A light emitting diode device includes: a diffusing lens including a diffusing body, wherein the diffusing body has a cavity and a light emitting surface; a light emitting diode disposed in the cavity; and a light absorbing material disposed on a light path that light emitting from the light emitting diode passes through the diffusing body and emits from the light emitting surface, wherein the light absorbing material is a yellow light absorbing material. In addition, a backlight module and a display device using the aforesaid light emitting diode device are also disclosed.

A display panel and a display device are provided. The display panel includes a plurality of liquid lenses having a light exiting side; a light absorbing layer disposed on the light exiting side of the liquid lenses, wherein the light absorbing layer is provided with a plurality of grooves corresponding to the liquid lenses, and focal points of the liquid lenses are located in the corresponding grooves; and a reflective layer covering bottoms of the grooves, wherein the bottoms of the grooves are away from the liquid lenses.

A display panel and a display device are provided. The display panel includes an array substrate, a color filter substrate, and a liquid crystal layer disposed between the array substrate and the color filter substrate. The array substrate includes at least one transparent support column for supporting the array substrate and the color filter substrate to form the liquid crystal layer, and at least one fingerprint sensor disposed at a position corresponding to the transparent support column. The display device includes the display panel.

The present application provides a display panel and a display device. The display panel includes a liquid crystal layer, a light adjustment layer, and a reflection layer. The liquid crystal layer includes a plurality of liquid crystal molecules. The light adjustment layer includes a plurality of light adjustment portions, and each of the light adjustment portions and a corresponding one of the liquid crystal molecules include a contact interface. The reflection layer is disposed on a side of the liquid crystal layer and the light adjustment layer away from a display side and corresponds to the light adjustment portions. An incident light is totally reflected at the contact interface or passes through the contact interface.

An object of the present invention is to provide a polarizing element which has an excellent antireflection function in a case of being applied to an image display device; and a circularly polarizing plate and an image display device, each of which has the polarizing element. The polarizing element of an embodiment of the present invention is a polarizing element having an alignment film and an anisotropic light-absorbing film formed using a dichroic substance, in which the alignment film is a photoalignment film formed using a composition for forming a photoalignment film, including a photoactive compound having a polymerizable group and a photoreactive group, a degree S of alignment of the anisotropic light-absorbing film is 0.92 or more, and an average refractive index nave at a wavelength of 400 to 700 nm of the alignment film is 1.55 to 2.0.

The present invention relates to electrochromic nanoparticles having a core-shell structure, and a method for producing the same. In order to achieve the above or other objectives, an aspect of the present invention provides a method for producing electrochromic nanoparticles having a core-shell structure, the method comprising the steps of: preparing a core having a predetermined particle diameter; and adsorbing different types of electrochromic materials on the surface of the core, wherein the electrochromic materials have different absorption spectra. According to the present invention, it is possible to provide electrochromic nanoparticles having excellent shielding ability against visible rays and a method for producing the same.

An image display device includes a display panel that displays an image on a front surface; a light guide plate that is disposed on a rear surface of the display panel; a support plate that supports the light guide plate, and extends beyond at least one lateral surface of the light guide plate in a front view of the light guide plate; a light-emitting diode (LED) unit that emits light into an incident surface of the light guide plate; and a shade that, in a lateral view of the light guide plate and the LED unit, covers a gap between the LED unit and the light guide plate, and seals a gap between the display panel and the support plate.

A liquid crystal display device includes: a liquid crystal panel having first and second substrates and a liquid crystal layer between the first and second substrates; a first polarizing film and an optical film sequentially disposed on an outer surface of the first substrate; a backlight unit under the liquid crystal panel; a first frame under the backlight unit; a second frame surrounding a side surface of the backlight unit; a pad on the second frame; and an adhesive layer between the liquid crystal panel and the pad, wherein the optical film is separated from the pad, and wherein the first polarizing film overlaps the pad.

The invention provides a display device, which includes a display panel and at least one optical device. The display panel has a display region and a display surface. The at least one optical device is overlapped with the display panel. The optical device has a low-reflectivity sealant pattern. An angle of 45 degrees is included between the display surface of the display panel and a connecting line of a side edge of the display region and the low-reflectivity sealant pattern. An inner edge of the low-reflectivity sealant pattern and the display region are located on the same side of the connecting line. The display device of the invention has good light emitting uniformity at different viewing angles.

A display device is disclosed. An embodiment of the display device includes a display panel, a plurality of light assemblies configured to provide light to the display panel, a light absorbing layer positioned on a path of light that is provided to the display panel by the plurality of light assemblies, the light absorbing layer configured to absorb light of a predetermined wavelength range, and a light shielding layer between the light assembly and the display panel, wherein the light shielding layer is configured to simultaneously shield the light provided by the plurality of light assemblies at a first portion and allow the light provided by the plurality of light assemblies to pass at a second portion.