The present invention provides an organic EL image display device including a reflecting layer, an organic electroluminescent layer group, a polarization separation layer, and a circularly polarizing plate in this order, in which the polarization separation layer includes polarization separation sites arranged in a matrix form corresponding to the organic electroluminescent layer group, the polarization separation site reflects light of one polarization state and transmits light of the other polarization state in light emitted from the corresponding organic electroluminescent layer, the polarization separation layer is divided by a visible light transmission region to form the polarization separation sites, and a wavelength range of the reflection is wider than a wavelength range of the light emission. The organic EL image display device according to the present invention has high brightness at the time of both front observation and oblique observation and little image blurring.

An electronic device includes a plurality of light emitting units mounted on a substrate, and an opening that is provided so as to correspond to each of the light emitting units and guides light emitted from the light emitting units to an outside.

A light-emitting device includes a metal reflection layer having a phase modulation surface, a color conversion layer provided on the phase modulation surface of the metal reflection layer, a first electrode provided on the color conversion layer, a hole injection and transport layer provided on the first electrode, a blue organic light-emitting layer provided on the hole injection and transport layer, an electron injection and transport layer provided on the blue organic light-emitting layer, and a second electrode provided on the electron injection and transport layer. The phase modulation surface of the metal reflection layer generates magnetic resonance with respect to incident light. The color conversion layer includes a photoluminescent material.

A display device includes: a display area; a display element which emits light and includes a pixel electrode, an opposite electrode, and a light emission layer between the pixel electrode and the opposite electrode; an encapsulation layer covering the display element; sensing electrodes disposed on the encapsulation layer; and a light-shielding layer disposed on each of the sensing electrodes to correspond to each of the sensing electrodes. The encapsulation layer includes: a first organic layer having a refractive index, a first opening defined in the first organic layer and corresponding to the light emission layer of the display element, and a first refractive layer covering the first organic layer.

A display panel and a display device are provided in the present disclosure. The display panel includes a display region and a non-display region, where the non-display region is on at least one side of the display region. The display panel includes a substrate; a light-emitting unit layer on a side of the substrate, where the light-emitting unit layer includes pixel units, at the display region, arranged in an array; and further includes a light-blocking layer on a side of the light-emitting unit layer away from the substrate, where the light-blocking layer includes first openings and second openings. The first openings are at the display region; along a direction perpendicular to the substrate, the pixel units correspond to the first openings; and the second openings are at least on a side of the non-display region adjacent to the display region.

A light emission element of an embodiment of the present disclosure includes at least: a base; a recessed portion provided at a surface of the base; a first electrode layer formed at least partially along a shape of a top surface of the recessed portion; an organic layer formed on the first electrode layer at least partially along a shape of a top surface of the first electrode layer; a second electrode layer formed on the organic layer along a shape of a top surface of the organic layer; and a planarization layer formed on the second electrode layer, in which light from the organic layer is emitted to an outside via the second electrode layer and the planarization layer.

A display substrate and a preparation method therefor, and a display apparatus. The display substrate includes a light-emitting unit layer arranged on a base, and a reflecting layer arranged on the light-emitting unit layer, wherein the light-emitting unit layer comprises a plurality of light-emitting units corresponding to different colors, and the reflecting layer is provided with light transmission holes corresponding to the plurality of light-emitting units on a one-to-one basis; and a light modulation layer is arranged on the side of the reflective layer away from the base, and the light modulation layer is configured to reflect some light rays in a blue light waveband and transmit light rays in wavebands other than the blue light waveband.

A display panel and a manufacturing method thereof, and a display apparatus are provided. The display panel includes: a base substrate, a plurality of pixels, and a drive circuit. At least one of the pixels includes a light-emitting device; the light-emitting device includes an anode electrode and a light-emitting layer; the anode electrode includes a first transparent conductive layer and a metal layer, the first transparent conductive layer completely covers the metal layer, and an orthographic projection of the metal layer on the base substrate is located in an orthographic projection of the first transparent conductive layer on the base substrate; the light-emitting layer is stacked with the anode electrode and is located on a side of the first transparent conductive layer facing away from the metal layer; the drive circuit is located between the base substrate and the anode electrode.

A double-sided organic light-emitting display device includes: a first electrode layer for emitting electrons; a second electrode layer which emits holes and is disposed perpendicularly to the first electrode layer; an organic light-emitting layer interposed between the first electrode layer and the second electrode layer, and including multiple pixels so as to emit light at a portion where the first electrode layer and the second electrode layer intersect with each other, by the collision between the electrons and the holes; and a reflector unit formed in an arbitrary pattern which reflects, in the opposite direction, light transmitted through the first or the second electrode layer, or a pattern reversed with respect to the arbitrary pattern, such that the multiple pixels display a first image on one surface in the arbitrary pattern, and display a second image on the other surface in the pattern reversed with respect to the arbitrary pattern.

The embodiments of the present disclosure provide a display panel, a manufacturing method thereof, and a display device. The display panel includes a first substrate and a second substrate cell-assembled to each other, a light emitting member layer disposed between the first substrate and the second substrate and a light diffusion layer disposed on a light existing side of the light emitting member layer, the light emitting member layer includes a plurality of light emitting units and imaging holes disposed on at least two sides of each of the light emitting units, the light diffusion layer includes a reflective member configured to reflect a light ray emitted by the light emitting unit and reaching the reflective member, and the reflected light ray reflected by the reflective member exits from the imaging holes.