73 results about "Optical orientation" patented technology

The present invention provides a liquid crystal aligning agent which provides a liquid crystal alignment film having surface anchoring force and pretilt angle development stability by an optical aligning method. The liquid crystal aligning agent comprises a polymer having a photo-crosslinkable structure a structure having at least one group selected from the group consisting of a fluorine-containing organic group, an alkyl group having 10 to 30 carbon atoms and alicyclic organic group having 10 to 30 carbon atoms and optionally, (C) a thermally crosslinkable structure.

The present invention relates to a method for manufacturing an optical filter for a three-dimensional image display device, which forms an alignment layer having different orientating directions along a fine region via a one-time continuous optical orientation process. The method comprising: forming a polymer layer on a substrate; a photo-orienting step comprising positioning a pattern mask above the polymer layer, the pattern mask having alternating light transmission regions and light shield regions arranged in both horizontal and a vertical directions to selectively transmit different polarized light, positioning a polarizer above the pattern mask where the polarizer has two distinguishable regions that transmit different polarized light, and downwardly irradiating UV light onto the polymer layer from above the polarizer, thereby forming an alignment layer having different orientating directions in fine regions of the polymer layer; and forming a retardation layer on the orientation layer. The alignment layer in which the fine regions with different orientating directions are formed alternately and continuously is obtained via a one-time continuous photo-orientation process. Therefore, the photo-orientation process and the method for manufacturing the optical filter are simplified in comparison with the conventional art. As a result, the process yield and productivity in the manufacturing of an optical filter for a 3D image display device are improved.

A process for preparing optical orientation film include coating the raw material containing dichroic dye whose molecule has more than 2 polymeric groups on a substrate, radiating it with polarized light to make it have orientation function, and heating of light radiating to polymerizing said groups. It has high and durable optical or thermal stability.

The invention relates to the field of display technologies, and discloses a backlight module and a liquid crystal display device. The backlight module comprises a light guide plate, an optical membrane material located on the light-emitting side of the light guide plate, and an optical orientation membrane located on the light-emitting side of the optical membrane material. The optical orientation membrane comprises an orientation layer, the orientation layer is provided with a plurality of first light blocking walls arranged in parallel, light-transmitting areas are arranged between any two adjacent first light blocking walls, and the side, facing towards the corresponding light-transmitting area, of each first light blocking wall is the light blocking face. The incidence angle of light emitted from the backlight module through the optical orientation membrane on the light-entering face of a lower polaroid is small, then, the degree of polarization of refracted ray emitted from the light-emitting face of the liquid crystal display device is reduced, and the possibility of seeing image information when observers watch the liquid crystal display device in a naked-eye mode on two sides of the liquid crystal display device in the arrangement direction of the first light blocking walls is reduced. Thus, according to the liquid crystal display device provided with the backlight module, peep prevention display can be well achieved.

The present invention provides a liquid crystal panel having improved oblique contrast and good display uniformity without shifting or unevenness in retardation values ​​due to shrinkage stress of a polarizer or heat of a backlight. A liquid crystal panel according to an embodiment of the present invention includes a liquid crystal unit, polarizers arranged on both sides of the liquid crystal unit, a first optical element arranged between one polarizer and the liquid crystal unit, and a first optical element arranged between the other polarizer and the liquid crystal unit. The second optical element, wherein the first optical element includes a retardation film containing a styrene-based resin and a polycarbonate-based resin and satisfies the following expressions (1) and (2), and the second optical element substantially has an optical isotropy Same sex: 240nm≤Re[590]≤350nm...(1)0.20≤Rth[590]/Re[590]≤0.80...(2).

An object of the present invention is to enhance transmissivity and the luminance of a screen in an IPS liquid crystal display device. To achieve the object, in the IPS liquid crystal display device according to the present invention, a counter electrode is formed flatly and solidly on an organic passivation film, a pixel electrode having a slit is formed on the counter electrode via an interlayer insulation film, and an alignment film the orientation of which is controlled by optical orientation is formed on the pixel electrode. The transmissivity is enhanced by also making the inside of the contact hole function as a transmissible area for image formation by applying optical orientation to the alignment film in the contact hole to result in enhancement of the luminance of the screen.

The invention discloses a production method for orientation solutions and optical orientation films, comprising: first, providing an orientation solution containing an optical polymerization orientation material and an optical photolysis orientation material; coating the orientation solution on the baseboard provided with a plurality of first regions and second regions; then, radiating the linear polarized light via optical components on the orientation solution on the baseboard; the linear polarized light passes through the optical components to radiate part of the first regions to decompose the photolysis orientation material of the orientation solution and the linear polarized light synchronously passes through the optical components to radiate part of the second regions to polymerize the photolysis orientation material of the orientation solution.

The invention relates to an organic semiconductor orientation composition, an organic semiconductor orientation film, an organic semiconductor element and a method for manufacturing same. The aim of the invention is to provide an organic semiconductor orientation composition for forming an organic semiconductor orientation film. The stability of the carrier mobility of high heat-resistance can be realized by the orientation film excellent in optical alignment sensitivity. Meanwhile, excellent carrier mobility of organic semiconductor molecules at high levels in different directions can also be realized. The invention discloses an organic semiconductor orientation composition of polyorganosiloxane compound comprising an optical orientation group [A]. The optical orientation group is preferable a group comprising a cinnamylate structure. The group comprising the cinnamylate structure is selected from at least one of the group composed of the compositions illustrated as the formula (1) and the formula (2).

The invention provides a non-annular cavity type semiconductor laser, adopting a non-annular cavity and comprising an upper electrode (8), an upper waveguide layer (9), an active gain region (10), a lower waveguide layer (11), a substrate (12) and a lower electrode (13) which are all non-annular and sequentially connected. The lower electrode (13) of the non-annular cavity type semiconductor laser is formed by welding solder on a copper heat sink, Compared with a non-circular dick cavity type semiconductor laser, the non-annular resonance cavity not only keeps optical orientation output, but also improves the current injection rate by more than 20%, decreases the lasing threshold of a laser device by more than 20%, improves the electro-optic conversion efficiency of the device by 15-20%, improves the optical output rate by 10-15% and overcomes the defects of the conventional structure. The laser can be applied to a semiconductor material system of an III-V group or a semiconductor material system of an II-VI group and can be also applied to organic fluorescent or laser material systems.

Disclosed are a stage rotation device and an optical orientation apparatus including same. The optical orientation apparatus according to one aspect of the present invention includes an optical irradiation unit, which has an electrodeless UV lamp which emits light by receiving microwaves and aligns liquid crystal elements in a certain direction by polarizing the light from the electrodeless UV lamp and irradiating an orientation film with the light, and the stage rotation device which is capable of changing the entry angle of the orientation film with respect to the irradiation direction of the optical irradiation unit.

An object of the present invention is to improve the yield per area of optical films to be used and improve the working property when an optical film laminate, which is formed by laminating three or more optical films to have the optical orientation axis of each film oriented at a predetermined angle, is produced. A method of producing an optical film laminate having three or more optical films laminated together, each of the optical films having an optical orientation axis, the method including: a first film layer forming step of cutting a first optical film having an elongated shape into first optical film pieces along cutting lines crossing the longitudinal direction of the first optical film and disposing the first optical film pieces adjacent to each other in a substantially band or strip shape, thereby forming a first film layer having an optical orientation axis crossing the longitudinal direction of the band or strip-shaped first optical film pieces; a second film layer forming step of cutting a second optical film having an elongated shape into second optical film pieces along cutting lines crossing the longitudinal direction of the second optical film and disposing the second optical film pieces adjacent to each other in a substantially band or strip shape, thereby forming a second film layer having an optical orientation axis crossing the longitudinal direction of the band or strip-shaped second optical film pieces; and a cutting step of, while holding a third film layer made of the third optical film, the first film layer and the second film layer in a laminated state, cutting them into plural optical film laminates.

The invention provides a polarized light radiating device for optical orientation and a polarized light radiating method for optical orientation, wherein practical optical orientation technology which can improve uniformness of an exposed surface through elaborately designing a conveying system is adopted. Light from a light source (3) which forms an elongated light emitting part is radiated to a radiating area (R) through a polarizing element unit (4). A conveying system (2) conveys a substrate (S) in one direction and makes the substrate simultaneously pass through the radiating area (R) and reciprocate. The boundary (40) of each polarizing element (41) extends along a first direction. The conveying system (2) conveys the substrate (S) in a second direction after going-path conveying and before returning-path conveying. Because the polarized light radiating device is in a state that the position of the boundary (40) changes when observed from the substrate (S), uniform exposure amount is realized.

The invention provides an orientation layer used for organic field-effect transistor, a method for forming the orientation layer and a new component using said orientation layer as insulating layer to increase carrier mobility of organic field-effect transistor. The orientation layer is composed of polyimide (PI) type polymer by optical orientation processing. BY the invention, good orientation effect on PI orientation layer is obtained, carrier mobility of organic semiconductor transmission layer is increased, order degree of molecule arranging on organic semiconductor transmission layer is improved, thus channel carrier mobility characteristic of organic field-effect transistor (OFET) using said orientation layer as insulating layer is improved largely.

The invention discloses external optical orientation equipment. The external optical orientation equipment comprises an antenna substrate, a first marking pole, a second marking pole and an orientation device, wherein the antenna substrate is rotationally mounted on a rotary plate and is coaxial with the center of the rotary plate; the first marking pole is fixedly mounted on the antenna substrate and is coaxial with the antenna substrate and the center of the rotary plate; the second marking pole is fixedly mounted on the antenna substrate, and the distance between the second marking pole and the first marking pole is larger than a first set distance threshold value; the orientation device is fixedly mounted on the antenna substrate, the center of the orientation device is located on the connection line of the first marking pole and the second marking pole, and the orientation device is used for measuring the azimuth angle of the connection line of the first marking pole and the second marking pole. The external optical orientation equipment is independent of to-be-oriented optical equipment and can be repeatedly used; aligning precision can be guaranteed with the adoption of optical aligning. The invention further provides a corresponding orientation method.

The invention relates to an orientation reference mirror which comprises an optical reflection mirror and an optical orientation reference mirror mounting base; the optical reflection mirror is a high-accuracy ridge prism which is installed in a ridge prism mounting base; the upper surface of the ridge prism mounting base is provided with a horizontal reference blister; a cylindrical structure at the rear part of the ridge prism mounting base is installed in a round hole of a mounting plate; a horizontal leveling mechanism on the mounting plate is installed at one side of the ridge prism mounting base; and one end of the mounting plate is articulated on an optical orientation reference mirror mounting base, and the other end of the mounting plate is installed on the optical orientation reference mirror mounting base through an orientation regulating mechanism. The orientation reference mirror provided by the invention is the orientation reference mirror based on the ridge prism, which is reasonable in design, is flexible to operate, and is simple and rapid in orientation and horizontal regulation; and by utilizing the orientation reference mirror, the erection difficulty of an auto-collimation theodolite can be lowered, the efficiency can be improved, and the accurate equipment mounting orientation can be ensured.

The invention discloses an optical orientation device for achieving arbitrary distribution through single exposure and a preparation method of an optical element. The optical orientation device comprises a light source, a linear polarized membrane, a pixelate electrically-controlled phase delay device and a phase delay wave plate which are placed sequentially in space, wherein the light source isused for providing light required for optical orientation exposure; the linear polarized membrane is used for changing the light emitted by the light source into linear polarized light of which the polarization direction is parallel to the direction of a linear polarized membrane transmitting axis; the phase delay of each pixel of the pixelate electrically-controlled phase delay device is respectively controlled by corresponding voltage and used for generating the phase delay with arbitrary picture distribution; and a phase retarder is used for generating non-pixelated phase delay. The opticalorientation device for achieving the arbitrary distribution through the single exposure and the preparation method of the optical element have the advantages that the relative optical axis directionsof the linear polarized membrane, pixelate electrically-controlled phase delay device and phase delay wave plate and a phase delay value of each phase delay device are designed, polarization graphs with arbitrary shapes can be generated, and corresponding arrangement contours are formed on a polarization sensitive medium.

An optical orientation device and an optical orientation method are provided. In the field of optical orientation, production rate and quality are to be improved. Two workbenches (21, 22) are provided with a baseplate (S). By use of a workbench moving mechanism (3), the two workbenches (21, 22) are alternately reciprocated to go through an irradiated area (R) irradiated by polarized light sent from an irradiation unit (1).A control unit (4) is used for controlling the workbench moving mechanism (3) and keeps a low speed or a constant setting passing through speed when the workbenches (21, 22) pass through the irradiated area (R).The first workbench (21) moves between the first baseplate carrying and recovering position and the irradiated area (R)at a high speed or a setting carrying speed; The second workbench (22) moves between the second baseplate carrying and recovering position and the irradiated area (R) at a high speed or a setting carrying speed.

The invention relates to a composition for organic EL (Electroluminescent) luminophor orientation controlling, an organic EL luminophor orientation controlling film, and an organic EL element and a fabricating method thereof. The invention aims at providing a composition for organic EL luminophor orientation controlling with an excellent light orientation sensitivity, wherein the luminescent efficiency stability is obtained according to the high heat resistance, and the organic EL luminophor orientation controlling film can be formed; the controlling film can exert excellent polarized luminescent efficiency according to high level anisotropic orientation of the organic EL luminophor. The invention relates to a composition for organic EL luminophor orientation controlling, comprising a compound [A] containing an optical orientation group with a cinnamic acid structure. The compound [A] is preferably polysiloxane compound; furthermore, the optical orientation group with the cinnamic acid structure is preferably at least one selected from the group consisting of the group of the compound shown as the following formula (1) and the group of the compound shown as the following formula (2).

The invention provides a positioning and orientation method for a portable indicator. The method includes the following steps: step I device arrangement which includes connecting a main satellite receiver and a four-wall spiral antenna, placing the receiver, the antenna and the target indicator at the position A which serves as the original point, connecting an auxiliary satellite receiver and thefour-wall spiral antenna, placing them at the position B with the distance between A and B more than 5m, wherein a connecting line of A and B forms the line L1; step II satellite receiver positioningwhich includes obtaining the azimuth Alpha between L1 and the north direction after the satellite receiver is started up and positioned; step III construction of indicator optical orientation baseline which includes utilizing an optical sighting device of the indicator to point at an antenna of the satellite receiver, recording the indexing mechanism angle position Theta of the indicator, then pointing the optical sighting device of the indicator to an observation target, recording to the indexing mechanism angle position Delta of the indicator, calculating the included angle between the lineL1 and the line L2, Gamma=Delta-Theta; step IV target position resolving which includes calculating the included angle between the line L2 and the north direction Beta= Gamma- Alpha.

The invention discloses a forming method of a polarizing sheet and a retarding sheet with a continuously changed shaft for a window with mechanically controlled variable transparency. The forming method comprises a method of manufacturing an optical orientation layer with continuously changing orientation directions. The method comprises following steps: coating a photo-orientation material on a substrate; placing the substrate on a linear moving device; and exposing the side, which is covered by the photo-orientation material, of the substrate to a light source; wherein light from the light source penetrates a polarizing sheet and reaches the photo-orientation material coated on the substrate, and thus a patterned light orientation layer is formed on the photo-orientation material.