Abstract: The present disclosure provides a low energy consumption fermentation system and a fermentation method. The low energy consumption fermentation system includes a fermentation tank, a feeding tank, an aeration device, a stirring shaft, a fermentation broth feeding tank, at least one adding tank and an automatic control device. The feeding tank is coupled to the fermentation tank. The aeration device is disposed at a bottom of the fermentation tank. The stirring shaft is installed upright in the fermentation tank, and a plurality of stirring blades is disposed on the stirring shaft. The fermentation broth feeding tank is coupled to the fermentation tank. The addition tank is coupled to the fermentation tank. The automatic control device is coupled to the feeding tank, the aeration device, the stirring shaft, the fermentation broth feeding tank, and at least one adding tank.

Abstract: An optical module is disclosed, including a projection light source, a first optical waveguide, and a second optical waveguide. The projection light source is configured to provide a target image. The first optical waveguide has a plurality of first gratings. The plurality of first gratings are arranged at a distance of a first period. The second optical waveguide has a plurality of second gratings. The plurality of second gratings are arranged at a distance of a second period. An absolute value of a difference between the first period and the second period is greater than 0 and less than or equal to one tenth of a wavelength of the target image.

Abstract: A light-transmitting device includes a waveguide and first, second, and third grating regions. The first grating region is located on a first or a second surface of waveguide and has a first grating structure. The first grating structure allows a light to enter the waveguide. The second grating region is located on the first surface and has a second grating structure. The second grating structure is receives the light from the first grating region and to redirect the light. The third grating region is located on the first surface and has a third grating structure. The third grating structure receives the light from the second grating region and allows the light to leave the waveguide. A height of the second grating structure and a height of the third grating structure are less than the one-tenth of a height of the first grating structure.

Abstract: A near-eye display device, including a substrate, a light-emitting element, an active element, an optical layer, and a light guide structure, is provided. The light-emitting element is located on the substrate and includes a first type semiconductor pattern. The active element is located adjacent to the light-emitting element. A channel layer of the active element and the first type semiconductor pattern of the light-emitting element belong to the same layer. The optical layer covers the light-emitting element and the active element. The light guide structure is located on the optical layer and includes an in-coupling portion and an out-coupling portion, wherein an orthogonal projection of the in-coupling portion on the substrate is overlapped with an orthogonal projection of the light-emitting element on the substrate. A manufacturing method of the near-eye display device is also provided.

Abstract: A display device includes a first image generating unit and a first waveguide glass. The first image generating unit is configured to emit first light. The first waveguide glass faces toward the first image generating unit. The first waveguide glass includes a first microstructure, two second microstructures and a third microstructure. The first microstructure is located between two ends at the same side of the two second microstructures. The third microstructure is located between the two second microstructures. The third microstructure has a first grating and a second grating. An extending direction of the first grating is different from an extending direction of the second grating. The second microstructure is configured to receive the first light of the first image generating unit transmitted through the first microstructure and transmit the first light to the third microstructure.

Abstract: A waveguide element includes a substrate and a grating structure. The grating structure is located on the substrate to form a light in-coupling area, a light out-coupling area and a light pupil expanding area, in which the light pupil expanding area optically couples the light in-coupling area and the light out-coupling area. The light pupil expanding area has at least two partitions, and an included angle ? is between a border of the partitions of the light pupil expanding area and a horizontal line. The included angle ? satisfies ? = tan - 1 ( ? 1 ? 1 ) , in which ?1=(?? sin ?+?d)/nd, ?1=(? cos ?+?d)/nd, ?=sin(?)×cos ?, ?=sin(?)×sin ?, ? is a wavelength of an incident light, ? is a field of view, n is a refractive index of the substrate, ? is a grating vector direction of the light in-coupling area, and d is a grating periodic distance of the light in-coupling area.

Abstract: A head-up display includes an image generating unit and a waveguide glass. The waveguide glass faces toward the image generating unit. The waveguide glass includes a first microstructure, a second microstructure and a third microstructure. The first microstructure has a first width. The second microstructure is adjacent to the first microstructure. The third microstructure is adjacent to the second microstructure. The third microstructure has tiling areas adjacent to each other. A gap between the two adjacent tiling areas is less than half of the first width.

Abstract: A light-emitting device, including a first type semiconductor layer, a patterned insulating layer, a light-emitting layer, and a second type semiconductor layer, is provided. The patterned insulating layer covers the first type semiconductor layer and has a plurality of insulating openings. The insulating openings are separated from each other. The light-emitting layer is located in the plurality of insulating openings and covers a portion of the first type semiconductor layer. The second type semiconductor layer is located on the light-emitting layer.

Abstract: A near-eye display device, including a substrate, a light-emitting element, an active element, an optical layer, and a light guide structure, is provided. The light-emitting element is located on the substrate and includes a first type semiconductor pattern. The active element is located adjacent to the light-emitting element. A channel layer of the active element and the first type semiconductor pattern of the light-emitting element belong to the same layer. The optical layer covers the light-emitting element and the active element. The light guide structure is located on the optical layer and includes an in-coupling portion and an out-coupling portion, wherein an orthogonal projection of the in-coupling portion on the substrate is overlapped with an orthogonal projection of the light-emitting element on the substrate. A manufacturing method of the near-eye display device is also provided.

Abstract: A display device includes a first image generating unit and a first waveguide glass. The first image generating unit is configured to emit first light. The first waveguide glass faces toward the first image generating unit. The first waveguide glass includes a first microstructure, two second microstructures and a third microstructure. The first microstructure is located between two ends at the same side of the two second microstructures. The third microstructure is located between the two second microstructures. The third microstructure has a first grating and a second grating. An extending direction of the first grating is different from an extending direction of the second grating. The second microstructure is configured to receive the first light of the first image generating unit transmitted through the first microstructure and transmit the first light to the third microstructure.

Abstract: A head-up display includes an image generating unit and a waveguide glass. The waveguide glass faces toward the image generating unit. The waveguide glass includes a first microstructure, a second microstructure and a third microstructure. The first microstructure has a first width. The second microstructure is adjacent to the first microstructure. The third microstructure is adjacent to the second microstructure. The third microstructure has tiling areas adjacent to each other. A gap between the two adjacent tiling areas is less than half of the first width.

Abstract: A light-emitting device, including a first type semiconductor layer, a patterned insulating layer, a light-emitting layer, and a second type semiconductor layer, is provided. The patterned insulating layer covers the first type semiconductor layer and has a plurality of insulating openings. The insulating openings are separated from each other. The light-emitting layer is located in the plurality of insulating openings and covers a portion of the first type semiconductor layer. The second type semiconductor layer is located on the light-emitting layer.

Abstract: A polarizer substrate includes a substrate, a reflective layer, and a metal pattern layer. The reflective layer is located on the substrate and has a transmission area and a reflective area. The metal pattern layer is located on the reflective layer and the substrate. The metal pattern layer includes a polarizer structure and a microstructure. The polarizer structure includes a plurality of grid lines overlapping the transmission area. A thickness of each of the grid lines is 200 nm to 500 nm, a width of each of the grid lines is 30 nm to 70 nm, and a distance between each adjacent two of the grid lines is 30 nm to 70 nm. The microstructure overlaps the reflective area, and a thickness of the microstructure is 20 nm to 500 nm.

Abstract: An active device substrate including a substrate, first metal grid wires, a first transparent conductive layer, a gate insulating layer, a semiconductor layer, a source, and a drain is provided. The first metal grid wires are located on the substrate. The first transparent conductive layer includes a scan line and a gate connected to the scan line. The scan line and/or the gate is directly connected to at least a part of the first metal grid wires. The gate insulating layer is located on the first transparent conductive layer. The semiconductor layer is located on the gate insulating layer and overlapped with the gate. The source and the drain are electrically connected to the semiconductor layer.

Abstract: A polarizer substrate includes a substrate, an organic planarization layer, an inorganic buffer layer, and a plurality of strip-shaped polarizer structures. The organic planarization layer is located on the substrate. The inorganic buffer layer is located on the organic planarization layer. The inorganic buffer layer has a plurality of trenches located on a first surface. The trenches do not penetrate through the inorganic buffer layer. The strip-shaped polarizer structures are located on the first surface of the inorganic buffer layer. Each of the trenches is located between two adjacent polarizer structures. A display panel is also provided.

Abstract: A polarizer substrate includes a substrate, a reflective layer, and a metal pattern layer. The reflective layer is located on the substrate and has a transmission area and a reflective area. The metal pattern layer is located on the reflective layer and the substrate. The metal pattern layer includes a polarizer structure and a microstructure. The polarizer structure includes a plurality of grid lines overlapping the transmission area. A thickness of each of the grid lines is 200 nm to 500 nm, a width of each of the grid lines is 30 nm to 70 nm, and a distance between each adjacent two of the grid lines is 30 nm to 70 nm. The microstructure overlaps the reflective area, and a thickness of the microstructure is 20 nm to 500 nm.

Abstract: An active device substrate including a substrate, first metal grid wires, a first transparent conductive layer, a gate insulating layer, a semiconductor layer, a source, and a drain is provided. The first metal grid wires are located on the substrate. The first transparent conductive layer includes a scan line and a gate connected to the scan line. The scan line and/or the gate is directly connected to at least a part of the first metal grid wires. The gate insulating layer is located on the first transparent conductive layer. The semiconductor layer is located on the gate insulating layer and overlapped with the gate. The source and the drain are electrically connected to the semiconductor layer.

Abstract: A photosensitive device includes a display panel, a photosensitive element substrate, and a first quarter wave plate. The photosensitive element substrate is located on the back of the display panel. The photosensitive element substrate includes a first substrate, a plurality of first light emitting diodes, a plurality of photosensitive elements, and a first polarizer structure. The first light emitting diodes and the photosensitive elements are located on the first substrate. The first polarizer structure is located on the first light emitting diodes and the photosensitive elements. The first quarter wave plate is located between the first polarizer structure and the display panel.

Abstract: An imprint mold and a method for manufacturing the same are provided. The imprint mold includes a plurality of substantially identical or different mold patterns, wherein there isn't any height difference between the mold patterns.

Abstract: A wire grid polarizer and a display panel using the same are provided. The wire grid polarizer includes a substrate, a plurality of wire grids, a plurality of patterned light absorbing layers, and a surface covering layer. The plurality of wire grids are disposed on the substrate, wherein there are a plurality of gaps between every two wire grids. The plurality of patterned light absorbing layers are disposed corresponding to and overlapping the wire grids respectively, wherein every two of the patterned light absorbing layers have one of the gaps. The surface covering layer is disposed on the patterned light absorbing layers and directly contacts the patterned light absorbing layers.