A method for operating an electronic device, which is easy on eyes, is provided. The electronic device includes a display device including a light-emitting device and a light-receiving device, and a lens. The method includes a step of displaying an image for focus adjustment of a user's eye; a step of detecting a spot diameter of first light reflected by the user's eye; a step of moving the lens and detecting a spot diameter of second light reflected by the user's eye; a step of determining whether the spot diameter of the second light is smaller than the spot diameter of the first light; a step of further moving the lens and detecting a spot diameter of the third light reflected by the user's eye in the case where the spot diameter of the second light is smaller than the spot diameter of the first light; a step of determining whether the spot diameter of the third light is smaller than the spot diameter of the second light; and a step of moving the lens to a position at which the spot diameter of the first light has been detected, in the case where the spot diameter of the second light is larger than the spot diameter of the first light.

A display panel, a display apparatus, and a display device. The display panel includes a display panel, including: a first display region, including first pixel units; and a second display region, including second pixel units and compensation pixel units. A pixel density of the first display region is greater than a pixel density of the second display region; the compensation pixel units are arranged in a region between the second display region and the first display region; the compensation pixel units are configured to compensate for a color difference between the first display region and the second display region. The compensation pixel units include first compensation pixel units and second compensation pixel units; the first compensation pixel units are disposed on a side of the second display region, and the second compensation pixel units are disposed on another side of the second display region along a row direction.

A display device includes a display panel including a display area on which an image is displayed, a substrate, and an electrode located over the substrate and disposed in the display area; and a camera photographing a front of the display panel without being exposed to the front surface of the display panel, being disposed under the display area of the display panel, and overlapping with a first area in the display area, wherein the electrode overlaps with the first area, and wherein the electrode comprises a semi-transmissive layer positioned over the substrate, an optical path compensation layer positioned on the semi-transmissive layer, and a metal layer positioned on the optical path compensation layer.

A display device includes: a base substrate including an active area, and a nonactive area including a crack dam arrangement area; a plurality of inorganic layers on the base substrate; and an encapsulation layer on the plurality of inorganic layers, and including an encapsulation inorganic layer, and an encapsulation organic layer on the encapsulation inorganic layer. The base substrate includes first substrate portions having a first thickness at the crack dam arrangement area, and a second substrate portion between adjacent ones of the first substrate portions and connected to the first substrate portions, the second substrate portion having a second thickness smaller than the first thickness. The plurality of inorganic layers are laminated to form an inorganic laminated film at the crack dam arrangement area; and the encapsulation inorganic layer is located over the first substrate portions and the second substrate portion, and includes at least one short circuit portion.

[Object] To provide a display apparatus that displays a projection image with an improved resolution.

[Solving Means] A display apparatus (10) includes a light-emitting device (13), a micro-lens array (5), and a scanning mechanism (54). The light-emitting device (13) includes a plurality of first light-emitting pixels and a plurality of second light-emitting pixels. The micro-lens array (5) includes a plurality of lenses (53) that projects the diffuse light rays emitted respectively from the first light-emitting pixel and the second light-emitting pixel, which have been made incident, to a first reaching position and a second reaching position located at desired different positions of a projection target object (3), respectively, the plurality of lenses being arranged at a pitch larger than a pixel pitch of the light-emitting pixels. The scanning mechanism (54) projects the diffuse light ray emitted from the first light-emitting pixel to the first reaching position via the micro-lens array (5) and then projects the diffuse light ray emitted from the second light-emitting pixel to the second reaching position via the micro-lens array (5).

A light-emitting device includes a light-emitting element and an insoluble film covering the light-emitting element. The insoluble film includes one layer each of an inorganic insoluble layer and an organic insoluble layer. The organic insoluble layer contains a polymer material that includes, in the molecular chain, an inorganic atom, and a nitrogen atom and/or an oxygen atom.

A light-emitting element (10) includes: a light-emitting part (30) including a light-emitting region; a first optical path control unit (71) which has positive optical power and to which light emitted from the light-emitting region enters; a second optical path control unit (72) which has positive optical power and to which light exited from the first optical path control unit (71) enters; and a bonding member (35) interposed between the first optical path control unit (71) and the second optical path control unit (72), in which an optical axis (LN.sub.1) of the first optical path control unit (71) is displaced from an optical axis (LN.sub.2) of the second optical path control unit (72).

This application provides an OLED display module and a display apparatus. The display module includes a display layer and a circular polarizer that are stacked, and a light enhancement layer and a light absorption layer that are stacked. The light enhancement layer and the light absorption layer are stacked between the display layer and the circular polarizer. The display layer has a pixel area and a non-pixel area. The light absorption layer is configured to transmit a light ray emitted from the pixel area and absorb a light ray emitted from the non-pixel area. The light ray that passes through the light absorption layer includes a light ray in a first polarization state and a light ray in a second polarization state.

The present invention provides a polarizing plate that exhibits excellent black tightness in a front direction even after an organic EL display device obtained by bonding the polarizing plate to an organic EL display panel is exposed to a high temperature environment for a long period of time; and an organic EL display device. The polarizing plate of the present invention is a polarizing plate having a polarizer formed of a composition containing a first liquid crystal compound and a dichroic substance, and an optically anisotropic layer disposed adjacent to the polarizer and formed of a composition containing a second liquid crystal compound, in which a content of the dichroic substance in the polarizer is 40% by mass or less with respect to a total mass of the polarizer.

Display substrate, method for manufacturing the same and display device are provided. The display substrate includes a base substrate comprising a hole region, an isolation region surrounding the hole region, and a display region surrounding the isolation region. At least one isolation pillar is provided within the isolation region, and each isolation pillar is arranged at a perimeter surrounding the hole region. A light-emitting layer covering the isolation pillar is provided in the display region and the isolation region, and the isolation pillar separates the light-emitting layer located between the hole region and the display region. The isolation pillar includes: a plurality of layers of metal patterns sequentially arranged in a stack on the base substrate; and an insulating film layer which is a layer stack covering the metal patterns and has a shape conforming to shapes of the metal patterns. The display substrate, the method for manufacturing the same, and the display device provided by the present disclosure enables reduced masks, reduced costs and simplified process.