53results about How to "Good light guide" patented technology

Disclosed is a polycarbonate resin composition obtained by blending a specific amount of an acrylic resin (B) having a specific viscosity average molecular weight or a specific amount of a polyorganosiloxane into a polycarbonate resin containing a polycarbonate copolymer (A) having repeating structural units represented by the general formulae (I) and (II) below. This polycarbonate resin composition enables to obtain a molded body having good light conductivity and being free from yellowing due to thermal deterioration, even when it is molded into a large-sized light guide member or light guide plate.

The invention belongs to the field of liquid crystal display, and particularly relates to a side-light type backlight module and a liquid crystal display device. The side-light type backlight module comprises a light guide plate and a positioning part for positioning the light guide plate, and the light guide plate is rigidly positioned in a direction facing a light source and is positioned in a cushioned manner in the rest directions. The side-light type backlight module and the liquid crystal display device use a novel light guide plate positioning structure, as the light guide plate is rigidly positioned in the direction facing the light source, the light coupling distance between the light guide plate and the light source of the side-light type backlight module can be controlled to obtain fine light guide effect, and the light guide plate is positioned in the cushioned manner in the rest directions, so that expansion and contraction of the light guide plate are absorbed to avoid warping and deformation of the light guide plate. Besides, the light guide plate can be prevented from breaking due to rigid contact of the light guide plate and the positioning structure in impact.

The invention relates to a hot rolling device and a method for forming a double-sided microstructural optical film. The hot rolling device is used for forming a double-sided microstructure on the first surface and the second surface of the optical film and comprises a first platen, a second platen and a heating unit. The first platen is provided with a first pattern. The second platen is provided with a second pattern. The heating unit is used for heating the first platen and the second platen. When the first platen and the second platen roll, the optical film passes through the middle part between the first platen and the second platen. The first platen and the second platen are contacted with and pressed on the first surface and the second surface respectively so that the first surface forms the first pattern and the second surface forms the second pattern.

The invention discloses a hydrogel fiber based on luminescent MOFs, a preparation method therefor and a sensing device. The preparation method comprises the following steps of: uniformly mixing MOFs microcrystal grains into hydrogel precursors; injecting the hydrogel precursors into a coaxial double barrel; extruding a core-package structure cylinder with suitable size from the outlet of the barrel by an extrusion method or a biomaterial 3D printer; inserting one end of a common quartz fiber coaxially into the side core layer of the core-package structure cylinder; and obtaining the hydrogel fiber with a common fiber pigtail after curing. The sensing device comprises an excitation light source, a Y-type fiber, a delay fiber, a fiber connection, a hydrogel fiber, a long pass filter, a fluorescence spectrometer, and a signal processing unit. According to the overall technical scheme, high-selectivity fluorescence sensing of all-fiber can be constructed and realized, and in situ, real-time, remote and even living body fluorescence detection and sensing are realized, and the sensing applicability of the luminescent MOFs material is improved.

The present invention discloses an electronic candle, consisting of a body which is internally provided with a cavity. The said cavity is internally mounted an illuminator and an electronic device controlling the illuminator. The said illuminator is connected to a light conductor which extends to the surface of the body through the cavity top to form the section of a light-conducting wick. The invention has advantages of reasonable structure, safe application, good effect and aesthetic look of body by sputtering away lights.

The invention provides a woven fabric, a lighting device, a curtain, a stair lighting device, a bag, a speaker device, a monitor, a collar, a shoe, and a portable terminal. Through the design, in a complicated and highly designed woven fabric having a region where the optical fiber is located on the surface of the woven fabric and emits light, and a fixed region hidden in the surface where the surface is barely exposed, the bending and pressing of the optical fiber can be minimized, and the optical guiding performance is high. The woven fabric includes: a fixing region where an optical fiber of a seventh fiber is held, and a light emitting region where the optical fiber of the seventh fiber is included to emit light. The woven fabric includes: a back layer in which a first fiber, a secondfiber, and a sixth fiber are woven; a surface layer in which a third fiber, a fourth fiber, and a fifth fiber are woven; and the optical fiber arranged in a space of an intermediate layer between thesurface layer and the back layer.

The invention discloses a laser irradiation treatment head capable of being clamped, which comprises at least two treatment head bodies and a clamping device, wherein each treatment head body consists of a shell, a laser diode enwrapped in the shell and a relevant circuit of the laser diode. Light through holes are formed at the front ends of the treatment head bodies for laser output. The clamping device mainly consists of a spring and two clamping pieces. The two clamping pieces have the same shape and are oppositely arranged. The middle rear parts of the two clamping pieces are connected with each other through the spring. At least two through holes for the treatment head bodies to penetrate in are respectively formed in the front ends of the two clamping pieces. The at least two treatment head bodies are respectively and correspondingly embedded and fixed in the through holes of the two clamping pieces, and the light through holes of the at least two treatment head bodies on the two clamping pieces oppositely face to the opposite inner sides of the two clamping pieces. Through the laser irradiation treatment head, symmetrical acupoints of a human body can be symmetrically and oppositely irradiated.

This invention discloses one light module, which comprises one light source set and one conductive part, wherein, light source is to provide one light beam and the conductive part is set above light source set; light conductive part has relative one top surface, one light incidence surface and one first reflection surface and one light exit surface connected between top and incidence surface; top surface has one first concave with its surface of one second reflection surface for reflection light. This invention provides one surface light source device with light module.

The invention provides a key panel structure of an electronic device, which comprises a soft surface layer, a hard layer, a back adhesive layer, a light guide layer and a soft bottom layer. The surface of the soft surface layer is provided with a key outline, key patterns are printed on the hard layer, a light guide outline is printed on the bottom face of the light guide layer, a holding portion is formed on the soft bottom layer, and the soft surface layer, the hard layer, the back adhesive layer, the light guide layer and the soft bottom layer are sequentially lapped while the key outline, the key patterns, the light guide outline and the holding portion are disposed correspondingly. The key panel has fine visual effect and key touching. The invention further provides a method for manufacturing the key panel structure.

The invention provides a light guiding device and a board clamping device, wherein the light guiding device (1) comprises a transparent component and a non-transparent component that wraps the transparent component. The transparent component is provided with at least two light guiding parts (111). The adjacent two light guiding parts (111) are separated from the non-transparent component (12). The non-transparent component (12) is provided with first through holes (121) corresponding to the light incident side of the light guiding parts (111) respectively and second through holes corresponding to the light outgoing side of the light guiding parts respectively. The light incident sides of the light guiding parts (111) are on the same side, and the light outgoing sides of the light guiding parts are on the same side. The board clamping device comprises a PCBA board clamp. The PCBA board clamp is provided with a light source and the above mentioned light guiding device (1). The light source corresponds to the light incident sides of the light guiding parts (111) respectively. The devices of the invention are simple in structure and convenient in installation. The light from the various light sources are guided and emitted from corresponding light guiding parts, which reduces the light attenuation and the light mixing, therefore, strengthening the prompting effect.

The invention discloses an antibacterial wear-resistant runway floor composite material which comprises the following components in parts by weight: 0.5-2 parts of an ultraviolet stabilizer, 0.2-1 part of an antioxidant, 10-30 parts of a reinforcing agent, 2-10 parts of antibacterial composite microspheres, 50-80 parts of a base material, 1-5 parts of a dispersing agent and 2-7 parts of a cross-linking agent. Melting, mixing, extruding and granulating are performed by adopting double screws or three screws, so as to obtain the antibacterial and wear-resistant composite material for the track spliced floor. The runway spliced floor composite material prepared by the method has good long-acting self-cleaning and antibacterial properties, wear resistance and impact resistance, good ultraviolet resistance and aging resistance and good fireproof and flame-retardant properties, and a spliced floor with a personalized complex structure can be produced by adopting a 3D printing manufacturing and forming process.

Disclosed is a polycarbonate resin composition obtained by blending a specific amount of an acrylic resin (B) having a specific viscosity average molecular weight or a specific amount of a polyorganosiloxane into a polycarbonate resin containing a polycarbonate copolymer (A) having repeating structural units represented by the general formulae (I) and (II) below. This polycarbonate resin composition enables to obtain a molded body having good light conductivity and being free from yellowing due to thermal deterioration, even when it is molded into a large-sized light guide member or light guide plate.

The invention relates to the technical field of light guide plate processes, and discloses a laser processing process for light guide plate net points. The laser processing process for the light guideplate net points comprises the following steps: a two-dimensional plane coordinate is built on a light guide plate to be processed; a processing area in a plane is determined; line and row arrangement densities of the processing area are determined; laser energy values needed by processing of all processing net points in the processing area are determined, that is, processing laser pulse numbersneeded by multiple processing net points are firstly determined, and laser pulse numbers needed by all processing net points are obtained through a curve fitting mode; and finally, the processing is performed. Automatic arrangement of all the processing net points in the processing area is realized through computer software; in the whole process, the automatic integration degree is high, the manual operations are few, and the process is simple; the light guide performance of the produced light guide plate is excellent; the delivery yield is higher; and the production requirements can be met.

A micro-structure light guide plate and an edge type backlight module, the micro-structure light guide plate comprises: a smooth surface, an inner surface with a roughness surface opposite to the smooth surface, and a light incident surface connecting the smooth surface to one side of the inner surface. The height H of the micro-structure of the smooth surface is 60-150[mu]m, a micro-structure pitch is P, and H / P is 0.25 to 0.5. The inner surface includes a first area having a printing structure on the surface, and a second area not having a printing structure on the surface. Through the roughened inner surface cooperating with appropriate area distributed printing structures, the light guide plate is enabled to have a good reflection effect, and the amount of printing ink is reduced, costs are lowered, and the roughened inner surface may make scratches on the plate looks not obvious with the effect of covering defects, eliminating the use of protective film.

The invention discloses a stereoscopic voltage-reduction-type multipulse autotransformer rectifier, and belongs to the technical field of transformers. The stereoscopic voltage-reduction-type multipulse autotransformer rectifier comprises a transformer body, the transformer body comprises three coils which are stereoscopically distributed in a triangle shape, the surfaces of the coils are coated with epoxy resin insulation layers, and the epoxy resin insulation layers are filled with multiple U-shaped optical fiber light guide bars which are uniformly distributed; a triangular base is connected to the lower ends of the coils, three detection rings matched with the coils are arranged at the side, close to the coils, of the triangular base, a connecting plate is fixedly connected between every two detection rings, and assembly holes are punched in the connecting plates. By means of the stereoscopic voltage-reduction-type multipulse autotransformer rectifier, the resin insulation layers of a transformer can be automatically detected in real time through the light guide property of optical fibers, once the bad phenomena such as creepage and breakage occur, a technicist can be timely informed to conduct maintaining and overhauling, the running safety of the transformer is obviously improved, and the situation that the service life of the transformer body is seriously influenced by insulation breakdown cannot easily occur.

The invention discloses an AgNWs-PDMS composite flexible conductive optical fiber micro lens and a preparation method thereof. The preparation method comprises the following steps that a PDMS precursor solution is sucked into a sleeve pipe and taken out after curing, the tail end of a PDMS fiber core is cut into a flat end surface, the PDMS fiber core is immersed into a PDMS solution, concentrically rotating is conducted after taking out, and curing is conducted to obtain a micro lens; one end, provided with the micro lens, of the PDMS optical fiber is coated with an ultraviolet curing adhesive and adhered to a quartz optical fiber; a PDMS optical fiber micro lens is immersed into the PDMS precursor solution, concentrically rotating is conducted after taking out, then heating is conducted,and the PDMS optical fiber micro lens is taken out and immersed into an AgNWs isopropanol solution to prepare an AgNWs conductive layer; the micro lens is immersed into a PDMS solution, concentrically rotating is conducted after taking out, and curing is conducted to prepare an insulating layer; and the micro-lens is soaked in ethanol, and the ultraviolet curing adhesive is stripped to expose theconductive layer and the micro-lens. The provided micro lens is good in conductivity and light guide performance, and the micro lens at the tail end of the optical fiber has a focusing function.

The invention belongs to the field of preparation of light guide fiber, and in particular relates to a polyvinyl chloride resin light guide material and light guide fiber. The polyvinyl chloride resinlight guide material provided by the invention comprises 100 parts of polyvinyl chloride resin, 40 to 70 parts of a plasticizer, 4 to 6 parts of a stabilizer, 0 to 5 parts of a lubricating agent and20 to 30 parts of light guide liquid. The light guide fiber prepared by the formula has high light guide property, high elongation at break and moderate hardness, and meets the use requirements of special environments in the aspect of comprehensive performance.

The invention discloses an LED (Light Emitting Diode) table lamp based on twice optical light distribution based on a light propagation assembly. The LED table lamp comprises a lamp seat, an LED light source module, a control unit, a light propagation assembly, a light propagation assembly bracket, a light guide assembly and a light guide assembly bracket, wherein the LED light source module is arranged on the lamp seat; the light propagation assembly is arranged inside the light propagation assembly bracket; the light propagation assembly is arranged on the lamp seat; the light guide assembly is arranged inside the light guide assembly bracket; the light guide assembly bracket is connected with the light propagation assembly bracket; the control unit is used for controlling the working state of the LED light source module; the LED light source module is connected with one end of the light propagation assembly; the other end of the light propagation assembly is connected with the light guide assembly; and light emitted from the LED light source module is propagated by the light propagation assembly and is subsequently ejected out from the light guide assembly. The LED table lamp is simple in structure, and good in light guiding and unifying effects.

The present invention provides a fabric, a lighting device, a curtain, a staircase lighting device, a bag, a speaker device, a monitor, a collar, shoes, and a portable terminal. By design, in a complex and highly designed fabric that has an area where the optical fiber is located on the surface of the fabric and emits light, and a fixed area that is hardly exposed on the surface and is hidden, the bending and pressure of the optical fiber are reduced as much as possible, and Good light guide. The fabric includes: a fixed area, which holds the optical fiber as the seventh fiber; and a light emitting area, which has the optical fiber as the seventh fiber and emits light. , braided with the 3rd fiber, the 4th fiber and the 5th fiber; and the above-mentioned optical fiber is arranged in the space of the middle layer between the above-mentioned surface layer and the above-mentioned inner layer.

The invention discloses an optical-fiber fluorescent-wheel hybrid laser projector. The projector comprises a conductive optical fiber, a focusing lens, a total-reflection mirror and a hybrid fluorescent wheel. The conductive optical fiber comprises two portions, one portion is used to guide a laser to a light outlet, and the other portion is used to guide the laser to the hybrid fluorescent wheel.The focusing lens is used for focusing fluorescence emitted by the hybrid fluorescent wheel. The total-reflection mirror reflects all the focused fluorescence to the light outlet. An incident angle of the laser guided to the hybrid fluorescent wheel and a fluorescent surface of the hybrid fluorescent wheel is less than 90 degrees. In the invention, by using an optical-fiber fluorescent-wheel hybrid mode, a blue laser is directly coupled to a laser device so that propagation in the optical fiber is performed and a dust influence during a propagation process is avoided; and the optical fiber possesses good and stable light guide performance and attenuation of a light beam during the propagation process is greatly reduced.

An edge-lit backlight module and a liquid crystal display device. The edge-lit backlight module comprises a light guide panel (1) and a positioning component (2) for positioning the light guide panel. The light guide panel (1) is rigidly positioned in a direction facing a light source, and is buffer-positioned in all the other directions. The edge-lit backlight module and the liquid crystal display device in the present invention use a new light guide panel positioning structure. Because the light guide panel (1) is rigidly positioned in the direction facing the light source, the light coupling distance between the light guide panel (1) and the edge-lit backlight module can be controlled to obtain a better light guide effect. The light guide panel is buffer positioned in all the other directions to absorb the expansion or contraction amount of the light guide panel (1), so that warpage or deformation of the light guide panel (1) can be avoided, and at the same time, the phenomenon that the light guide panel (1) is fractured when impacted because the light guide panel (1) is in rigid contact with the positioning structure can also be avoided.

The invention discloses a bent glass light guide plate preparation method. Light guide screen dots can be printed through high-temperature-resistant printing ink before curved surface formation of plate glass. The method is simple in printing process and high in quality, and can enable a light guide plate to keep good light guide performance after formation; and the technical defect caused by a mode that a curved surface is formed first, and then, the light guide screen dots are printed in the prior art is overcome.

The invention relates to a wire with a light guide function. The wire comprises a conductor wire and an insulation outer layer. The insulation outer layer wraps the conductor wire, spiral grooves areformed in the insulation outer layer, light guide fibers are embedded in the spiral grooves, and transparent adhesion layers wrap the surfaces of the light guide fibers. The wire has the advantages that the light guide fibers are arranged in the spiral grooves and are firm and durable owing to winding fixing modes, accordingly, the wire can be advantageously subjected to irradiation from various angles, light emitting of the wire can be advantageously observed from various angles, visible light can be emitted by the integral wire in irradiation of color light transmitters, the time elapsed incable core alignment links can be shortened to a great extent when the wire is applied to manufacturing control cables, and the accuracy of the cable core alignment links can be improved.

The invention discloses a portable illuminator, which includes the carriage, the luminous body and the transparency board. The luminous body mounted on the carriage and at least one side of the transparency board is connected with the carriage. It produces small-scalled brightness for reading in the night or the dark place, which is simple and low cost.

The light emitting sheet excellent in light guiding performance according to an embodiment of the present disclosure may include: a base film; and a light guide pattern portion in which a pattern set on a surface of the base film is repeatedly formed, wherein the light guide pattern portion has a hexagonal shape.

The invention discloses a heat insulation acrylic plate, which comprises a first acrylic layer, a second acrylic layer and a third acrylic layer, wherein a fly ash layer is arranged between the firstacrylic layer and the second acrylic layer, an aerogel felt layer is arranged between the second acrylic layer and the third acrylic layer, a plurality of projection blocks distributed in the length direction of the acrylic plate are arranged on the surface of the first acrylic layer, the surface of the projection block has an arc shape, anti-ultraviolet ray film layer is arranged on the projection block, and a waterproof film layer is arranged on the bottom surface of the third acrylic layer. According to the invention, the thermal insulation acrylic plate has advantages of substantially improved impact resistance, substantially improved deformation resistance, excellent thermal insulation function, substantially increased application range and good application prospect, and is worthy ofpopularization.

The embodiment of the invention relates to the field of optical fiber manufacturing, in particular to a large-core-diameter plastic side face light emitting optical fiber and large-core-diameter plastic optical cable manufacturing device. The large-core-diameter plastic side face light emitting optical fiber manufacturing device comprises a co-extrusion machine, a vacuum shaping heat treatment machine and a secondary heat treatment machine. A large-core-diameter plastic side face light emitting optical fiber can be integrally extruded through the co-extrusion machine, is subjected to vacuum shaping through the shaping device and is then subjected to cooling treatment through the heat treatment devices, and therefore synchronous cooling conducted before a core layer material and a cover layer material enter air is achieved, the problem that when the large-core-diameter plastic side face light emitting optical fiber directly enters the air through a mold extrusion opening, due to the great temperature difference between the extrusion temperature and the air temperature, internal materials of the optical fiber deform is avoided, and the large-core-diameter plastic side face light emitting optical fiber and large-core-diameter plastic optical cable manufacturing device can be used for producing the large-core-diameter plastic side face light emitting optical fiber large in core diameter and good in light guide performance.

The invention discloses a flexible LED strip-shaped lamp with integrated light guiding pieces. The flexible LED strip-shaped lamp with the integrated light guiding pieces comprises a flexible strip-shaped LED light source and a flexible covering layer covering the flexible strip-shaped LED light source. The flexible strip-shaped LED light source is formed in the mode that multiple LEDs are welded to a flexible strip-shaped circuit board. The flexible LED strip-shaped lamp is characterized in that the covering layer is provided with the light guiding pieces protruding from the outer surface of the covering layer, each light guiding piece corresponds to the corresponding LED, the light guiding pieces are independent of one another, and the light guiding pieces and the covering layer are of an integrated structure; The invention further discloses a manufacturing method of the flexible LED strip-shaped lamp. According to the manufacturing method, the light guiding pieces are formed on the covering layer through the cutting technology or the mold-injecting technology or the mold strip technology or the extruding technology. The flexible LED strip-shaped lamp with the integrated light guiding pieces has the advantages of being firm in structure, excellent in light-guiding effect, excellent in light diffusing effect, good in waterproof effect and capable of achieving a good point light source effect.

The invention discloses a light flange plate hub and a machining process thereof, and belongs to the field of flange plate hubs. The light flange plate hub and the machining process thereof comprise aflange plate basal body; a center through hole is drilled in the center of the flange plate basal body; an annular limiting part and a reinforcing projection matched with the center through hole arearranged in the center of the flange plate basal body; the annular limiting part and the reinforcing projection are integrally molded with the flange plate basal body to reduce the cost; the reinforcing projection is positioned on the outer side of the annular limiting part; multiple outer holes are drilled in the flange plate basal body between the annular limiting part and the reinforcing projection; a pair of U-shaped grooves is drilled in the reinforcing projection; and the center through hole and the outer holes are punched by adopting a punching auxiliary device, so that the deformationcan be prevented, the generation of punching burrs on non-machined surfaces is greatly prevented, single burr inspection and burr removal are not needed, the burr inspection is safe and simple, and the traditional burr inspection intensity is reduced.