A thin film encapsulation structure included in an organic electroluminescent display device includes a first inorganic barrier layer, an organic barrier layer, and a second inorganic barrier layer. The thin film encapsulation structure is formed on an active region and an active region side portion of lead wires. Each lead wire at least partially includes, at least on lowermost portions of two side surfaces thereof in contact with the first inorganic barrier layer, a forward tapering side surface portion having a tapering angle smaller than 90 degrees in a cross-section parallel to a line width direction thereof. The thin film encapsulation structure further includes an inorganic barrier layer joint portion. On portions of the lead wires having the forward tapering side surface portions, the inorganic barrier layer joint portion is formed and the active region is completely enclosed by the inorganic barrier layer joint portion.

Provided is a display device capable of curbing degradation of color purity.

The display device includes: a plurality of first electrodes that are two-dimensionally disposed; a second electrode that is provided to face first surfaces of the plurality of first electrodes; an electroluminescence layer that is provided between the plurality of first electrodes and the second electrode; an insulating layer that is provided between the adjacent first electrodes; and a plurality of reflective plates that are provided to second surfaces of the plurality of first electrodes, respectively. A plurality of resonator structures that resonate light emitted from the electroluminescence layer are configured of the second electrode and the plurality of reflective plates. The insulating layer includes a plurality of openings, and the openings are provided above the first surfaces of the first electrodes. The reflective plates include counter surfaces that face the electroluminescence layer via the first electrodes. In a case where regions corresponding to the openings in a plan view are defined as first regions, and regions corresponding to peripheral edge parts of the openings in the plan view are defined as second regions, a reflectance R1 on the counter surfaces in the first regions and a reflectance R2 on the counter surfaces in the second regions satisfy a relationship of R2<R1.

A light-emitting element includes a light-emitting layer including the following: a quantum dot including a core and a shell covering the core; and a perovskite compound covering the quantum dot, wherein the shell includes a semiconductor or an insulator containing a zinc element, and the perovskite compound contains a halogen element.

The present disclosure provides a light emitting device having an anode and a cathode, and a first layer and a second layer disposed between the anode and the cathode.

An organic EL device is constructed with a structure that can prevent deterioration in characteristics. An organic EL device is provided that includes at least two or more subpixels each including an organic compound layer including at least a light-emitting layer that emits light of a different color from the other light-emitting layer(s), the organic compound layer being interposed between a first electrode and a second electrode in a stacking manner, the subpixels being disposed separately from one another on a plane perpendicular to a direction of the stacking. Lateral surfaces of the organic compound layers are covered with films differing from subpixel to subpixel. This structure can prevent the organic EL device from deterioration in characteristics.

An anti-glare film including a light reflectance of 3.8% or less and a haze of 40% or greater. A 60° gloss of the anti-glare film may be 15% or less. The anti-glare film includes a transparent substrate layer, and an anti-glare layer formed on at least one surface of the transparent substrate layer. The anti-glare layer may be a cured product of a curable composition including one or more types of a polymer component and one or more types of a curable resin precursor component, and in particular, at least two components selected from a polymer component and a curable resin precursor component can be phase separated through liquid phase spinodal decomposition. The anti-glare film has improved anti-reflection properties.

An anti-glare film including a light reflectance of 3.8% or less and a haze of 40% or greater. A 60° gloss of the anti-glare film may be 15% or less. The anti-glare film includes a transparent substrate layer, and an anti-glare layer formed on at least one surface of the transparent substrate layer. The anti-glare layer may be a cured product of a curable composition including one or more types of a polymer component and one or more types of a curable resin precursor component, and in particular, at least two components selected from a polymer component and a curable resin precursor component can be phase separated through liquid phase spinodal decomposition. The anti-glare film has improved anti-reflection properties.

A light-emitting element includes an anode, a hole transport layer, a quantum dot light-emitting layer, an electron transport layer, and a cathode, in this order. The electron transport layer includes a particulate metal oxide and a conductive resin that disperses the metal oxide.

Provided is an inexpensive light-emitting device with high emission efficiency. Provided is a light-emitting device including an anode, a cathode, an EL layer positioned between the anode and the cathode; the EL layer includes a hole-transport region, a light-emitting layer, and an electron-transport region; the hole-transport region is positioned between the anode and the light-emitting layer; the electron-transport region is positioned between the cathode and the light-emitting layer; the hole-transport region contains any one of a sulfonic acid compound, a fluorine compound, and a metal oxide; the electron-transport region contains an organic compound having an electron-transport property; and an ordinary refractive index of the organic compound having an electron-transport property with respect to light with a wavelength greater than or equal to 455 nm and less than or equal to 465 nm is higher than or equal to 1.50 and lower than or equal to 1.75.

There are provided a light absorption filter containing a resin, a dye having a main absorption wavelength band in a wavelength range of 400 to 700 nm, and a compound that generates a radical upon ultraviolet irradiation, where the resin is composed of a polymer having both a high affinity part and a low affinity part with respect to the dye and the compound that generates a radical upon ultraviolet irradiation, or a light absorption filter containing a dye having a main absorption wavelength band in a wavelength range of 400 to 700 nm and a resin composed of a polymer including a partial structure that generates a radical upon ultraviolet irradiation, an optical filter, a self-luminous display device, an organic electroluminescent display device, and a liquid crystal display device, in which this light absorption filter is used, as well as a manufacturing method for an optical filter.