A display unit of the present disclosure includes: a plurality of pixels configured to emit emission light different from one another; and an insulating film provided between the plurality of pixels and having a reflective surface with respect to the emission light, in which an angle of the reflective surface of the insulating film is set for each of the pixels.

A display unit of the present disclosure includes: a plurality of pixels configured to emit emission light different from one another; and an insulating film provided between the plurality of pixels and having a reflective surface with respect to the emission light, in which an angle of the reflective surface of the insulating film is set for each of the pixels.

A display device includes a plurality of pixels arranged on one surface of a substrate within a display region, each of the plurality of pixels including a light emitting element, a partition wall layer including a first partition wall, a second partition wall and a third partition wall, a sealing layer arranged on the plurality of pixels and the partition wall layer, the sealing layer including a first inorganic insulating layer, an organic insulating layer and a second inorganic insulating layer, a protective layer arranged on the sealing layer, and a plurality of connection terminals exposed from the protective layer. The first partition wall surrounds each of the plurality of pixels, the second partition wall surrounds the display region, the third partition wall surrounds the outside of the second partition wall. A groove part is included between the second partition wall and the third partition wall.

A deposition mask includes a first surface facing to the deposition target substrate, and a second surface opposite to the first surface. The deposition mask includes: an effective area in which a plurality of through holes are formed and a longitudinal direction in which one or more of the effective areas are arranged along the longitudinal direction. At least in a central area of the longitudinal direction, the deposition mask is warped to be convex on the first surface in a cross section orthogonal to the longitudinal direction.

An electro-optical device includes a circuit substrate including a flattening layer provided on a surface of the circuit substrate, at least one electro-optical element provided on the flattening layer, a sealing film configured to seal the electro-optical element and including at least a resin layer, and a frame-shaped bank surrounding the flattening layer and covered by the resin layer on an inner side of the frame-shaped bank. In a plan view, an unevenness is provided at a peripheral edge of the flattening layer facing the frame-shaped bank.

An electro-optical device includes a circuit substrate including a flattening layer provided on a surface of the circuit substrate, at least one electro-optical element provided on the flattening layer, a sealing film configured to seal the electro-optical element and including at least a resin layer, and a frame-shaped bank surrounding the flattening layer and covered by the resin layer on an inner side of the frame-shaped bank. In a plan view, an unevenness is provided at a peripheral edge of the flattening layer facing the frame-shaped bank.

Provided is a method for manufacturing an EL device (2), the method including peeling a mother substrate (50) from a layered body (7) including a light-emitting element layer (5) with irradiation with a laser (62). The mother substrate (50) and the layered body (7) are in contact with each other with a resin layer (12) of the layered body (7) interposed therebetween, and in a case that the peeling is performed by irradiating the resin layer (12) with the laser (60), the irradiation is performed on at least a part of an end portion of the resin layer (12) under a condition different from that in a central portion of the resin layer (12).

Provided are a luminescent diamond material and method of producing the same. The method may include the steps of providing a catalyst selected from one or more of the group of cobalt, iron, manganese and nickel; providing an enhancer selected from one or more of the group of boron, germanium, phosphorous, silicon and tin; providing graphite; blending the catalyst, enhancer and graphite to form a homogenized blend; and subjecting the homogenized blend to a high temperature, high pressure process to form a luminescent diamond material having a plurality of diamond particles having a plurality of defect centers, wherein the luminescent diamond material luminesces at a wavelength of about 700 nm to about 950 nm and energy of about 1.77 eV to about 1.30 eV.

A method of manufacturing a display apparatus in which corrosion of an electrode due to a battery reaction does not occur, and corresponding apparatuses with excellent display characteristics are disclosed. In one example, the method includes forming a first electrode having a first conductive material and connected thereto a second electrode having a second conductive material respectively inside and outside a display area. First opening portions are formed on an interlayer insulation film that covers the electrodes such that a part of the first electrode is exposed. Second opening portions similarly leave a part of the second electrode exposed. An anisotropic conductive layer is formed on the exposed second electrode, and then the first opening portions, the second opening portions, and the interlayer insulation film are exposed to a liquid containing an electrolyte.

Provided are a mask sheet frame body bonding apparatus that allows a mask sheet to be bonded to a frame body without producing a crease in a mask pattern by a simple method, and a manufacturing method of a vapor deposition mask. The mask sheet frame body bonding apparatus bonds the mask sheet provided with the mask pattern to the frame. The mask sheet frame body bonding apparatus includes grippers configured to hold gripper end portions of the mask sheet and apply a tensile force to the mask sheet, and a roller serving as a pressing members other than the frame and configured to press at least a side of the mask sheet subjected to tensile force that is opposite to the frame and is a front face of the mask sheet, between the mask pattern and holding positions of the grippers.