Abstract: A skin dullness evaluation apparatus includes a frequency analyzing unit that decomposes a skin image into color heterogeneity of a predetermined size; a color heterogeneity index obtaining unit that obtains color data of skin from each of the color heterogeneity decomposed by the frequency analyzing unit, and obtains a color heterogeneity index of the color heterogeneity from the obtained color data of skin; and a dullness evaluation unit that evaluates skin dullness corresponding to the skin image based on the color heterogeneity index obtained by the color heterogeneity index obtaining unit.

Abstract: A method for producing silica particles, includes preparing a silica particle dispersion containing silica particles, and a solvent containing an alcohol and water, and bringing supercritical carbon dioxide into contact with the silica particle dispersion to remove the solvent.

Abstract: There is provided a lighting device for capturing a facial image of a subject by an image capturing unit in plural different near-infrared regions of light including a housing in which a substantially spherical space is formed by a spherical surface, the housing accommodating an entire face part of the subject; at least two light sources arranged at positions bilaterally symmetrical with the subject on the spherical surface to emit the light to light the substantially spherical space; an image capturing unit capturing an image of the entire face part; a first filter installed in front of the light source to block ultraviolet rays and infrared rays from the emitted light; a second filter installed in front of the lens to adjust an amount of the light, and a third filter installed in front of the lens to perform band-pass filtering corresponding to the different near-infrared regions.

Abstract: Provided are an optical transmission structure having a high degree of flexibility in the design of an optical waveguide and a method for manufacturing the optical transmission structure, and also an optical transmission module. An optical transmission structure includes a main substrate (30), a cladding member (40), and core members (50). The main substrate (30) has a through hole (30a) penetrating therethrough in a thickness direction thereof. The cladding member (40) is disposed inside the through hole (30a) and has a plurality of optical waveguide holes (40a) penetrating therethrough in a thickness direction thereof. The core members (50) are disposed inside the plurality of optical waveguide holes (40a), respectively, and have a refractive index larger than the cladding member (40).

Abstract: A supporting structure (2) that stacks and supports solar cell modules in the horizontal state includes a base portion (23) stacked in the up-and-down direction, a reception portion (28) that supports the corner portions of the solar cell module that are projectingly formed in the lateral direction from the inner side wall surface (23c) of the base portion (23), an engaging convex portion (25) formed on the upper end surface of the base portion (23) and engaged with one of supporting structures adjacently arranged up and down, and an engaging concave portion (26) formed on the lower end surface (23b) of the base portion (23) and engaged with the engaging convex portion of the other of supporting structures adjacently arranged up and down, and wherein the engaging concave portion (26) is opened on the external side wall surface (23d) of the base portion (23).

Abstract: A skin state analyzing method for analyzing the skin state of an examinee using an image of the skin of the examinee includes an analyzing step of analyzing at least one of texture/pores, spots, skin tone, and sebum of the skin from the image, a storing step of storing the image and an analysis result obtained from the analyzing step in association with skin examination date/time information and examinee information, a display screen generating step of generating a screen displaying the image and the analysis result of the examinee stored in the storing step, and an output step of outputting the information generated in the display screen generating step.

Abstract: An optical transmission body includes a substrate having a through hole penetrating therethrough in a thickness direction thereof; a cladding member at least a part of which is positioned to be filled in the through hole, and which has an optical waveguide hole which is positioned inside the through hole and penetrates through the cladding member in a thickness direction thereof and a guide hole portion which is positioned away from the optical waveguide hole and is concave in the thickness direction; and a core member disposed inside the optical waveguide hole.

Abstract: Provided are an optical transmission structure having a high degree of flexibility in the design of an optical waveguide and a method for manufacturing the optical transmission structure, and also an optical transmission module. An optical transmission structure includes a main substrate (30), a cladding member (40), and core members (50). The main substrate (30) has a through hole (30a) penetrating therethrough in a thickness direction thereof. The cladding member (40) is disposed inside the through hole (30a) and has a plurality of optical waveguide holes (40a) penetrating therethrough in a thickness direction thereof. The core members (50) are disposed inside the plurality of optical waveguide holes (40a), respectively, and have a refractive index larger than the cladding member (40).

Abstract: There is provided a lighting device for capturing a facial image of a subject by an image capturing unit in plural different near-infrared regions of light including a housing in which a substantially spherical space is formed by a spherical surface, the housing accommodating an entire face part of the subject; at least two light sources arranged at positions bilaterally symmetrical with the subject on the spherical surface to emit the light to light the substantially spherical space; an image capturing unit capturing an image of the entire face part; a first filter installed in front of the light source to block ultraviolet rays and infrared rays from the emitted light; a second filter installed in front of the lens to adjust an amount of the light, and a third filter installed in front of the lens to perform band-pass filtering corresponding to the different near-infrared regions.

Abstract: A skin state analyzing method for analyzing the skin state of an examinee using an image of the skin of the examinee includes an analyzing step of analyzing at least one of texture/pores, spots, skin tone, and sebum of the skin from the image, a storing step of storing the image and an analysis result obtained from the analyzing step in association with skin examination date/time information and examinee information, a display screen generating step of generating a screen displaying the image and the analysis result of the examinee stored in the storing step, and an output step of outputting the information generated in the display screen generating step.

Abstract: A method for producing silica particles, includes preparing a silica particle dispersion containing silica particles, and a solvent containing an alcohol and water, and bringing supercritical carbon dioxide into contact with the silica particle dispersion to remove the solvent.

Abstract: The present invention relates to a photomultiplier having a fine configuration capable of realizing stable detection accuracy. The photomultiplier has a housing whose inside is maintained vacuum, and a photocathode, an electron-multiplier section, and an anode are disposed in the housing. In particular, one or more control electrodes disposed in an internal space of the housing which surrounds the electron-multiplier section and the anode are electrically connected via one or more connection parts extending from an electron emission terminal of the electron-multiplier section.

Abstract: The present invention relates to a photomultiplier having a fine structure capable of realizing high multiplication efficiency. The photomultiplier comprises a housing whose inside is maintained vacuum, and, on a device mounting surface which is a part of an inner wall surface defining an internal space of the housing, a photocathode serving as a reflection type photocathode, an electron-multiplier section, an anode, and a voltage distributing section are disposed integrally. In particular, the electron-multiplier section is constituted by dynodes at multiple stages cascade-multiplying photoelectrons from the photocathode, and the voltage distributing section, which applies corresponding voltages to the dynodes at the respective stages respectively, is on the same surface together with the electron-multiplier section.

Abstract: The present invention relates to a photomultiplier having a fine structure capable of realizing high detection accuracy by effectively suppressing cross talk among electron-multiplier channels. The photomultiplier comprises a housing whose inside is maintained vacuum, and, in the housing, a photocathode, an electron-multiplier section, and anodes are disposed. The electron-multiplier section has groove portions for cascade-multiplying photoelectrons as electron-multiplier channels, and the anodes are constituted by channel electrodes corresponding to the groove portions respectively defined by wall parts. In particular, at least parts of the respective channel electrodes are located in spaces sandwiched between pairs of wall parts defining the corresponding groove portions.

Abstract: The present invention relates to a photomultiplier having a fine structure capable of realizing high multiplication efficiency. The photomultiplier comprises a housing whose inside is maintained vacuum, and, on a device mounting surface which is a part of an inner wall surface defining an internal space of the housing, a photocathode serving as a reflection type photocathode, an electron-multiplier section, an anode, and a voltage distributing section are disposed integrally. In particular, the electron-multiplier section is constituted by dynodes at multiple stages cascade-multiplying photoelectrons from the photocathode, and the voltage distributing section, which applies corresponding voltages to the dynodes at the respective stages respectively, is on the same surface together with the electron-multiplier section.

Abstract: The present invention relates to a photomultiplier having a fine configuration capable of realizing stable detection accuracy. The photomultiplier has a housing whose inside is maintained vacuum, and a photocathode, an electron-multiplier section, and an anode are disposed in the housing. In particular, one or more control electrodes disposed in an internal space of the housing which surrounds the electron-multiplier section and the anode are electrically connected via one or more connection parts extending from an electron emission terminal of the electron-multiplier section.

Abstract: A skin state analyzing method for analyzing the skin state of an examinee using an image of the skin of the examinee includes an analyzing step of analyzing at least one of texture/pores, spots, skin tone, and sebum of the skin from the image, a storing step of storing the image and an analysis result obtained from the analyzing step in association with skin examination date/time information and examinee information, a display screen generating step of generating a screen displaying the image and the analysis result of the examinee stored in the storing step, and an output step of outputting the information generated in the display screen generating step.

Abstract: The present invention relates to a photomultiplier having a fine structure capable of realizing high detection accuracy by effectively suppressing cross talk among electron-multiplier channels. The photomultiplier comprises a housing whose inside is maintained vacuum, and, in the housing, a photocathode, an electron-multiplier section, and anodes are disposed. The electron-multiplier section has groove portions for cascade-multiplying photoelectrons as electron-multiplier channels, and the anodes are constituted by channel electrodes corresponding to the groove portions respectively defined by wall parts. In particular, at least parts of the respective channel electrodes are located in spaces sandwiched between pairs of wall parts defining the corresponding groove portions.

Abstract: A wastewater treatment process for treating wastewater comprising a water-based dispersion containing a surfactant, a colorant and silica, as well as other solid matter, wherein the wastewater is treated using a polysilicato-iron coagulant.

Abstract: A wastewater treatment process for treating wastewater comprising a water-based dispersion containing a surfactant, a colorant and silica, as well as other solid matter, wherein the wastewater is treated using a polysilicato-iron coagulant.