a sun reflecting device which achieves easy installation and reusability by adopting a reflector provided with a ridge.SOLUTION: The sun reflecting device consists of a structure (body) which includes a round outer edge 2 and the ridge 3 upheaving from the outer edge toward the center, wherein a sun reflection treatment has been applied to surfaces of the outer edge 2 and the ridge 3. An installation side 5 that bends horizontally and outward from the circumference is arranged on the outer edge 2 of the ridge 3 by a condition of surrounding the circumference.
Patent JP-2012160524-A (JP)
Title: Semiconductor laser and method for manufacturing the same
Inventor: TAKAHASHI MAKOTO
IPC: H01S5/20
Filed: 2011-01-31
Abstract: PROBLEM TO BE SOLVED: To improve optical output of a horizontal current injection type silicon laser and a germanium laser and to improve optical output of the horizontal current injection type laser regardless of elements of an active layer.SOLUTION: In the horizontal current injection type semiconductor laser, an active layer is a silicon thin film or a germanium thin film and is provided in the vicinity of a core layer or at least of its part is in the core layer, a reflectance of a first end face is higher than that of a second end face, a width of the core layer at the first end face is wider than a maximum core width which is present in only zeroth-order mode, a width of the core layer at the second end face is equal to or narrower than the maximum core width which is present in only zeroth-order mode, there is a part where its width changes along the propagation direction of the light in at least a part of the core layer, in the part where the core layer width changes, only the light having the intensity distribution of the zeroth-order mode is propagated without emitting, and the light having the intensity distribution of high order mode is emitted.
Patent JP-2011091454-A (JP)
Title: Light emitting diode element
Inventor: CHO JAE-HEE
IPC: H01L33/50
Filed: 2011-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an LED element whose light emission efficiency is improved by lowering the probability that fluorescence strikes on an LED chip.  <P>SOLUTION: This light emitting diode element includes: an light emitting diode chip emitting light; a reflector cup having the light emitting diode chip arranged on the bottom thereof, wherein inclined surfaces and a bottom surface surrounding the light emitting diode chip are formed into diffuse reflective surfaces for diffusely reflecting light; and a light conversion substance present in the reflector cup for converting the light emitted from the light emitting diode chip into visible light rays.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011226764-A (JP)
Title: Manufacturing method of planar heater, and manufacturing device of planar heater
Inventor: ISHIKAWA KIYOSHI
IPC: H05B3/20
Filed: 2011-02-10
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method of a planer heater, in which adhesion processing of the planer heater can be performed without using a mold and which is capable of coping with the planer heaters of different shapes and sizes.SOLUTION: In a heating process, heat generation of an aluminum sheet 411 is performed by an electromagnetic induction heating device 721 while moving a workpiece 110 which is obtained by stacking a heater unit 400 with heater lines 420 arranged on a uniform heat sheet 410 including an aluminum sheet 411 on a sheet-like member. At this time, by using a plurality (for example, two) of heating coils 722a and 722b, thermal fusion type adhesive is stably melted, and thereby, energy saving in a manufacturing process is attained.
Patent JP-2012169084-A (JP)
Title: Scanning electron microscope
Inventor: YOSHIIE MITSUYOSHI
IPC: H01J37/244
Filed: 2011-02-10
Abstract: PROBLEM TO BE SOLVED: To provide a scanning electron microscope in which the contrast and brightness of a scan image can be adjusted more appropriately.SOLUTION: The scanning electron microscope comprises a scanning unit which scans a specimen with an electron beam, a detector 12 which detects electrons generated from the specimen by irradiating it with an electron beam, an image processing unit which generates image data by making the scan information and a detection signal from the detector 12 correspond with each other, and a control operation unit which adjusts the image quality of image data generated from the image processing unit and the detection signal send to the image processing unit from the detector 12. The image quality is adjusted based on the image data generated in the image processing unit from the detection signal obtained by the detector 12 detecting the reference light 126a input from a reference light output unit 126.
Patent JP-2012166410-A (JP)
Title: Ink supply apparatus and inkjet recording apparatus including the same
Inventor: NAKAYAMA MASAKI
IPC: B41J2/175
Filed: 2011-02-14
Abstract: PROBLEM TO BE SOLVED: To provide an ink supply apparatus or the like that properly stirs an ultraviolet curable ink regardless of the form of supplying the ultraviolet curable ink.SOLUTION: The ink supply apparatus includes: a main tank 51 for supplying an ultraviolet curable ink to an inkjet head 9; an ink supply channel 52 for connecting the inkjet head 9 and the main tank 51 to each other; a sub tank 53 interposed in the ink supply channel 52; a float valve 54 for keeping the liquid level of the ultraviolet curable ink constant; a valve operating device 67 for forcibly opening the float valve 54; a bypass channel 56 connected to the downstream side of the ink supply channel 52 and the main tank 51; a bypass channel on-off valve 57 for opening/closing the bypass channel 56; a liquid feed pump 58 interposed in the bypass channel 56; and a control device 13 for controlling the mechanisms. The control device 13 forcibly opens the float valve 54 in order to open the bypass channel on-off valve 57, and then, drives the liquid feed pump 58.
Patent JP-2012172300-A (JP)
Title: Metal fitting for fixing deck material
Inventor: HIRAYAMA KENJI
IPC: E04F15/02
Filed: 2011-02-17
Abstract: PROBLEM TO BE SOLVED: To provide a metal fitting for fixing a deck material, which allows the deck material having no part to be held by an elastic holding part of a conventional metal fitting for fixing a deck material to be fixed to a structural material without damaging the deck material or the structural material.SOLUTION: A metal fitting for fixing a deck material comprises a fixing part 1a which is screw-fastened to a side face 201 of a joist 200; a leg part 2a which extends from the fixing part 1a and is arranged along the lower end of a wall surface in longitudinal direction of a deck material 300a in a state that the fixing part 1a is fixed to the side face 201 of the joist 200; and an elastic holding part 3a which extends from the leg part 2a, enters inside of the cylindrical hollow part 320 in a state that the fixing part 1a is fixed to the side face 201 of the joist 200, and elastically holds the bottom wall 340 of the cylindrical hollow part 320 between the top face of the joist 200 and the elastic holding part 3a.
Patent JP-2011172228-A (JP)
Title: Power line communication system based on constant current source
Inventor: YU YOUNG GYU
IPC: H04L25/02
Filed: 2011-02-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a power line communication system in which multiple loads are connected in series to a constant current source.  <P>SOLUTION: In the power line communication system, each individual equipment connected through an insulation transformer to a power line forming a closed loop has a current-voltage conversion section and a voltage-current conversion section, wherein a voltage signal towards the power line is converted into a current signal and transmitted, and a current signal transmitted from the power line is converted into a voltage signal and received. Thus, by performing a current-type power line communication, deterioration of a communication performance caused by voltage distribution in using a voltage-type is eliminated. Particularly, the power line communication system is applied to an aeronautical light field in which multiple lamps are connected to a constant current-flowing single loop, thereby performing a power line communication more stably for lamp control.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2012173348-A (JP)
Title: Wavelength variable interference filter, optical module, and electronic apparatus
Inventor: MATSUSHITA TOMONORI
IPC: G02B26/00
Filed: 2011-02-17
Abstract: PROBLEM TO BE SOLVED: To provide a wavelength variable interference filter capable of accurately setting the gap between reflection films.SOLUTION: A wavelength variable interference filter 5 includes: a first substrate 51; a second substrate 52; a first reflection film 56; a second reflection film 57 provided for a movable part 521 and facing the first reflection film 56 via an optical gap; a first electrode part 541 provided for the first substrate 51; and a second electrode 542 facing the first electrode part 541 via an inter-electrode gap. The first electrode part 541 includes: a first electrode 5411; an insulation layer 5412 covering a surface of the first electrode 5411 that faces the second substrate 52; and a conductive member 5413 covering a surface of the insulation layer 5412 that faces the second substrate 52, facing the second electrode 542 via the inter-electrode gap, and insulated from the first electrode 5411.