A displaying apparatus includes a pixel unit. The pixel unit includes at least one pixel having a light emitting device and a light conversion layer for converting a first wavelength of light of the light emitting device into a second wavelength of light different from the first wavelength; and an insulation layer covers side surfaces of the light emitting device and the light conversion layer.

A light engine with distinct light sources sharing at least one optic may employ scattering particles to change the illuminance line profiles of one or more of the light sources so that they are more uniformly mixed in the far-field. The scattering particles may be integrated into phosphor layers of specific light sources or may be disposed in a separate layer. The scattering particles may be tunable based on the particular characteristics of the light source, such as their spectral characteristics or their chemical mixing characteristics.

A display device includes a first light emitting element group including at least one first light emitting element emitting a first light having a central wavelength greater than 450 nm and less than about 485 nm, a second light emitting element group including at least one second light emitting element emitting a second light having a central wavelength of about 450 nm or less, a third light emitting element group including at least one third light emitting element emitting a third light having a central wavelength of about 450 nm or less, and a color conversion layer disposed on the first, the second, and the third light emitting element group and including a first color conversion pattern which converts the second light emitted from the second light emitting element group and a second color conversion pattern which converts the third light emitted from the third light emitting element group.

This LED panel comprising: a base substrate including circuit wiring; a plurality of light-emitting diodes disposed to form an array on the base substrate; a side optical layer located laterally to the plurality of light-emitting diodes and including a diffusing agent; and a plurality of upper optical layers respectively located on top of the plurality of light-emitting diodes and including a diffusing agent can provide uniform light in all directions through uniform light distribution by reducing color difference for different viewing angles that occurs due to the structure of a semiconductor light-emitting diode.

A light emitting element includes: a semiconductor stack structure including: a first p-type semiconductor layer, a first active layer disposed on the first p-type semiconductor layer, a first n-type semiconductor layer disposed on the first active layer, an intermediate layer disposed on the first n-type semiconductor layer, a second p-type semiconductor layer disposed on the intermediate layer, a second active layer disposed on the second p-type semiconductor layer, and a second n-type semiconductor layer disposed on the second active layer, wherein: a plurality of first openings are continuously located in the first p-type semiconductor layer, the first active layer, and the first n-type semiconductor layer, and a plurality of second openings are continuously located in the first p-type semiconductor layer, the first active layer, the first n-type semiconductor layer, the intermediate layer, the second p-type semiconductor layer, the second active layer, and the second n-type semiconductor layer.

A display device includes a bank including an opening defining pixels, light emitting elements disposed in the pixels, a color conversion layer disposed on the light emitting elements in the opening, a capping layer overlapping the color conversion layer, and a color filter layer disposed on the capping layer. The color filter layer includes a low refractive material.

There is provided a display device including a film including a layer that selectively reflects at least a part of light in a wavelength range of 380 nm to 780 nm to exhibit a structural color, and a micro LED display.

An operating element includes a carrier element, a luminous foil in or on which at least one optoelectronic component for generating light along a first main radiation direction and contact lines connected thereto are arranged, a diffuser layer arranged after the at least one optoelectronic component with respect to the first main radiation direction, a structured symbol element which is not arranged in front of the diffuser layer with respect to the first main radiation direction and configured to image at least one symbol along the first main radiation direction in a top view onto the diffuser layer and during operation of the at least one optoelectronic component, a touch-sensitive sensor configured to detect an exerted touch or pressure and to generate an electrical signal, and at least one reflective layer configured to reflect light scattered in the opposite direction to the main radiation direction in the main radiation direction.

An embodiment relates to a method for forming by defocused lithography a stack including a photosensitive layer based on a photosensitive resin having scattering particles. The stack further includes at least one pattern defined at least partly by a curved lateral wall so that an intersection of the curved wall with a plane substantially perpendicular to the plane of main extension of the stack forms a curved line. An embodiment also relates to the creation of an optoelectronic device including the stack, wherein the at least one pattern is at least one cavity at least partly defined by the curved lateral wall, and at least one light-emitting diode disposed in the at least one cavity.

The present disclosure discloses a light emitting module including at least one light emitting device, the light emitting device comprising a first conductivity type semiconductor layer, a second conductivity type semiconductor layer, an active layer disposed between the first conductivity type semiconductor layer and the second conductivity type semiconductor layer.