A substrate and a manufacturing method thereof, and a display device are provided. The substrate comprises a base substrate (101), a metal black matrix (111) and an anti-reflection pattern (112A, 112B) for reducing optical reflectivity of the metal black matrix (111), which are arranged on the base substrate (101), and the anti-reflection pattern (112A, 112B) is arranged on a side of the metal black matrix (111) close to a light emission side of the substrate. The anti-reflection pattern (112A, 112B) reduces reflectivity of the metal black matrix (111) on outside ambient light, increases a display contrast of a display device that includes the substrate, and thus improves display quality of the pictures.

A liquid crystal display (LCD) is configured for use in a head mounted display (HMD) to increase the brightness and improve power consumption of the LCD by recycling light. The LCD includes a color filter (CF) substrate, a thin film transistor (TFT) substrate, and a backlight unit (BLU). The CF substrate is closer to the BLU than the TFT substrate. The CF substrate includes a first reflective layer in regions of the CF substrate between pixels to reflect light back towards the BLU to be recycled to increase the brightness of the LCD. The TFT substrate includes TFTs to drive the pixels and a second reflective layer covering TFTs to reflect light away from the TFTs.

A liquid crystal display panel and a liquid crystal display device, the liquid crystal panel including a color filter sheet and a liquid crystal layer, an optical compensation film layer being disposed between the color filter sheet and the liquid crystal layer. With the optical compensation film layer inside the liquid crystal panel, contrast ratio is increased in a full-viewing-angle direction, and color shift in a diagonal direction of the liquid crystal pane is alleviated; further, the optical compensation film layer is provided on the color filter sheet of the liquid crystal panel, leading to a compact structure of the liquid crystal panel, reducing production costs and decreasing light leakage and mura phenomenon that are caused by light reflection and refraction; gray level, contrast ratio, color phase or the like of an LCD can be also improved.

Provided are a back light unit structure, a display panel and a display apparatus. The back light unit structure includes a light source, and a first substrate and a second substrate which are opposite to each other; the first substrate includes a reflective structure; the second substrate includes a light guide plate and a light selection layer that are stacked; the light selection layer is located at a side of the light guide plate near the reflective structure, and a refractive index of the light selection layer is smaller than that of the light guide plate; the light selection layer is provided with a plurality of light acquiring holes penetrating through the light selection layer; the light source is located at an end of the light guide plate.

A LCD device comprises a backlight module and a liquid crystal panel, where the liquid crystal panel includes a color film substrate, an array substrate sandwiched between the color film substrate and the liquid crystal layer of the array substrate. The light source is blue; the array substrate includes a glass substrate and a color layer provided on the glass substrate and a polarized layer laminated with color layer. The polarized layer is disposed adjacent to the liquid crystal layer. The color layer includes the blue light filter layer and the color unit layer which is laminated on a blue light filter layer and back of the surface of the polarized layer The color unit layer includes several color units, each of the units includes a red color quantum rod layer, a green quantum rod layer and a transparent color filter layer. The present invention also discloses an electronic equipment.

A compound having a maximum absorption in a wavelength range of 350 nm to 550 nm that functions as a dichroic dye is provided. In particular, a compound represented by formula (1) is provided. In the compound of formula (1), R.sup.1 represents an alkyl group having 1 to 20 carbon atoms or the like; R.sup.2 represents an acyl group having 1 to 20 carbon atoms or the like; R.sup.3 represents a hydrogen atom or the like; and Y represents a group of formula (Y1). In the formula (Y1), * represents a bonding site with N, or a group of formula (Y2). In the formula (Y2), * represents a bonding site with N; P.sup.1 and P.sup.2 each independently represent —S— or the like; and Q.sup.1 and Q.sup.2 each independently represent ═N— or the like.

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The liquid crystal display device includes, sequentially from a viewing surface side to a back surface side: a linearly polarizing plate and a circularly polarizing plate including a first λ/4 retardation layer; a thin-film transistor substrate including a pair of electrodes disposed in a pixel region and a metal line disposed outside the pixel region; a liquid crystal layer containing liquid crystal molecules aligned parallel to the thin-film transistor substrate, alignment of the liquid crystal molecules varying in response to an electric field generated by application of voltage to the pair of electrodes; a color filter substrate including a color filter layer; and a backlight, the thin-film transistor substrate including a second λ/4 retardation layer, the color filter substrate including a reflective layer disposed outside the pixel region and configured to reflect incident light from the backlight toward the back surface.

A polarization insensitive optical phase modulator is provided including a glass substrate; a liquid crystal element; a first electrode on a first surface of the liquid crystal element adjacent the glass substrate; a second electrode on a second surface of the liquid crystal element, opposite the first surface, the first and second electrodes supplying an electric potential across the liquid crystal element to drive liquid crystals in a predetermined configuration; and a silicon backplane on the second electrode opposite the liquid crystal element. The first electrode is a transparent electrode to a selected wavelength and is on a surface of the glass substrate. The second electrode includes individually addressable pixels and reflection metal mirrors on pixel surfaces and is on a surface of the silicon backplane. The modulator further includes a polymer quarter-wave plate (QWP) between the second electrode and the liquid crystal element, the polymer QWP having an optical axis at 45 degrees to liquid crystal slow axis.

A polarizing plate having a desired extinction ratio in a visible light region and light resistance against intense light, and a liquid crystal projector using the above polarizing plate are provided. A polarizing element includes a substrate transparent to visible light, and inorganic particle layers in each of which inorganic particles are linearly disposed, the inorganic particle layers being disposed on the substrate at predetermined intervals to form a wire grid structure, the inorganic particles each have an elliptical shape having a major axis of the inorganic particles in the disposed direction and minor axis in a direction perpendicular thereto.

A liquid crystal display panel is provided. The liquid crystal display panel comprises: a first substrate (110) and a second substrate (120) which are oppositely arranged, and a liquid crystal layer (130) arranged between the first substrate (110) and the second substrate (120); an alignment film (300) arranged on an inner side of the first substrate (110); and a compensation film (400) arranged on an inner side or an outer side of the second substrate (120). The inner side of the first substrate (110) and the inner side of the second substrate (120) are sides facing each other, and the outer side of the second substrate (120) is a side provided away from the inner side of the second substrate (120).