Abstract: A light source unit emits excitation light, which causes a drug to be excited to emit chemical fluorescence, and reference light which has a wavelength range from a blue-light wavelength range to a red-light wavelength range. A color information acquisition section acquires a plurality of pieces of color information from fluorescence and reference image signals that are obtained from the image pickup of an object to be observed illuminated with the excitation light and the reference light. A color difference expansion section expands a color difference between a normal mucous membrane and a fluorescence region in a feature space formed by the plurality of pieces of color information.
Abstract: A projection lens includes a lens that is made of a resin, a first holding frame that holds the lens, and a second holding frame that is not in contact with the lens and holds the first holding frame; and a thermal expansion coefficient of the first holding frame is higher than a thermal expansion coefficient of the second holding frame.
Abstract: Provided are a composition including at least one selected from silica particles in a shape in which a plurality of spherical silicas are connected in a bead shape or silica particles in a shape in which a plurality of spherical silicas are connected in a plane, and a solvent, in which at least a part of hydroxy groups on a surface of the silica particles is treated with a hydrophobizing treatment agent which reacts with the hydroxy group; a film formed of the composition; a structural body; a color filter; a solid-state imaging element; and an image display device.
Abstract: Provided are a display method and a video recording method for a user to perceive a position of an extraction range moving within an angle of view. A display method according to an aspect of the present invention includes an acquisition step of acquiring a reference video that is a motion picture, an extraction step of extracting an extraction video set to be smaller than an angle of view of the reference video within the angle of view from the reference video, a movement step of moving an extraction range of the extraction video over time, a first display step of displaying the extraction video on a display device, and a second display step of displaying a support video based on a positional relationship between the angle of view and the extraction range on the display device, in which the second display step is executed during execution of the first display step.
Abstract: Provided are an antibacterial layer-attached base material, which has excellent anti-glare characteristics and in which rainbow unevenness and warping are suppressed, and a film for a display using the antibacterial layer-attached base material. The antibacterial layer-attached base material includes: a base material having optical anisotropy, and an antibacterial layer which is disposed on at least a part of a surface of the base material, in which the antibacterial layer contains antibacterial agent fine particles and a binder, an average particle diameter of the antibacterial agent fine particles is 0.05 to 1 ?m, the thickness of the antibacterial layer is greater than 5 ?m and smaller than or equal to 15 ?m, and a tensile strength of the base material is greater than or equal to 200 MPa.
Abstract: A first object of the present invention is to provide a method for producing a cyclic imide compound with high yield and high purity. A second object of the present invention is to provide a composition that can be used in the method for producing a cyclic imide compound with high yield and high purity. A third object of the present invention is to provide an intermediate compound that can be used in the method for producing a cyclic imide compound with high yield and high purity. The method for producing a cyclic imide compound according to the present invention includes reacting a compound represented by formula (1) below with at least one amine compound to obtain a compound represented by formula (2) below.
March 17, 2022
July 7, 2022
FUJIFILM Corporation, The University of Tokyo
Abstract: Provided is a composition with which an optically anisotropic film exhibits reverse wavelength dispersibility and shows nx>nz>ny can be formed, an optically anisotropic film, an optical film, a circularly polarizing plate, and an organic EL display device. The composition includes a compound represented by Formula (1); and a rod-like compound, in which the compound represented by Formula (1) has a maximal absorption wavelength in a wavelength range of 300 nm or less, and the rod-like compound has a maximal absorption wavelength in a wavelength range of 330 nm or more.
Abstract: Provided is a method of manufacturing an optical element in which aligning properties of an alignment pattern in a photo-alignment film is improved such that alignment defects of a liquid crystal compound in a liquid crystal layer can be suppressed. The method of manufacturing an optical element includes: an exposure step of performing interference exposure to a surface of a photo-alignment film including a photo-alignment material to form, on the photo-alignment film, an alignment pattern in which a direction of an optical axis derived from a liquid crystal compound changes while continuously rotating in at least one in-plane direction; and a liquid crystal layer forming step of applying a liquid crystal composition including a liquid crystal compound to the photo-alignment film where the alignment pattern is formed to form a liquid crystal layer, in which the photo-alignment material includes an azo compound, and the exposure step is performed in an environment having a relative humidity of 50% or less.
Abstract: An object of the present invention is to provide a composition for forming a thermally conductive material, from which a thermally conductive material having excellent thermally conductive properties and adhesiveness can be obtained. In addition, another object of the present invention is to provide a thermally conductive material, a thermally conductive sheet, and a device with a thermally conductive layer. A composition for forming a thermally conductive material of the present invention contains a thermosetting compound A, boron nitride particles B containing boron nitride and having an average particle diameter of 25.0 ?m or more, and boron nitride particles C containing boron nitride and having an average particle diameter of 15.0 ?m or less, in which an oxygen atom concentration on a surface of the boron nitride particles C detected by X-ray photoelectron spectroscopic analysis is 1.5 atomic % or more.
Abstract: Provided is a composition for forming a polarizer from which a polarizer with an excellent surface state can be formed, a polarizer, a laminate, and an image display device. The composition for forming a polarizer includes a polymerizable liquid crystal compound which has two or more rings selected from the group consisting of an aromatic ring and an alicyclic ring and two polymerizable groups and exhibits a liquid crystal state of a smectic phase, a monofunctional polymerizable compound which has two or more rings selected from the group consisting of an aromatic ring and an alicyclic ring and one polymerizable group, and a dichroic material, in which the number of atoms NA of the polymerizable liquid crystal compound and the number of atoms NB of the monofunctional polymerizable compound satisfy Expression (1), 0.35?NB/NA?0.65 (1).
Abstract: Provided is a polymerizable liquid crystal composition with which an image display device having an excellent contrast can be manufactured; and a cured product, an optical film, a polarizing plate, and an image display device. The polymerizable liquid crystal composition contains a compound represented by Formula (I). L1-SP1-D5-(A1)a1-D3-(G1)g1-D1-[Ar-D2]q1-(G2)g2-D4-(A2)a2-D6-SP2-L2 . . . (I), and a compound represented by Formula (II), L5-SP5-D9-(A5)a3-D10-(G3)g3-D11-M . . . (II).
Abstract: An object of the present invention is to provide a bone regenerative agent showing a high bone regeneration effect. According to the present invention, a bone regenerative agent containing gelatin-containing granules and stem cells is provided. Gelatin preferably has repetitions of a sequence represented by Gly-X-Y, which is characteristic of collagen. Here, a plurality of Gly-X-Y's may be the same as or different from each other, and in the formula, X and Y each independently represent any of amino acid. A molecular weight of the gelatin is preferably 2 KDa or more and 100 KDa or less.
Abstract: A control device controls projection by a plurality of projection units having different projection ranges. A control unit projects, by the plurality of projection units a first image in which a content is disposed on a first projection range having the projection ranges of the plurality of projection units. An acquisition unit acquires first attribute information associated with the content and indicating whether an aspect ratio is made to be changeable or is maintained in a case in which a size of the content is adjusted. The control unit projects a second image in which at least a part of the contents is disposed on a second projection range, and, in a state in which projection is performed by a projection unit except a part of the plurality of projection units, adjusts the size of the content in generation of the second image based on the first attribute information.
Abstract: An optical film, a polarizing plate, and an image display device, each having an optically anisotropic layer obtained by curing a polymerizable liquid crystal composition including immobilizing an alignment state of a rod-shaped liquid crystal compound (LCC) having reverse wavelength dispersibility and a monofunctional compound, in which the rod-shaped LCC has polymerizable groups P1 and P2, and three or more rings B1 selected from the group consisting of an aromatic ring and an alicyclic ring a1 atoms of the rod-shaped LCC and a2 atoms of the monofunctional compound having polymerizable group P3, satisfy a relationship of Expression (1): 0.2<a2/a1<0.55; b1 of the rings B1 contained in the rod-shaped LCC and a total b2 of the rings B2 and the aromatic rings Ar contained in the monofunctional compound satisfy a relationship of Expression (2): b2=b1×0.5 or b2=(b1+1)×0.5.
Abstract: An object is to provide a projection image displaying member that enables display of a projection image using p-polarized light and can provide a head-up display system having high polarizing sunglasses suitability, a windshield, and a head-up display system. The object is achieved by a projection image displaying member having a transparent substrate having an in-plane retardation of 5000 nm or more and at least one selective reflection layer, wherein the selective reflection layer is located closer to the side on which projection light is incident than the transparent substrate is.
Abstract: Provided is a new optical element that can be used for various applications. The optical element includes: a liquid crystal layer where a liquid crystal compound is aligned; and a polymer layer that is laminated on the liquid crystal layer, in which the optical element is reversibly switchable between a reference form and a first form where a film thickness distribution of the liquid crystal layer is less than that of the reference form.
Abstract: A switching determination index value (red feature quantity), which is used to determine whether or not to switch a first observation environment to a second observation environment in which an object to be observed is enlarged at a second magnification ratio higher than a first magnification ratio is calculated on the basis of a first medical image that is obtained in the first observation environment in which the object to be observed is enlarged at the first magnification ratio. Whether or not to switch the first observation environment to the second observation environment is determined on the basis of the switching determination index value. The first observation environment is switched to the second observation environment by a specific operation in a case where it is determined that switching to the second observation environment is to be performed.
Abstract: A dispersion liquid contains an inorganic oxide particle surface-treated with at least one of a compound represented by Formula Si(RA1)(XA1)3 or a compound represented by Formula Si(RA2)(RA20)(XA2)2, polysiloxane having at least one of a T unit represented by Formula [RB1SiO3/2] or a D unit represented by Formula [RB2RB20SiO], and an organic solvent, where a content of the polysiloxane is 0.5% to 39% by mass with respect to a total amount of the inorganic oxide particle and the polysiloxane, in which in the formula, RA1, RA2, RB1, and RB2 represent a functional group, XA1 and XA2 represent a hydroxyl group or a hydrolyzable group, and RA20 and RB20 represent an alkyl group or an aryl group.
Abstract: An object of the present invention is to provide a curable composition with which a cured film having excellent color separation, pattern shape accuracy, and transmittance can be manufactured. Another object of the present invention is to provide a cured film formed of the curable composition, a color filter, a solid-state imaging element, and an image display device. The curable composition of the present invention contains, a coloring material, a resin, a polymerizable compound, a polymerization initiator, and silica particles, in which a content of the coloring material is 30 to 80 mass % with respect to a total solid content of the curable composition, and a content of the silica particles is 5 to 30 mass % with respect to the total solid content of the curable composition.
Abstract: A first acoustic wave image and a second acoustic wave image are displayed on top of each other in different display colors, and a first operation icon for selecting the first acoustic wave image and a second operation icon for selecting the second acoustic wave image are displayed on operation icon display unit. The first operation icon and the second operation icon are displayed on top of each other in a display order identical to a display order of the first acoustic wave image and the second acoustic wave image that are displayed on top of each other on image display unit.
August 17, 2018
Date of Patent:
July 5, 2022
Kaku Irisawa, Dai Murakoshi, Tomoki Inoue