Abstract: An optical receptacle includes: a first optical surface configured to allow, to enter the optical receptacle, light emitted from the photoelectric conversion element package, or emit, toward the photoelectric conversion element package, light travelled inside the optical receptacle; a second optical surface configured to emit, toward the optical transmission member, the light travelled inside the optical receptacle, or allow, to enter the optical receptacle, light emitted from the optical transmission member; a cylindrical part configured to house at least a part of the photoelectric conversion element package such that the first optical surface and the photoelectric conversion element face each other; and a first groove part disposed at a periphery of the first optical surface.

Abstract: The present invention provides a mesh filter having superior handling performance for liquid-solution lyophilizates. This mesh filter 130 has a mesh 131, and liquid-solution lyophilizates 132 affixed to the mesh.

Abstract: To reduce assembly man-hours of a planetary gear device by devising a structure of a carrier, disclosed is a carrier of a planetary gear device 1 is formed with a gear housing space for housing a sun gear and a planetary gear. The gear housing space is formed between a pair of gear support parts rotatably supporting the planetary gear by a gear support shaft. The pair of gear support parts are integrally connected by a plurality of beams. The beam has a virtual plane orthogonal to a rotation axis of the sun gear as an x-y plane, and a radial direction of a direction extending radially from the rotation axis along the x-y plane is formed along a radial direction at a radially outer position of the sun gear. The planetary gear is located between the beams.

Abstract: A fluid handling device, comprising: a substrate including a first channel, a second channel and a partition wall formed between the first channel and the second channel; a film including a diaphragm, the film being disposed on the substrate so that the diaphragm faces the partition wall; and a sliding member slidable on the film while contacting with the film, the sliding member including a protrusion formed on an underside thereof, and the sliding member being disposed on the film with the underside facing the film, wherein: the sliding member is capable of switching between a first state and a second state by sliding on the film, wherein the protrusion is positioned so as not to face the partition wall with the diaphragm therebetween in the first state, and the protrusion is positioned so as to face the partition wall with the diaphragm therebetween in the second state.

Abstract: A light flux controlling member includes n incidence units for allowing incidence of light emitted from n light emitting elements, respectively; an emission unit disposed between the n incidence units and allowing emission of the light incident on the n incidence units while guiding the light; and a plurality of legs. Each incidence unit includes an incidence surface and a reflection surface reflecting, in a direction along the substrate, the light incident on the incidence surface. The emission unit includes a first emission surface emitting a part of the light from the incidence unit, and a second emission surface disposed so as to face away from the first emission surface and emitting another part of the light from the incidence unit. Each leg is disposed at a position satisfying a predetermined condition.

Abstract: Disclosed herein are actuator, planetary-gear apparatus, and structural-unit embodiments configured to reduce noise and vibration caused by operation of planetary gears. An embodiment may include a ring gear having an outer peripheral surface that extends in the axial direction. A first raised portion may be formed on said outer peripheral surface; and a housing having an inner peripheral surface that is provided facing, and with a gap from, the outer peripheral surface of the ring gear. A second raised portion may be formed on said inner peripheral surface. Movement of the ring gear in the circumferential direction is limited by linear contact or point contact between the first raised portion and the second raised portion, for example. The outer peripheral surface and/or the inner peripheral surface may be a surface of a crowned shape that is bowed in the outer radial direction, according to some further embodiments.

Abstract: A light flux controlling member includes a plurality of incident units and an emission unit. The incident unit includes an incidence surface and a reflection surface. At least a part of a side surface of the light flux controlling member is configured such that ?2 is smaller than ?1, where L is a line connecting a gravity center G1 of the light flux controlling member and a center G2 of the reflection surface, L1 is a line connecting a center P1 of a light-emitting surface of the light-emitting element and a point P2 on the side surface where light emitted from the center P1, L2 is a line along light emitted from the point P2 to outside, ?1 is an angle between L and L1, and ?2 is an angle between L2 and a line L? that is parallel to L.

Abstract: A fluid handling device includes: an introduction part configured to introduce liquid; an ejection part configured to eject liquid; a channel including one end connected to the introduction part and another end connected to the ejection part; and a valve disposed at the channel. An inner surface of the introduction part has water-repellency, and an inner surface of the ejection part and at least a part of an inner surface of the channel do not have water-repellency.

Abstract: A socket configured to electrically connect a first electric component and a second electric component, the socket including: a base part including a top surface and a bottom surface; a contact pin provided to extend through the base part and including a pin lower end exposed from the bottom surface; and an abutment part provided in the base part, and including an abutment lower end, the abutment lower end being exposed from the bottom surface to abut on the second electric component and configured to be movable in a vertical direction, the abutment part being configured such that the abutment lower end abuts on the second electric component approaching, in a process of attaching the second electric component, the base part from below to adjust a posture of the base part with respect to the second electric component.

Abstract: This socket comprises: an accommodation part that has a recess portion; an opening/closing part that opens/closes the recess portion; and a rotation support part that supports the opening/closing part to be rotationally movable between an opened state and a closed state. The opening/closing part has: a cover that is supported by the rotation support part; a pressing part that is provided on the first direction side of the first end and presses a electronic component in the recess portion in the closed state; a locking part that is provided on the first direction side of the pressing part and locks the cover to the accommodation part in the closed state; and a pressed part that has a pressed surface and is provided, at a position farther away from the rotation support part than the locking part, to be rotationally movable.

Abstract: This fluid handling device has a rotary member that is rotatable around the central axis. In the rotary member, a first protruding part for pressing and closing a valve of a flow channel chip and a recessed part for opening the valve without pressing the valve are disposed on the circumference of a first circle around the central axis. The rotary member further has a second protruding part for, when the recessed part is located at the valve in a state where the rotary member is rotated, pressing the valve so as not to open the valve.

Abstract: This invention addresses the problem of providing a fluid handling device that can be reliably and easily connected to various devices, can supply a desired fluid to various devices, and can receive fluid from various devices. The fluid handling device that addresses this problem comprises: a first device having a flow path for allowing a fluid to flow therethrough and an opening for connecting the flow path and the outside; and a tube having a first end that is inserted into the opening. The first device further comprises a support part that fixes the tube such that the central axis of a second end of the tube is at an angle in relation to the central axis of the first end of the tube.

Abstract: An air blow guide member 100 for cooling an electrical component accommodated in an electrical component socket 10 is configured to guide flowing air K supplied from a ventilation unit 3 toward the electrical component socket 10. Further, a test device unit 2 including the air blow guide member 100 and the electrical component socket 10 is configured so that the flowing air K supplied from the air ventilation unit 3 is guided toward the electrical component socket 10 by the air blow guide member 100. Further, a test device includes a plurality of the test units 2 arranged from an upstream side toward a downstream side of the flowing air K supplied from the ventilation unit 3.

Abstract: An opening/closing mechanism of a cover member that can easily push down the cover member by the lever member even if the force from the base member side to the cover member is increased, improving the operability of the lever member. A solution is that the lever member 17 is rotatably supported to the base member 23 by the first shaft 31, the link plate 29 is mounted to the lever member 17 by the second shaft 32, the cover member 15 is mounted to the link plate 29 by the third shaft 33, and the link plate 29 is rotated around the axis of the first shaft 31 in the direction in which the lever member 17 closes, so that the link plate 29 moves through the second shaft 32, and the link plate 29 moves, so that the cover member 15 is depressed through the third shaft 33.

Abstract: A liquid handling device includes a common channel, a plurality of wells, a magnetic beads chamber and a plurality of valves. The plurality of valves are rotary membrane valves disposed on the circumference of a first circle. The magnetic beads chamber is disposed on a circumference of the second circle concentric with the first circle.

Abstract: An optical receptacle is disposed between a light-emitting element and an optical transmission member and configured to optically couple the light-emitting element and the optical transmission member, the optical receptacle including an incidence surface configured to allow incidence of light emitted from the light-emitting element; and an emission surface configured to emit, toward the optical transmission member, light entered from the incidence surface and travelled inside the optical receptacle, the emission surface being an inner surface of a recess. The emission surface includes a first emission surface having a substantially spherical cap shape, and a second emission surface contiguous with the first emission surface, the second emission surface having a shape of a side surface of a substantially frustum shape.

Abstract: The present invention aims to provide a fluid handling device which can be manufactured more conveniently, can easily open and close a channel, and can be miniaturized. The fluid handling device of the present invention includes: a first channel; a second channel; and a valve disposed between the first channel and the second channel, in which the valve includes: a groove-shaped valve seat disposed in a board, and a flat plate-shaped flexible layer covering the groove-shaped valve seat, and the valve communicates between the first channel and the second channel when the flat plate-shaped flexible layer and a bottom of the groove-shaped valve seat are spaced apart from each other, and blocks communication between the first channel and the second channel when the flat plate-shaped flexible layer and an inner wall of the groove-shaped valve seat are in contact with each other.

Abstract: Provided is a contact pin comprising: a hollow first plunger that includes a first contact portion provided on one end side in a first direction and a first enlarged portion which is enlarged in a second direction intersecting the first direction; a second plunger, the one end of which is inserted into the first plunger and that includes a second contact portion provided on the other end side in the first direction and a second enlarged portion provided in a protruding portion protruding from the first plunger so as to be enlarged in the second direction; and a spring provided between the first and second plungers so as to surround the first and second plungers, wherein the first enlarged portion forms a curve shape to bulge outward.

Abstract: A fluid handling device includes a sample channel configured to carry a sample; a dispersion medium channel configured to carry dispersion medium; a dispersion liquid generation part connected to the sample channel and the dispersion medium channel, and configured to generate dispersion liquid by dividing the sample by the dispersion medium, the dispersion liquid being liquid in which droplets of the sample are dispersed in the dispersion medium; and a dispersion liquid channel connected to the dispersion liquid generation part. The dispersion liquid generation part includes a protrusion.

Abstract: An optical receptacle includes first to third optical surfaces. The attenuation part includes a plurality of reflecting surfaces that reflects a part of the light entered from the first optical surface and a plurality of transmission surfaces that transmits another part of the light entered from the first optical surface. The reflecting surfaces and the transmission surfaces are alternately disposed in a first direction along an intersection line of the third optical surface and a plane including first and second optical axes, the first optical axis being an optical axis of light transmitted through the attenuation part, the second optical axis being an optical axis of light reflected by the attenuation part. In the third optical surface, the attenuation part is shorter than an irradiation spot at the third optical surface of the light entered from the first optical surface, in at least one direction.