Abstract: An ocular optical system including a Fresnel lens having a plurality of Fresnel zones formed on a lens surface on an observation object side, the plurality of Fresnel zones being arranged concentrically side by side along an aspherical surface having a shape which is rotationally symmetric with respect to a central axis of the Fresnel lens, the ocular optical system satisfying the conditional expression 0<PAE1/PAC1?0.50, where PAE1 represents an average pitch in a radial direction of Fresnel zones formed in a portion having a radius of 15 mm or more from the central axis of the Fresnel lens, and PAC1 represents an average pitch in the radial direction of Fresnel zones formed in a portion having a radius of 15 mm or less from the central axis of the Fresnel lens excluding a first Fresnel zone.

Abstract: A charging connector is provided with a mating portion, a main portion, a body and a fasting member. The main portion is provided with a plurality of contacts, which are respectively connectable mating contacts of a mating connector, and a housing, which holds the contacts. The body accommodates the main portion at least in part and holds the main portion. The mating portion is located forward of the body in a front-rear direction. The fasting member fastens the mating portion to the body. The fasting member is not brought into contact with the housing at least in the front-rear direction.

Abstract: This shock absorber includes a piston main body and a piston band. The piston main body has, at an outer peripheral portion thereof, a stepped portion including a large-diameter surface portion, a stepped surface portion and a small-diameter surface portion. The piston band has, at an outer peripheral portion thereof, a large diameter portion, a medium diameter portion formed so as to have a smaller diameter than the large diameter portion, and a small diameter portion formed between the large diameter portion and the medium diameter portion so as to have a smaller diameter than the medium diameter portion, in a state before being disposed in a cylinder. At one end on the side close to a tip portion of a piston rod, an inner peripheral surface is inclined toward the piston main body side from the large-diameter surface portion to a small-diameter surface portion of the stepped portion.

Abstract: A scanning optical system (SL) of this scanning microscope comprises a plurality of lens components and has positive refractive power as a whole, each lens component comprising one cemented lens composed of a plurality of lenses cemented to each other, or one lens. The scanning optical system satisfies the following conditional expression. 0.007<?(nd×tc/?d)/LA<0.021 where ?(nd×tc/?d) is the sum total of nd×tc/?d of lenses of the plurality of lens components when a refractive index for the d line of a lens constituting the plurality of lens components is denoted by nd, the center thickness of the lens is denoted by tc, and the Abbe's number of the lens is denoted by ?d, and LA is the distance on an optical axis from a lens surface on the scanning mechanism side of a lens component closest to a scanning mechanism to a lens surface on the objective optical system side of a lens component closest to an objective optical system.

Abstract: A locking groove portion provided in a first protector includes a pair of guide rails extending along a locking insertion/removal direction and inclined upward from an opening portion to a wall portion in the locking insertion/removal direction and a locking protrusion portion provided in a second protector includes a pair of guided members guided by the pair of guide rails, respectively when inserted into the locking groove portion, each of the pair of guided members being inclined upward from a rear end portion to a front end portion of the locking protrusion portion.

Abstract: An inductor includes a magnetic core obtained by pressure-molding a mixture of a magnetic material powder and a binding agent, and coil elements buried in the magnetic core. The coil elements include two tabular coils that are a first coil element and a second coil element provided overlappingly in stated order from a first side face side to a second side face side. End portions of the coil elements protrude from the bottom face and are bent along the bottom face to configure external electrodes. One of first external electrodes extends toward a first end face and an other one of the first external electrodes extends toward the second end face, and second external electrodes extend toward a second side face.

Abstract: A recording medium capable of reducing a color gamut change is provided. The recording medium includes a plurality of coloring layers and at least one diffusion reduction layer. Each of the coloring layers includes a coloring compound that is electron-donative, a developer that is electron-acceptive, and matrix resin. The diffusion reduction layer is provided between the coloring layers adjacent to each other. The diffusion reduction layer is capable of reducing diffusion of the coloring compound between the coloring layers adjacent to each other during heating of the recording medium.

Abstract: A heater heats sheets to which a powder adhesive has been applied in a binding margin. A pressing member manufactures a booklet by applying pressure to the sheets. In a first adhesion mode, an application amount of the powder adhesive applied to the binding margin is a first application amount and a heat parameter proportional to an amount of heat applied to the sheets is a first value. In a second adhesion mode, the application amount of the powder adhesive applied to the binding margin is a second application amount and the heat parameter is a second value. The first value is higher than the second value. The first application amount is lower than the second application amount.

Abstract: A character recognition device includes a recognizer that recognizes at least one character string from a plurality of character strings in an image including a trailer captured by an imaging device, and a selector. The selectors selects one of the at least one character string as the trailer ID/container ID based on the at least one character string having a similarity to a master data of a previously held trailer ID/container ID equal to or larger than a predetermined threshold value.

Abstract: A method for quantitative determination of total polysulfide content (TPsC) and reactive polysulfide content (RPsC) includes a step of using liquid chromatography-electrospray ionization-tandem mass spectrometry.

Abstract: An image data collecting apparatus includes: an acquisition unit that acquires position information of a plurality of mobile bodies on which a photographing device is mounted, and a selecting unit that acquires, for each mobile body, the position information acquired for the plurality of mobile bodies, information indicating photographing ranges of the photographing devices mounted on the plurality of mobile bodies, and position information of a predetermined object, and selects a mobile body on which a photographing device that outputs collection target image data is mounted from the plurality of mobile bodies on the basis of the acquired information; a transmitting unit that transmits a collection instruction for image data which is a photographing result of the photographing device mounted on the mobile body to the selected mobile body; and a receiving unit that receives the image data transmitted from the mobile body having received the collection instruction.

Abstract: A supported catalyst particles include oxide carrier particles and noble metal particles supported on the oxide carrier particles, wherein the mass of the noble metal particles is less than or equal to 5 mass % based on the mass of the oxide carrier particles, and the average particle size of the noble metal particles measured by transmission electron microscopy is 1.0-2.0 nm, with the standard deviation ? less than or equal to 0.8 nm.

Abstract: A sensor includes a base, and first and second resistance lines. The base extends in a direction intersecting with a central axis. The first resistance lines are arrayed in a circumferential direction on a surface of the base. The second resistance lines are arranged concentrically with the first resistance lines and between the first resistance lines in the circumferential direction on the surface of the base. In the first resistance lines, the number of regions of the resistance line along the circumferential direction is one or less, and the number of regions of the resistance line along a radial direction is one or less. The sensor is able to provide improved detection accuracy.

Abstract: A liquid container connected to a liquid ejection apparatus for ejecting a liquid, includes a container for containing liquid and a filter section for collecting foreign matter, an injection port for injecting the liquid into the container and a lead out port for leading out the liquid from the container are opened in the container, and the filter part is positioned in the injection port.

Abstract: A connector includes a first housing and a second housing, a plurality of first terminals to be disposed in the first housing, and at least one shorting terminal to be disposed in the first housing. The shorting terminal includes a pair of contact pieces for shorting a pair of the first terminals, out of the plurality of first terminals, by resiliently contacting the pair of first terminals. The second housing includes a releasing projection projecting in a connection direction to the first housing. The releasing projection includes a releasing portion for releasing a short circuit of the pair of first terminals by resiliently deforming one of the pair of contact pieces toward one side in a first direction when the first and second housings, are properly connected, and extending portions extending toward both sides in a second direction substantially orthogonal to the first direction from the releasing portion.

Abstract: A connector of the present disclosure includes a housing, a detecting member displaceable or pushable forward from a standby position to a detection position, and a cover mounted on a rear end part of the housing. The cover includes a cover lock portion, a vertical portion provided on a rear end of the cover lock portion and a tapered portion continuous from the vertical portion. A rear end of the detecting member at the standby position is disposed at a position behind the vertical portion and along the tapered portion.

Abstract: An intermediate transfer unit includes an intermediate transfer belt, a housing, a grip, and a cover. The housing supports a plurality of stretching rollers stretching the intermediate transfer belt and has a downstream plate in a pull-out direction of the intermediate transfer unit. The downstream plate is orthogonal to the pull-out direction. The grip is on the downstream plate. The cover covers the downstream plate and has a hole to access the grip.

Abstract: A tension roller assembly includes a tension roller, a first presser, a second presser, and a pressure releaser. The tension roller contacts an outer circumferential surface of a belt to apply tension to the belt. The first presser presses one end of the tension roller in an axial direction of the tension roller against the belt. The second presser presses another end of the tension roller in the axial direction against the belt. The pressure releaser moves the first presser and the second presser together to release pressure applied to the tension roller by the first presser and the second presser.

Abstract: A lever-type connector includes a housing, a lever to be mounted on the housing rotatably between an initial position and a completion position, and a detecting member to be mounted into the housing movably between a standby position and a detection position. The detecting member is movable from the standby position to the detection position with the lever located at the completion position. The lever includes a pair of plate-like portions, an operating portion coupling the pair of plate-like portions in a first direction and a projecting portion projecting from the operating portion. The detecting member includes a body portion and a recess recessed from the body portion. The detecting member is disposed inside the pair of plate-like portions in the first direction and the projecting portion is disposed in the recess with the lever located at the initial position and the detecting member located at the standby position.

Abstract: A connector assembly includes a first connector and a second connector to be connected to the first connector. The first connector includes a housing and a lever to be mounted on the housing rotatably between an initial position and a completion position. The housing includes a lock receiving portion. The lever includes a lock piece for holding the lever at the initial position by locking the lock receiving portion. The lock piece is resiliently deformable. The second connector includes a releasing portion for releasing locking of the lock piece and the lock receiving portion by sliding in contact with the lock piece when the connection of the first and second connectors, is started. The lever receives a force acting in a direction opposite to a rotation direction RD from the initial position toward the completion position when the releasing portion and the lock piece slide in contact.