Provided is a display device. The display device includes a first substrate including a first base layer, a circuit layer disposed on the first base layer, and a light emitting layer disposed on the circuit layer, a second substrate including a top surface and a bottom surface and in which a plurality of grooves arranged in a first direction are defined in the bottom surface, the second substrate being disposed on the first substrate, and a plurality of light blocking members disposed on the plurality of grooves to control propagation direction of light outputted from the light emitting layer.

The present disclosure provides a display substrate, comprising: a bending resistant region; the region comprises a base and a metal wire layer, wherein the metal wire layer is directly formed on the base, or the region further comprises an organic buffer layer located between the base and the metal wire layer, and the metal wire layer is directly formed on the organic buffer layer. The present disclosure provides a method for manufacturing the display substrate above-described. The present disclosure further provides a display device, comprising the display substrate above-described. The present disclosure further provides a method for manufacturing the display device, comprising the method for manufacturing the display substrate above-described. The present disclosure forms a bending resistant structure in a predetermined bending resistant region on the bezel portions of the display substrate, which can enhance the bend resistance thereof and improve the quality of the flexible display.

A mask comprises a mask substrate having a protruding section in an opening end surface of an opening, having an acute angle defined by θ1 and θ2 of no more than 43°, and having a height from a film-formation surface on the substrate to a tip section of the protruding section greater than the thickness of the film to be formed on the film-formation surface.

An organic light-emitting display device with improved light efficiency includes a plurality of pixel electrodes each corresponding one of at least a first, second, or third pixel; a pixel-defining layer covering an edge and exposing a central portion of the pixel electrodes; an intermediate layer over the pixel electrode and including an emission layer; an opposite electrode over the intermediate layer; and a lens layer over the opposite electrode and including a plurality of condensing lenses each having a circular lower surface. For the first pixel, a ratio B/A ranges from about 1.34 to about 2.63. For the second pixel, B/A ranges from about 1.43 to about 3.00, For the third pixel, B/A ranges from about 1.30 to about 2.43. An area of the portion of the pixel electrode exposed by the pixel-defining layer is A, and an area of the lower surface of the condensing lens is B.

A display device including: a display panel configured to display an image; and a winder configured to fix a first end portion of the display panel thereinto, wherein the winder includes a first fixing portion including a first external surface which is curved, and a second fixing portion that includes a second external surface which is curved and that faces the first external surface, wherein the first end portion of the display panel may be interposed between the first external surface and the second external surface.

A display device includes a plurality of first electrodes electrically connected to pixel circuits disposed on a substrate; a pixel defining layer defining a plurality of opening regions, each of the opening regions exposing a portion of each of the first electrodes; a plurality of light emitting layers respectively disposed on the first electrodes in the opening regions; a second electrode covering the light emitting layers and the pixel defining layer; an encapsulation layer disposed on the second electrode; and a plurality of light blocking patterns disposed on the encapsulation layer between the opening regions adjacent to each other in a first direction.

A display device includes a plurality of first electrodes electrically connected to pixel circuits disposed on a substrate; a pixel defining layer defining a plurality of opening regions, each of the opening regions exposing a portion of each of the first electrodes; a plurality of light emitting layers respectively disposed on the first electrodes in the opening regions; a second electrode covering the light emitting layers and the pixel defining layer; an encapsulation layer disposed on the second electrode; and a plurality of light blocking patterns disposed on the encapsulation layer between the opening regions adjacent to each other in a first direction.

A display apparatus includes: a substrate; a pixel electrode above the substrate; a first low reflection layer spaced apart from the pixel electrode at a same layer as the pixel electrode and comprising a lower layer having conductivity and an upper layer above the lower layer; a pixel-defining layer above the first low reflection layer and having an opening exposing at least a part of the pixel electrode; an intermediate layer above the pixel electrode and comprising an organic emission layer; and an opposite electrode above the intermediate layer.

A display apparatus includes a display panel including pixels and a cover window disposed on the display panel. The cover window includes a flat portion having a first thickness, and a folding portion having a second thickness that is less than the first thickness of the flat portion, the folding portion being adjacent to the flat portion. A first stress profile of the flat portion of the cover window that is a stress change along a depth direction from a surface of the flat portion of the cover window is different from a second stress profile of the folding portion of the cover window that is a stress change along a depth direction from a surface of the folding portion of the cover window.

A display device and a method of manufacturing a display device are provided. A manufacturing method of a display device includes: forming a display module including a first area defined therein, the display module including a display panel including a lower surface and an upper surface opposite the lower surface, a first film under the lower surface of the display panel, a second film on the upper surface of the display panel, and an adhesive layer between the lower surface of the display panel and the first film; and irradiating a laser beam in an upper direction extending from the lower surface of the display panel to the upper surface of the display panel to cut the first film and the adhesive layer along an edge of the first area, the laser beam provided to the display panel having a laser power equal to or less than about 1 W.