The present application relates to novel compounds and to devices which contain these compounds. The application also relates to a device for regulating the passage of energy from an outside space into an inside space, to a window containing the said device, and to uses of the said devices and compounds.

An electro-optic device comprises in order, an electrically-conductive light-transmissive layer, an electro-optic material layer, an adhesive layer, and a backplane substrate comprising a plurality of pixel electrodes configured to apply an electrical potential between the electrically-conductive light-transmissive layer and the pixel electrodes. An activation region, comprising an identification marker, is located in a layer of the electro-optic device and it emits radiation of a characteristic wavelength upon activation by a stimulus, enabling the identification of the manufacturing source and the manufacturing lot of the electro-optic device and its components. The technology is also relevant for a front plane laminate and a double release sheet, which are useful components for the manufacture of electro-optic devices.

A display apparatus includes a liquid crystal panel; a plurality of light sources configured to emit blue light; a reflective sheet including a plurality of holes through which the plurality of light sources are exposed; a diffuser plate configured to diffuse the light emitted from the plurality of light sources; and an optical sheet configured to improve luminance of the light emitted from the plurality of light sources, wherein at least one of the diffuser plate or the optical sheet includes a plurality of light conversion patches.

LCDs (liquid crystal displays) with improved efficiency and performance, as well as corresponding methods are disclosed. Color conversion films and elements with rhodamine-based fluorescent compounds and/or assistant dyes are used to modify the spectrum of the illumination provided by the backlight unit in either or both the backlight unit itself and the LCD panel, in various configurations. Color conversion may be performed above the LC module, possibly by a patterned layer incorporating the color filters, and/or within the backlight unit within a fluorescence-intensifying section in which radiation is recycled to enhance color conversion. Film configuration, positions and optionally supportive structures are provided, to extend the lifetime of the fluorescent compounds. Collimation of backlight illumination may further enhance the optical performance of disclosed LCDs.

A wavelength conversion member includes: a first wavelength converter containing a first wavelength converting material; a second wavelength converter containing a second wavelength converting material different from the first wavelength converting material; a first container member providing a space for accommodating the first wavelength converter; and a second container member facing the first container member and providing a space for accommodating the second wavelength converter. The first container member and the second container member may be at least partially fusion-bonded with each other.

An electro-optic device comprises in order, an electrically-conductive light-transmissive layer, an electro-optic material layer, an adhesive layer, and a backplane substrate comprising a plurality of pixel electrodes configured to apply an electrical potential between the electrically-conductive light-transmissive layer and the pixel electrodes. An activation region, comprising an identification marker, is located in a layer of the electro-optic device and it emits radiation of a characteristic wavelength upon activation by a stimulus, enabling the identification of the manufacturing source and the manufacturing lot of the electro-optic device and its components. The technology is also relevant for a front plane laminate and a double release sheet, which are useful components for the manufacture of electro-optic devices.

The present disclosure relates to a display device including a display panel on which an image is displayed, a polarizer disposed on the display panel, a lower fluorescent filter disposed on the polarizer, and an upper fluorescent filter disposed on the lower fluorescent filter. The present disclosure may improve visibility when an image is displayed on the display device and light of a laser pointer in a visible light region is emitted thereto by absorbing the light using the upper and lower fluorescent filters, converting the light into light in a long wavelength band, which is a higher wavelength band than that of the absorbed light, and emitting the light in the long wavelength band.

A color conversion panel includes a substrate, a first color conversion layer and a second color conversion layer disposed on the substrate, a planarization layer covering the first color conversion layer and the second color conversion layer, and a polarization layer disposed on the planarization layer. An outlet from the planarization layer penetrates the polarization layer.

A color filter substrate includes a base substrate and a color filter formed on the base substrate, wherein the color filter includes at least one color area; the color filter substrate further includes at least one of at least one kind of fluorescent powder or at least one antirefiective film, wherein each kind of fluorescent powder in the at least one kind of fluorescent powder corresponds to one color area in the color filter; each antireflective film in the at least one antireflective film corresponds to one color area in the color filter, the fluorescent powder is configured to convert light, of which a color is different from a color of a corresponding color area, in incident light into light of which a color is the same with the color of the corresponding color area.

A lighting device includes a light source line, a light guide plate, and a wavelength converting member. The light source line includes an inner light source and outer light sources. The inner light source is disposed in the middle and configured to emit primary light rays in a predefined wavelength range. The outer light sources are disposed outer than the inner light source and configured to emit primary light rays and complementary color light rays. The light guide plate includes a light entering surface and a light exiting surface. The wavelength converting member contains first phosphors configured to emit secondary light rays in a wavelength range different from the wavelength range when excited by the primary light rays. The wavelength converting member is disposed to cover the light exiting surface and configured to pass some of the primary light rays and to release planar light.