Abstract: A ceramic scintillator array of an embodiment includes: a plurality of scintillator segments each composed of a sintered compact of a rare earth oxysulfide phosphor; and a reflective layer interposed between the scintillator segments adjacent to each other. The reflective layer contains a transparent resin and reflective particles dispersed in the transparent resin. The reflective particles contain titanium oxide and at least one inorganic substance selected from the group consisting of alumina, zirconia, and silica. A glass transition point of the transparent resin is 50° C. or higher, and a thermal expansion coefficient of the transparent resin at a temperature higher than the glass transition point is 3.5×10?5/° C. or less.

Abstract: A ceramic scintillator array of an embodiment includes: a plurality of scintillator segments each composed of a sintered compact of a rare earth oxysulfide phosphor; a first reflective layer interposed between the scintillator segments adjacent to each other; and a second reflective layer arranged on a side of surfaces, on which an X-ray is incident, of the plurality of scintillator segments. A difference in dimension between an end portion of a surface of the second reflective layer and a most convex portion of the surface of the second reflective layer is 30 ?m or less.

Abstract: A light emitting device includes: a first white light source which includes N pieces of first white light emitting diodes and emits a first white light; and a second white light source which includes M pieces of second white light emitting diodes and a first resistance element electrically connected in series to the second white light emitting diodes and having a first resistance value, is electrically connected in parallel to the first white light source, and emits a second white light, the light emitting device emitting a mixed white light of the first white light and the second white light. The drive voltage of the first white light source is higher than a drive voltage of the second white light source, and a color temperature of the mixed white light is higher as a total luminous flux of the mixed white light is higher.

Abstract: A lighting apparatus according to an embodiment includes a globe, an optical element including a scattering portion inside and transparent to visible light, and a light source disposed to be opposed to a light incident surface of the optical element. The scattering portion is disposed inside the globe.

Abstract: An optical element according to an embodiment is formed from a material transparent to visible light and has a rotationally symmetrical shape with respect to the central axis. A cavity containing no transparent material is provided inside the optical element. The inner surface of the cavity has a shape in which a boundary line of the cavity along which a plane including the central axis intersects the inner surface includes a curve portion expanding toward the outside of the optical element. The inner surface of the cavity does not include any surface recessed inwardly.

Abstract: A light emitting device includes: a first white light source which includes N pieces of first white light emitting diodes and emits a first white light; and a second white light source which includes M pieces of second white light emitting diodes and a first resistance element electrically connected in series to the second white light emitting diodes and having a first resistance value, is electrically connected in parallel to the first white light source, and emits a second white light, the light emitting device emitting a mixed white light of the first white light and the second white light. The drive voltage of the first white light source is higher than a drive voltage of the second white light source, and a color temperature of the mixed white light is higher as a total luminous flux of the mixed white light is higher.

Abstract: According to one embodiment, a lighting device includes a hollow globe having an opening at an end thereof, a light source housed in the globe and including at least an LED, a pillar portion housed in the globe and supporting the light source, a cap connector directly connected to the pillar portion, or indirectly connected to the pillar portion via another member, and a cap attached to the cap connector and electrically connected to the light source. A thermally conductive layer is provided between the inner surface of the globe and the lateral surface of the pillar portion.

Abstract: The present disclosure provides a solid-state image pickup element, including, a pixel portion in which plural pixels each carrying out photoelectric conversion are disposed in a matrix, and a pixel signal reading portion having a function of reading out pixel signals from the pixel portion to signal lines, and sampling reset levels and signal levels of the pixels, wherein the pixel signal reading portion includes column processing units converting analog signals read out into digital signals in correspondence to a column disposition of the pixels, respectively, and each of the column processing units carries out the sampling for the reset level of the pixel plural times, and averages a result of the sampling after the result of the sampling is integrated in a digital integrating circuit within each of the column processing units.

Abstract: According one embodiment, a film forming apparatus includes a stage, a coating section, a vapor supply section, a blower section, and a controller. On the stage, an coating target is placed. The coating section applies a material to a predetermined region on the coating target placed on the stage to form a coating film. The vapor supply section generates solvent vapor capable of dissolving the coating film. The blower section blows the solvent vapor generated by the vapor supply section onto the coating film on the coating target placed on the stage. The controller controls an amount of the solvent vapor to be blown by the blower section so that: the coating film is dissolved; viscosity in a part of the coating film on a surface layer side is lower than that in a part thereof on the coating target side; and the viscosity in the part on the surface layer side and the viscosity of the coating target side take such values that prevent the coating film on the coating target from spreading.

Abstract: A method of producing a low-molecular luminous material dispersant having: inserting a coat agent in gas phase and an inner gas into a vacuum atmosphere, wherein the coat agent has a strong affinity for a solvent when the coat agent is in liquid phase; heating and vaporizing a low-molecular luminous material in the vacuum atmosphere so as to obtain a mix gas comprising the low-molecular luminous material and inner gas; cooling the mix gas so as to obtain a coat agent in liquid phase; and recovering the coat agent in liquid phase and adding the coat agent in liquid phase into the solvent so as to obtain the low-molecular luminous material dispersant.

Abstract: A coater (1) includes: a droplet jet part (4) which ejects droplets of a first solution toward an object to be coated (2) to apply the droplets to the object to be coated (2); and a remoisturizing-drying part (6) which gives a residue of the first solution applied on the object to be coated (2) a solvent capable of dissolving the residue to form an applied body with a second solution containing the residue as a solute, and which dries the formed applied body with the second solution.

Abstract: A solid-state image sensing device includes: a pixel array unit including pixels arranged in a matrix and a vertical signal line wired with respect to each pixel column; an analog-digital conversion circuit provided with respect to each pixel column and having a comparator using an analog signal as a comparison target input and a counter measuring a time from start to completion of the comparison of the comparator; a reference signal generating unit that generates reference signals with ramp waveforms; a first switch that, in a thinning readout mode, shorts the vertical signal line belonging to one pixel column of a specific group of pixel columns and the vertical signal line belonging to another group of pixel columns from which no signals are readout; and a second switch that, in the thinning readout mode, provides the reference signals to the comparator belonging to the one pixel column and the comparator belonging to the another group, respectively.

Abstract: A solid-state imaging device includes: a plurality of pixel circuits each including a photoelectric conversion element; reading signal lines connected to the pixel circuits; a reference signal output circuit outputting a reference signal whose voltage level varies; a reference signal line connected to the reference signal output circuit; and comparators each having a first input terminal and a second input terminal and each inverting its output depending on a voltage relation of the first input terminal and the second input terminal, wherein the first input terminals of some of the comparators are connected to the reading signal lines and the second input terminals thereof are connected to the reference signal line, and wherein the first input terminals of the other of the comparators are connected to the reference signal line and the second input terminals thereof are connected to the reading signal lines.

Abstract: An ink jet system according to the present invention is provided with an air bubble removing unit including: an ink jet body having a plurality of ink supply path; a nozzle plate connected to an end of the ink jet body and having a plurality of spaced nozzle holes therein; and a cap configured to cover the nozzle holes formed in the nozzle plate wherein a first ink channel space is formed continuous to the nozzle holes and the plurality of ink supply path, and a second ink channel space is formed between a recess of the cap and a surface of the nozzle plate, so that the second ink channel space and the first ink channel space are continuous through the nozzle holes.

Abstract: A thin film solar cell includes: a thin film-like substrate; an electrode arranged on the substrate; a photoelectric conversion layer stacked on the electrode; a transparent conductive film arranged on the photoelectric conversion layer; diffraction recessed portions provided periodically on a photoelectric conversion layer-side surface of the electrode; and reflection preventing recessed portions provided periodically on a photoelectric conversion layer-side surface of the transparent conductive film.

Abstract: The present disclosure provides a solid-state image pickup element, including, a pixel portion in which plural pixels each carrying out photoelectric conversion are disposed in a matrix, and a pixel signal reading portion having a function of reading out pixel signals from the pixel portion to signal lines, and sampling reset levels and signal levels of the pixels, wherein the pixel signal reading portion includes column processing units converting analog signals read out into digital signals in correspondence to a column disposition of the pixels, respectively, and each of the column processing units carries out the sampling for the reset level of the pixel plural times, and averages a result of the sampling after the result of the sampling is integrated in a digital integrating circuit within each of the column processing units.

Abstract: According one embodiment, a film forming apparatus includes a stage, a coating section, a vapor supply section, a blower section, and a controller. On the stage, an coating target is placed. The coating section applies a material to a predetermined region on the coating target placed on the stage to form a coating film. The vapor supply section generates solvent vapor capable of dissolving the coating film. The blower section blows the solvent vapor generated by the vapor supply section onto the coating film on the coating target placed on the stage. The controller controls an amount of the solvent vapor to be blown by the blower section so that: the coating film is dissolved; viscosity in a part of the coating film on a surface layer side is lower than that in a part thereof on the coating target side; and the viscosity in the part on the surface layer side and the viscosity of the coating target side take such values that prevent the coating film on the coating target from spreading.

Abstract: A solid-state image sensing device includes: a pixel array unit including pixels arranged in a matrix and a vertical signal line wired with respect to each pixel column; an analog-digital conversion circuit provided with respect to each pixel column and having a comparator using an analog signal as a comparison target input and a counter measuring a time from start to completion of the comparison of the comparator; a reference signal generating unit that generates reference signals with ramp waveforms; a first switch that, in a thinning readout mode, shorts the vertical signal line belonging to one pixel column of a specific group of pixel columns and the vertical signal line belonging to another group of pixel columns from which no signals are readout; and a second switch that, in the thinning readout mode, provides the reference signals to the comparator belonging to the one pixel column and the comparator belonging to the another group, respectively.

Abstract: A solid-state imaging device includes: a plurality of pixel circuits each including a photoelectric conversion element; reading signal lines connected to the pixel circuits; a reference signal output circuit outputting a reference signal whose voltage level varies; a reference signal line connected to the reference signal output circuit; and comparators each having a first input terminal and a second input terminal and each inverting its output depending on a voltage relation of the first input terminal and the second input terminal, wherein the first input terminals of some of the comparators are connected to the reading signal lines and the second input terminals thereof are connected to the reference signal line, and wherein the first input terminals of the other of the comparators are connected to the reference signal line and the second input terminals thereof are connected to the reading signal lines.