Abstract: A zoom optical system includes, in order from an object, a first lens group having positive refractive power, a second lens group having negative refractive power, and a third lens group having positive refractive power. The first lens group moves toward an object and air distances between the first to the third lens groups are varied upon zooming from a wide-angle end state to a tele-photo end state. The first lens group comprises a cemented lens consisting of a negative lens and a positive lens in order from the object. The following conditional expressions are satisfied: 4.4 < f ? 1 / ( - f ? 2 ) < 8. 0.6 < f ? 3 / f ? w < 3. 5 ? 0 0.6 < ( - f ? 2 ) / f ? 3 < 1 . 0 ? 5 30. ° < ? ? w < 80.

Abstract: The present invention relates to a process for preparing a thin film on a substrate comprising the steps of preparing two precursor compositions comprising metalloid compounds and combining them thereafter whereby one precursor composition is hydrolyzed prior to combination. The present invention is further related to a multilayer structure and an article comprising the thin film obtainable by the process, a composition comprising the precursor compositions, a kit-of-parts comprising the precursor compositions and the use of the composition and the kit-of-parts for preparing a thin film on a substrate.

Abstract: The printed wiring board substrate includes an insulating layer, a first copper foil, and a second copper foil. The insulating layer has a first main surface and a second main surface opposite to the first main surface. The insulating layer includes a plurality of polyimide layers and a plurality of fluororesin layers. The total number of the plurality of polyimide layers and the plurality of fluororesin layers is 5 or more. Each of the plurality of polyimide layers and each of the plurality of fluororesin layers are alternately stacked along a thickness direction of the insulating layer. One of the plurality of fluororesin layers constitutes a first outermost layer which is an outermost layer on the side of the first main surface. Another one of the plurality of fluororesin layers constitutes a second outermost layer which is an outermost layer on the side of the second main surface.

Abstract: A power transmission device includes: a case including a first oil reservoir configured to be able to store oil, a second oil reservoir configured to be able to store the oil, and a partition wall configured to separate the first oil reservoir and the second oil reservoir; the oil sealed in the case; a rotating member configured to be able to be in contact with the oil in the first oil reservoir; and an oil supplying unit configured to be able to supply the oil in the second oil reservoir to the first oil reservoir. The oil supplying unit is configured to be able to adjust an amount of the oil in the second oil reservoir supplied to the first oil reservoir.

Abstract: According to the present invention, the convenience of a utilization management technology for a usage target object is enhanced and the security risk is reduced. This utilization control device (1) is capable of communicating only in a near field communication (63) and stores a first public key that is paired with a first secret key stored in a management device (2). When hole data is received with a first signature from a provider terminal (3), the first signature is verified by means of the first key, and when the signature verification is established, the hole data is set to an own device (1). The hole data includes a second public key that is paired with a second secret key stored in the management device (2). When a utilization permit card is received with a second signature from a user terminal (4), the second signature is verified with the second public key, and when the signature verification is validated, transaction information included in the utilization permit card is acquired.

Abstract: An image processing apparatus includes a first extraction unit configured to subject an input image to first extraction processing to extract a first feature quantity, a second extraction unit configured to subject the input image to second extraction processing having a lower throughput than the first extraction processing to extract a second feature quantity, a comparison unit configured to compare the first feature quantity with the second feature quantity and then output a comparison result, and an update unit configured to update parameters to be used for the second extraction processing by the second extraction unit, based on the comparison result.

Abstract: An alloy composed of three or more types of elements, wherein all the standard deviation of distribution in the alloy of each element constituting the alloy are 15 atomic % or less provides a novel alloy composed of three or more types of elements and having a high solid solution uniformity.

Abstract: The present invention provides a photoluminescent aluminum alloy which exhibits high mechanical properties and which suppresses, to a high degree, the occurrence of color unevenness in cases where a tungsten-containing aluminum alloy die-cast material is subjected to anodization. Also provided is a photoluminescent aluminum alloy die-cast material produced using the photoluminescent aluminum alloy. This aluminum alloy contains 0.5-3.0 mass % of Mn, 0.3-2.0 mass % of Mg, 0.01-1.0 mass % of W and 1.0-3.0 mass % of Zn, with the remainder comprising aluminum and unavoidable impurities.

Abstract: According to the present invention, a moving body capable of moving within a preset range of movement acquires an image from the environment surrounding the location of the moving body, and determines entry determination conditions for obtaining a result of an entry determination as to whether or not the moving body is allowed to enter a region identified by the location of the moving body and the image. A management terminal outputs the entry determination conditions and the image to an output device, and receives modification information relating to the entry determination conditions from an input device. A server uses the modification information received by the input device of the management terminal to perform learning, including updating of the entry determination conditions, thereby setting the movement range of the moving body, the movement of which is controlled in accordance with the entry determination result.

Abstract: An optical module includes: amounting substrate; a support block on which the mounting substrate is mounted; and a stem having a support surface to support the support block, the stem having a pedestal portion with a tip face in a protruding direction and with an upper surface spreading along the protruding direction; a relay board on the upper surface; a connection block fixed to the tip face; and wires connecting the support block and the mounting substrate to the connection block. The connection block has a surface made of a conductor. The connection block has a first bonding surface facing the same direction as the tip face of the pedestal portion and a second bonding surface facing the same direction as the upper surface. The wires include first and second wires having their ends bonded to the first and second bonding surface, respectively.

Abstract: Provided is an alloyed galvanized steel sheet with excellent resistance to cracking in resistance welding at a welded portion, even if crystal orientations of an Fe-based electroplating layer and a cold-rolled steel sheet are integrated at a high ratio at the interface between the Fe-based electroplating layer and the cold-rolled steel sheet. The alloyed galvanized steel sheet has a Si-containing cold-rolled steel sheet containing Si in an amount of 0.1 mass % to 3.0 mass %; an Fe-based electroplating layer formed on at least one surface of the Si-containing cold-rolled steel sheet with a coating weight per surface exceeding 20.0 g/m2, and an alloyed galvanized layer formed on the Fe-based electroplating layer, where crystal orientations of the Fe-based electroplating layer and the Si-containing cold-rolled steel sheet are integrated at a ratio of more than 50% at the interface between the Fe-based electroplating layer and the Si-containing cold-rolled steel sheet.

Abstract: There is provided a transmission system, a transmission method, and a transmission device that make it possible to inhibit deterioration in quality of transmission signals while reducing the number of times of compensation on transmission signals in a case where a plurality of devices is connected in a daisy chain. The transmission system includes a plurality of sub devices and a main device that are connected in a daisy chain. The main device includes a main connector connected to the first sub device of the plurality of sub devices, the main connector being configured to output transmission signals of a plurality of channels.

Abstract: A siphon jet flush toilet comprises: a bowl; a rim spout port suppling flush water to the bowl; a discharge trap conduit; a jet spout port spouting flush water toward an inlet of the discharge trap conduit; a reservoir tank including a jet spouting discharge valve and storing flush water; a jet water conduit configured to guide the flush water in the reservoir tank to the jet spout port; and a controller being configured to control a rim spouting in which the flush water is spouted from the rim spout port and a jet spouting in which the flush water is spouted from the jet spout port, wherein the jet spouting discharge valve includes a valve body, the valve body being arranged at a position that is lower than an upper surface of the bowl and higher than a seal water level, and before opening the jet spouting discharge valve, the flush water is supplied to the jet water conduit.

Abstract: A flush toilet includes a reservoir tank, a bowl, a rim spout port, a discharge trap conduit, a jet spout port configured to spout flush water toward an inlet of the discharge trap conduit, a jet water conduit configured to supply the flush water from the reservoir tank to the jet spout port, and a discharge device configured to supply or stop supplying the flush water to the jet water conduit, wherein the flush water is spouted at a first flow rate from the jet spout port when the discharge device is driven and the flush water in the reservoir tank flows into the jet water conduit and, after spouting of the first flow rate ends, the flush water is spouted at a second flow rate from the jet spout port due to the flush water retained in the jet water conduit flowing toward the jet spout port.

Abstract: A server device is provided comprising: at least one processor, wherein the at least one processor is configured to execute a computer readable instructions so as to: receive at least one of person-under-restriction related information related to a person under restriction whose usage of a restricted item is restricted or usage related information related to usage of the restricted item by the person under restriction instructed by an instructor; and generate authentication key information generated based on at least one of the received person-under-restriction related information or the received usage related information, the authentication key information being used to authenticate input key information generated based on predetermined input-key generation rule information and the authentication key information and input to the restricted item by the person under restriction, and to release restriction of the restricted item.

Abstract: An image processing apparatus includes a first detection unit configured to detect, from an image in which an object including a plurality of parts is captured, first feature points corresponding to the parts of the object, an acquisition unit configured to acquire a reliability indicating a likelihood that a position indicated by a feature point is a part corresponding to the feature point for each of the first feature points detected by the first detection unit, a second detection unit configured to detect a second feature point based on some of the first feature points for a part corresponding to a first feature point with the low reliability, and a determination unit configured to determine an area including the object based on some of the first feature points and the second feature point.

Abstract: The present invention reduces security risks while improving the convenience of use management technology for a usage target object. A utilization control device (1), upon receiving hole data with a first signature from a provider terminal (3), verifies the first signature by using a first public key, to set the hole data to the device (1) itself when the signature verification is established. Furthermore, upon receiving a use permit with a second signature from a user terminal (4), the utilization control device (1) verifies the second signature by using a second public key included in the hole data, transmits a nonce to the user terminal (4), receives a third signature to the nonce from the user terminal (4), and verifies the third signature by using a third public key included in the use permit.

Abstract: An information processing system includes: a station; a mobile body able to move with respect to the station; and at least one processor. The station has a first light source and a MEMS mirror driven two-dimensionally, and makes light beam from the first light source be reflected by the MEMS mirror while driving the MEMS mirror to be emitted to a space around the station so as to scan the space two-dimensionally by the light beam. The mobile body has a first photo sensor configured to detect reception of the light beam. At least one of the at least one processor is configured to identify a value of a direction parameter indicating a relative direction of the mobile body with respect to the station, based on a timing at which the first photo sensor detected reception of the light beam during the scan.

Abstract: [Object] To equalize delay times when providing a common service to a plurality of terminal apparatuses.

Abstract: An ink composition for performing printing on an impermeable base material, including water (A), a resin (B) which is at least one selected from the group consisting of an acrylic resin, a polyester resin, and a urethane resin, and an organic solvent (C) which has a boiling point of 250° C. or lower, has no nitrogen atom, and satisfies Expression (C1), in which a total content of the organic solvent (C) is in a range of 0.01% by mass to 5.0% by mass with respect to a total amount of the ink composition. In Expression (C1), SPB represents an SP value of a main resin in the resin (B) in an MPa1/2 unit, SPC represents an SP value of the organic solvent (C) in the MPa1/2 unit, and |SPC?SPB| represents an absolute value of a difference between SPC and SPB: |SPC?SPB|?10.0??Expression (C1).