A light-emitting module includes: a light-emitting device including a first light-emitting element configured to output first light having a peak wavelength in a range from 430 nm to 480 nm; and a second light-emitting element configured to output second light having a peak wavelength in a range from 500 nm to 600 nm; and a wavelength conversion member configured to absorb light having a wavelength included in at least one of the first light and the second light and output third light having a peak wavelength in a range from 600 nm to 780 nm. The first light-emitting element and the second light-emitting element are disposed in the light-emitting device, and the wavelength conversion member is disposed separately from the light-emitting device.

A light bead, a light plate, and a display device are disclosed. The light bead includes a light bead main body, a buffer portion, and a mating portion. The light bead main body includes a first end and a second end that are spaced apart from each other. The first end is the end of the light bead main body adjacent to a light-emitting side. The second end is the end of the light bead main body opposite to the light-emitting side. The buffer portion is arranged on the first end of the light bead main body and fits around the first end of the light bead main body. The mating portion is arranged on the second end of the light bead main body and is configured to mate with the light plate to install the light bead onto the light plate.

A quantum-dot light conversion film, a preparation method and an application thereof and an anti-ultraviolet blue-free yellow light for chip manufacturing are provided. The preparation method includes: (1) mixing a quantum-dot concentrate with an acrylic monomer, then adding high polymer for secondary mixing, to obtain a polymer; (2) after mixing the polymer and nanoparticles, adding additives for dispersion to obtain a light conversion liquid resin; and (3) coating and curing the light conversion liquid resin to obtain a quantum-dot light conversion film. The light conversion film has high light conversion efficiency, adjustable emission peak position and narrow half peak width. Its surface forms a tightly arranged high refractive index microlens structure. When the light reaches the microlens array, as the light output surface is a lens structure and the refractive index is improved, more light is emitted in the positive direction, thereby effectively improving the light output rate.

A display device includes a first substrate, a second substrate opposite to the first substrate, a light-emitting element layer on the first substrate and including at least one light-emitting element, an encapsulation layer on the light-emitting element layer and including at least one inorganic encapsulation layer and at least one organic encapsulation layer, a functional layer on the encapsulation layer and including at least one of quantum dots or scattering particles, a color filter layer on a surface of the second substrate facing the first substrate, a lens layer on a surface of the color filter layer facing the functional layer and corresponding to the at least one light-emitting element, and a low-refractive layer between the color filter layer and the lens layer on the second substrate and the functional layer on the first substrate.

Provided is a pyrromethene-boron complex having the following general formula (1):

##STR00001##

wherein X is CR.sup.7 and R.sup.1 to R.sup.9 are as defined, wherein one of two pairs: R.sup.4 and R.sup.5, and R.sup.5 and R.sup.6, has a ring structure of any one of the following general formulas (2A) to (2D):

##STR00002##

wherein in the general formulas (2A) to (2D), R.sup.101, R.sup.102 and R.sup.201 to R.sup.204 are the same as R.sup.2 and R.sup.4 to R.sup.9 in the general formula (1); Ar is a substituted or unsubstituted aromatic hydrocarbon ring, or a substituted or unsubstituted aromatic heterocycle; R.sup.101 and R.sup.102 may form a ring; and the symbol * indicates a connection with the pyrromethene skeleton.

A display device includes a substrate including island portions spaced apart from each other, defining an opening between the island portions, and including a bridge portion connecting the island portions, a light-emitting element above the island portions, and a luminance compensation layer above the bridge portion, and further including a color conversion material configured to change color in response to stress.

An electronic device, which has a plurality of display areas and a transmissive area surrounding the display areas, includes a first substrate, multiple light-emitting units, multiple first optical units, a first encapsulating layer, and a second encapsulating layer. The light-emitting units are arranged on the first substrate and disposed in the display areas, respectively. The first optical units are disposed in the display areas, respectively, and located above the light-emitting units, respectively. The first encapsulating layer is arranged on the light-emitting units and located between the light-emitting units and the first optical units. The second encapsulating layer is disposed on the first optical units. The first encapsulating layer contacts the second encapsulating layer in the transmissive area, so that the first optical units are enclosed in a plurality of spaces formed by the first encapsulating layer and the second encapsulating layer.

A color conversion film array includes a first color conversion sub-film array and a second color conversion sub-film array, wherein each color conversion sub-film includes a photoresist and an organic fluorescent material, and may further includes inorganic oxide nanoparticles. The organic fluorescent materials are all hydrocarbons that are friendly to the environment. The manufacture of the first and second color conversion sub-film arrays merely requires exposure and development, and the process temperature is lower than 120 C., which can avoid degradation of the organic fluorescent material. The pixel density of the manufactured color conversion film array exceeds 5000 PPI.

Provided is a display device including a backplane substrate, a light emitting element layer including first electrodes disposed on the backplane substrate, light emitting elements disposed on the first electrodes, and a first oxide layer covering the light emitting elements, and a light conversion layer disposed on the light emitting element layer, the light conversion layer including color conversion layers overlapping the light emitting elements, and a second oxide layer covering lower surfaces of the color conversion layers, wherein the first oxide layer and the second oxide layer are bonded together.

A display device, a method for manufacturing the same, and an electronic device are provided. The display device includes a substrate, a pixel electrode layer on the substrate, a light emitting element on the pixel electrode layer and including a contact electrode, an organic layer in an island pattern shape covering a portion of a side surface of the light emitting element and a portion of the pixel electrode layer exposed by the light emitting element, a first reflective layer arranged on a side surface of the organic layer, and a protective layer protecting the light emitting element, the organic layer, and the first reflective layer.