Abstract: A lens device includes a fixation frame and a lens frame that holds lenses and that is fixed to the fixation frame. The fixation frame includes a plurality of engagement portions that are arranged in a direction around an optical axis. The lens frame includes an engagement target portion that is selectively engaged with the plurality of engagement portions.

Abstract: A solar cell of the present disclosure includes: a photoelectric conversion element; and an exterior body surrounding the entire photoelectric conversion element. The photoelectric conversion element includes a perovskite compound. The exterior body includes a first sealing portion and a second sealing portion. The first sealing portion includes a water vapor concentration adjusting material. The first sealing portion has a first exposed surface exposed to an outside of the exterior body and a second exposed surface exposed to an inside of the exterior body, and is continuous between the first exposed surface and the second exposed surface. The second sealing portion includes a material having a water vapor permeability coefficient lower than that of the water vapor concentration adjusting material.

Abstract: A solar cell of the present disclosure includes: a photoelectric conversion element; and an exterior body surrounding the entire photoelectric conversion element. The photoelectric conversion element includes a perovskite compound. The exterior body includes a first sealing portion and a second sealing portion. The first sealing portion includes an oxygen concentration adjusting material. The first sealing portion has a first exposed surface exposed to an outside of the exterior body and a second exposed surface exposed to an inside of the exterior body, and is continuous between the first exposed surface and the second exposed surface. The second sealing portion includes a material having an oxygen permeability coefficient lower than that of the oxygen concentration adjusting material.

Abstract: Provided are a power generation element, an encoder, and a method of manufacturing a magnetic member capable of increasing generated power. Power generation element includes magnetic member that produces a large Barkhausen effect, coil wound around magnetic member, and ferrite member provided at an end of magnetic member to be aligned with coil along a winding axis direction of coil. Ferrite member includes main body located inside columnar space and protrusion connected to main body and located outside columnar space. Columnar space is surrounded by a virtual plane when it is assumed that an outer edge of coil when viewed from the winding axis direction of coil is extended to both sides of the coil in the winding axis direction of coil, and is sandwiched between two virtual planes that are in contact with both ends of magnetic member in the winding axis direction of coil and are orthogonal to the winding axis direction.

Abstract: There are provided a lens barrel and an imaging device that can fix a movable member to a stationary frame without providing a member for fixing the movable member. The lens barrel includes a first motor (56) that drives a third front lens group-holding frame (24B) by first magnets (56A) provided on the third front lens group-holding frame (24B) and a first coil (56C), and a second motor (58) that drives a fourth lens group-movable holding frame (26B) by second coils (58A) provided on the fourth lens group-movable holding frame (26B) and second magnets (58B) provided on a fourth lens group base-holding frame (26A) fixed to the stationary barrel (12) and the cam barrel (14). The third front lens group-holding frame (24B) is fixed by a magnetic force between the first magnets (56A) and inner and outer yokes (58C, 58D) provided on the fourth lens group base-holding frame (26A) in a case where the application of current to the first coil (56C) is stopped.

Abstract: A solid electrolyte (10) of the present disclosure includes porous silica (11) having a plurality of pores (12) interconnected mutually and an electrolyte (13) coating inner surfaces of the plurality of pores (12). The electrolyte (13) includes 1-ethyl-3-methylimidazolium bis(trifluoromethanesulfonyl)imide represented by EMI-TFSI and a lithium salt dissolved in the EMI-TFSI. A molar ratio of the EMI-TFSI to the porous silica (11) is larger than 1.5 and less than 2.0.

Abstract: An ionizing radiation conversion device of the present disclosure includes a first electrode, a second electrode, and an ionizing radiation conversion layer disposed between the first electrode and the second electrode. Here, the first electrode contains a first metal, the second electrode contains at least one selected from the group consisting of second metals and metal oxides, and the ionizing radiation conversion layer contains a perovskite compound. The difference of a value of electron affinity of the ionizing radiation conversion layer minus a value of work function of the first electrode is greater than or equal to 0 eV and less than or equal to 0.4 eV.

Abstract: A solid electrolyte (10) of the present disclosure includes porous silica (11) having a plurality of pores (12) interconnected mutually and an electrolyte (13) coating inner surfaces of the plurality of pores (12). The electrolyte (13) includes 1-ethyl-3-methylimidazolium bis(fluorosulfonyl)imide represented by EMI-FSI and a lithium salt dissolved in the EMI-FSI. A molar ratio of the EMI-FSI to the porous silica (11) is larger than 1.0 and less than 3.5.

Abstract: A lens barrel including a first main shaft and a first sub-shaft that guide the movement of a third front lens group (G3a), a second main shaft and a second sub-shaft that guide the movement of a fourth lens group (G4), a hall element that is used to detect the position of the third front lens group (G3a), and an MR sensor that is used to detect the position of the fourth lens group (G4) are disposed on a straight line passing through an optical axis in a cross section orthogonal to the optical axis. The first main shaft and the second main shaft overlap each other in a direction of the optical axis. In a drive unit for each lens group, a plurality of drive magnets are arranged symmetrically with respect to the straight line.

Abstract: There are provided a lens barrel and an imaging device that can fix a movable member to a stationary frame without providing a member for fixing the movable member. The lens barrel includes a first motor (56) that drives a third front lens group-holding frame (24B) by first magnets (56A) provided on the third front lens group-holding frame (24B) and a first coil (56C), and a second motor (58) that drives a fourth lens group-movable holding frame (26B) by second coils (58A) provided on the fourth lens group-movable holding frame (26B) and second magnets (58B) provided on a fourth lens group base-holding frame (26A) fixed to the stationary barrel (12) and the cam barrel (14). The third front lens group-holding frame (24B) is fixed by a magnetic force between the first magnets (56A) and inner and outer yokes (58C, 58D) provided on the fourth lens group base-holding frame (26A) in a case where the application of current to the first coil (56C) is stopped.

Abstract: There is provided a lens barrel that can stably support movable lens groups with compact configuration and accurately detect the positions of the movable lens groups. A first main shaft (48) and a first sub-shaft (50) that guide the movement of a third front lens group (G3a), a second main shaft (58) and a second sub-shaft (60) that guide the movement of a fourth lens group (G4), a hall element (84) that is used to detect the position of the third front lens group (G3a), and an MR sensor (94B) that is used to detect the position of the fourth lens group (G4) are disposed on a straight line passing through an optical axis (Z) in a cross section orthogonal to the optical axis (Z). The first main shaft (48) and the first sub-shaft (50) are disposed on the radially inner side than the second main shaft (58) and the second sub-shaft (60). The first main shaft (48) and the second main shaft (58) are disposed so as to overlap each other in a direction of the optical axis.

Abstract: A solid electrolyte (10) of the present disclosure includes porous silica (11) having a plurality of pores (12) interconnected mutually and an electrolyte (13) coating inner surfaces of the plurality of pores (12). The electrolyte (13) includes 1-ethyl-3-methylimidazolium bis(fluorosulfonyl)imide represented by EMI-FSI and a lithium salt dissolved in the EMI-FSI. A molar ratio of the EMI-FSI to the porous silica (11) is larger than 1.0 and less than 3.5.

Abstract: A solid electrolyte (10) of the present disclosure includes porous silica (11) having a plurality of pores (12) interconnected mutually and an electrolyte (13) coating inner surfaces of the plurality of pores (12). The electrolyte (13) includes 1-ethyl-3-methylimidazolium bis(trifluoromethanesulfonyl)imide represented by EMI-TFSI and a lithium salt dissolved in the EMI-TFSI. A molar ratio of the EMI-TFSI to the porous silica (11) is larger than 1.5 and less than 2.0.

Abstract: The present invention provides a shock recording device includes: an electric power source; a vibration energy harvester including a first electrode and a second electrode, the vibration energy harvester converting an energy of a shock applied thereto into a potential difference between the first electrode and the second electrode; a first transistor including a first gate electrode, a first source electrode, and a first drain electrode, the first transistor further including a stacked structure of a ferroelectric layer and a semiconductor layer; and a second transistor including a second gate electrode, a second source electrode, and a second drain electrode. The second gate electrode is electrically connected to the first electrode. The second drain electrode is electrically connected to the electric power source. The second source electrode is electrically connected to the first gate electrode. The first source electrode is electrically connected to the second electrode.

Abstract: In a neural network circuit element, a neuron circuit includes a waveform generating circuit for generating an analog pulse voltage, and a switching pulse voltage which is input as a first input signal to another neural network circuit element; a synapse circuit is configured such that the analog pulse voltage generated in the neuron circuit of the neural network circuit element including the synapse circuit is input to a third terminal of a variable resistance element of the synapse circuit, for a permissible input period, in the first input signal from another neural network circuit element; and the synapse circuit is configured such that the resistance value of the variable resistance element is changed in response to an electric potential difference between a first terminal and the third terminal, which occurs depending on a magnitude of the analog pulse voltage for the permissible input period.

Abstract: A neural network circuit includes an error calculating circuit that generates an error voltage signal having a magnitude in accordance with a time difference between an output signal and a teaching signal corresponding to the output signal. A weight change pulse voltage signal is input to a synapse circuit of a neural network circuit element including a neuron circuit that output the weight change pulse voltage signal, and a switching pulse voltage signal is input to a synapse circuit of a neural network circuit element other than the neural network circuit element including the neuron circuit that output the switching pulse voltage signal. The neural network circuit element changes the amplitude of the weight change pulse voltage signal on the basis of the error voltage signal generated by the error calculating circuit.

Abstract: The present invention provides an imaging module, an electric device provided therewith, and an imaging-module manufacturing method capable of simply and reliably performing probing and fixing a lens unit and an imaging element unit to each other with high accuracy even when the miniaturized lens unit is used. A the lens unit (11) includes a focus driving unit, a housing (23), a first connection portion (37A), a first wiring portion by which the focus driving unit and the first connection portion are electrically connected to each other, and a second wiring portion which is electrically connected to the focus driving unit to which the first wiring portion is connected. The second wiring portion extends from the inside of the housing to the outside thereof, and a wire of the second wiring portion extends to an end surface on an end (39) of the extended second wiring portion.

Abstract: The invention provides an imaging module that can reliably perform probing, and an electronic apparatus including the imaging module. An imaging module includes a lens unit, and an imaging element unit that is fixed to the lens unit. The lens unit includes a focus drive unit, first and second image blur-correction drive units, a housing, a first connecting portion that is electrically connected to the imaging element unit, a first wiring portion that electrically connects the respective drive units to the first connecting portion, second connecting portions that are disposed outside the housing, a second wiring portion that is electrically connected to the second connecting portions and is electrically connected to the respective drive units to which the first wiring portion is connected, and a wiring board that includes at least a part of the second wiring portion and the plurality of second connecting portions.

Abstract: An imaging module, an electronic device, and an imaging-module manufacturing method capable of relatively easily adjusting a relative position between an imaging element unit and a lens unit with high accuracy are provided. An imaging module 1 includes an imaging element unit 3, a lens unit 2 which includes a lens group 10, a first image-blur correction driving unit 30x, a second image-blur correction driving unit 30y, a focus driving unit 30z, and a connection portion 41 which is electrically connected to a circuit of the imaging element unit by a conductive joining material, and a flexible wiring portion 12 which includes a wiring group which connects the circuit of the imaging element unit to at least one driving unit among the first image-blur correction driving unit, the second image-blur correction driving unit, and the focus driving unit, and extends between the imaging element unit and the lens unit.

Abstract: An imaging module 100 includes a lens unit 10 and an imaging element unit 20. The lens unit 10 includes a VCM 16A which moves a lens group 12 in a z direction, terminals 14A and 14B which are electrically connected to the VCM 16A, a VCM 16C and a VCM 16E which move the lens group 12 in an x direction and a y direction, and terminals 14C to 14F which are electrically connected to the VCM 16C and the VCM 16E. The imaging element unit 20 includes terminals 24A to 24F which are electrically connected to the terminals 14A to 14F. Exposed areas of the terminals 14A and 14B are larger than exposed areas of the terminals 14C to 14F.