827results about How to "Good light transmission" patented technology

A deflectable tip videoarthroscope of 5.4 mm diameter or smaller, comprising a miniaturized chip-in-tip CCD with four-way angulations mounted on the distal end of the arthroscope. The deflectable tip videoarthroscope may be provided with a replaceable distal window made of a thin material (such as polycarbonate or acrylic) or a glass (sapphire or other) with very high light transmission properties, connected to a sheathing system that is disposable or limited-reusable, which could be discarded if a shaver burr or ablation probe contacts the lens. This design protects the distal window of the videoarthroscope during use and reduces scope repair costs and system down-time. The deflectable tip videoarthroscope may additionally include a steering wheel, which allows 360 degree rotation of the instrument during arthroscopic procedures. The videoarthroscope may further include an irrigation channel or a wireless imager control system.

A backlight unit and a liquid crystal display device including such a backlight unit are provided. According to an embodiment, there is provided a backlight unit comprising a plurality of light emitting diodes (LEDs) for generating light, a printed circuit board (PCB) for controlling the LEDs, a transparent scattering plate provided with a scattering optical pattern for scattering the light from the LEDs, and a diffusing plate for diffusing the light scattered by the scattering plate.

The invention relates to a display screen and electronic equipment. The display screen is provided with a first display region and a second display region, wherein a pixel driving array in the seconddisplay region deviates from the second display region. In the display screen, pixels in the second display region can be driven to emit light by the pixel driving array in the second display region when an image is needed to be displayed, so that the second display region and the first display region simultaneously and normally display the image; and when imaging is needed, the transmittance of the second display region is improved due to the pixel driving array, deviating from the second display region, in the second display region, so that ambient light can smoothly irradiate and pass through the second display region of the display screen to achieve imaging. With the display screen provided by the invention, the non-display region of the display screen in the prior art can be omitted,the duty ratio of the screen is expanded, and the application feeling is optimized.

Embodiments of the present invention provide an osseointegrative implant and related tools, components and fabrication techniques for surgical bone fixation and dental restoration purposes. In one embodiment an all-ceramic single-stage threaded or press-fit implant is provided having finely detailed surface features formed by ceramic injection molding and/or spark plasma sintering of a powder compact or green body comprising finely powdered zirconia. In another embodiment a two-stage threaded implant is provided having an exterior shell or body formed substantially entirely of ceramic and/or CNT-reinforced ceramic composite material. The implant may include one or more frictionally anisotropic bone-engaging surfaces. In another embodiment a densely sintered ceramic implant is provided wherein, prior to sintering, the porous debound green body is exposed to ions and/or particles of silver, gold, titanium, zirconia, YSZ, α-tricalcium phosphate, hydroxyapatite, carbon, carbon nanotubes, and/or other particles which remain lodged in the implant surface after sintering. Optionally, at least the supragingival portions of an all-ceramic implant are configured to have high translucence in the visible light range. Optionally, at least the bone-engaging portions of an all-ceramic implant are coated with a fused layer of titanium oxide.

A nanostructure film, comprising at least one interconnected network of nanostructures, wherein the nanostructure film is optically transparent and electrically conductive. A method for improving the optoelectronic properties of a nanostructure film, comprising: forming a nanostructure film having a thickness that, if uniform, would result in a first optical transparency and a first sheet resistance that are lower than desired; and patterning holes in the nanostructure film, such that a desired higher second optical transparency and a second sheet resistance are achieved. A method for depositing a nanostructure film on a rigid substrate comprises: depositing the nanostructure film on a flexible substrate; and transferring the nanostructure film from the flexible substrate to a rigid substrate, wherein the flexible substrate comprises at least one of a release liner and a heat- or chemical-sensitive adhesive layer.

A flexible pouch is provided which has panels (3, 5). A transparent strip (13) is provided on one of the panels and a translucent filter (13a) on the other. The panels are heat sealed together to close the pouch and the integrity of the heat seal is determined by shining ultraviolet light through the clear strip and inspecting the translucent filter (13a) so that imperfections in the seal can be identified. Pouches are packaged into containers (25) which include slots (50) and the full containers are stacked for transport through the plant for further processing in a retort, cooler or the like. This enables a large number of pouches to be easily transported through the plant for further processing after they have been filled and heat sealed. The heat sealing line may include a vision system, or the vision system may be a stand-alone item for inspecting the seal to determine the integrity of the seal. The vision system includes a UV light source for directing UV light through the transparent strip and a camera for inspecting the translucent filter (13a) to obtain an image of the filter (13a). The image is processed to identify dark regions which enable the integrity of the seal to be determined.

The embodiment of the invention discloses a display panel and a display device. The display panel comprises a first display area and a second display area, and the first display area is reused as a sensor reserved area. The first display area comprises a plurality of first pixel units, and the second display area comprises a plurality of second pixel units. The first pixel units comprise micro light-emitting diode pixel units, and the second pixel units comprise organic light-emitting diode pixel units. In the first direction, there is at least one first pixel unit with the gradually decreasing density in the first display area. Through the adoption of the technical scheme, the first display area adopts the micro light emitting diode pixel units, so that the first display area can normallydisplay and can also transmit light; meanwhile, the first display area is at least provided with the area with the density of the first pixel units being gradually decreased, thereby guaranteeing that the first display area has a good light transmitting effect. In addition, the transition from the second display area to the first display area is natural, and the display effect of the display panel is good.

The invention discloses a liquid-cooled light distribution hollow type LED lamp comprising an electric connector, an LED drive, a lamp holder, an LED light source, a lamp shade and a hollow radiator,wherein the lamp shade is made of basically transparent materials. The liquid-cooled light distribution hollow type LED lamp is characterized in that a cavity positioned between the outer surface of the hollow radiator and the lamp shade is internally partially or completely filled with heat-conducting light distribution liquid; the electric connector and the LED drive are arranged in a built-in hollow chamber of the hollow radiator; the LED light source is directly arranged on the hollow radiator or arranged on the hollow radiator through an LED basal plate; and a connecting wire of the LED light source is contacted with different radiating liquids. The invention has the advantages of good radiating effect, light weight, environmental protection, durability, easy manufacture and low cost.

The invention discloses a method for manufacturing cellulose film and silk. The cellulose is dissolved in mixed liquid 5-12wt% natrium oxyhydrogen and 8-20wt% ureophil, gets the cellulose liquid, then carries on film scratching and silk spraying to the cellulose, they are solidified in the solidifying bath, then the regenerated cellulose film and silk will be got after being cleaned. The cellulose thick liquid has excellent fiber textile performance and compactibiity of film, the regenerated cellulose has excellent light transmission and mechanical performance, the silk also has good mechanical performance. The method can obtain cellulose thick liquid by dissolving cellulose in room temperature. It has no contamination and its price is low, it is a kind of green manufacturing process.

The invention provides an optical fingerprint identifier capable of identifying living body finger, comprising a fingerprint identification module and a capacitance type living body finger detection module; wherein the capacitance type living body finger detection module comprises an induction electrode and a capacitance measuring circuit, the induction electrode is arranged on an identification face of an identification prism, the bottom layer thereof is a transparent conductive layer and is connected with the identification prism, and the surface layer thereof is a transparent insulation layer and is contacted with a finger. In the invention, the induction electrode is arranged on the identification face, the transparent insulation layer thereof can be directly contacted by a finger, the distance between a living body finger and the induction electrode is reduced, and the living body finger can be effectively identified according to the coupling capacitance measured by the capacitance measuring circuit, thus preventing use of fake fingerprint.

The invention relates to a preparation method of an aesthetic all-zirconia restoration body. The process comprises the steps of: clinically making an impression and a model after tooth preparation, collecting the digital impression, establishing a digital model, designing the shape of the restoration body by being assisted with a computer, cutting into the shape of the restoration body by a digital control lathe, try-wearing on the model, adjusting the outline form, polishing, coloring, glazing, and completing the fabrication of final restoration body. The restoration body is colored by using a coloring zirconia porcelain piece; the coloring process is influenced little by personal factors; an all-zirconium-crown cutting end transparent handling liquid is used to handle the presintered tooth crown, so that the color and the transparence of the zirconia all-porcelain tooth change gradually, so that an ideal aesthetic effect is achieved. The preparation process is free of porcelain coating. The method has no porcelain fracture danger, and the operation is simple. The prepared tooth is few, so 1mm of preparation space is enough to use. The zirconia all-porcelain tooth has excellent biocompatibility, high strength, good transparence and glossiness, and natural and lifelike colors. CAD/CAM (Computer-Aided Design/computer-aided manufacturing) is used for designing and completing the processing, thereby ensuring the marginal adaption and precision of the zirconia all-crown porcelain tooth.

The invention discloses a thermal-melt optical clear adhesive (TOCA) and a method. The thermal-melt optical clear adhesive is composed of natural rubber or a thermoplastic elastomer, a plasticizer, an active diluent, an anti-oxidant, a radical initiator and a coupling agent. The thermal-melt optical clear adhesive has better bonding stress and good transmittance, and is easy to eliminate the bubbles, glue-spilling is difficultly generated while heating to melt, and the thermal-melt optical clear adhesive is especially suitable for bonding with a large-size touch screen. The thermal-melt optical clear adhesive is a great breakthrough based on a first generation optical clear adhesive (OCA) and a second generation optical clear adhesive (LOCA), a novel technology and equipment are cooperated, so that the bubble problem generated during a bonding process can be greatly solved, the method has the advantages of high yield, simple process, convenient repair and high production efficiency, so that the thermal-melt optical clear adhesive belongs to the third generation optical clear adhesive.

The present invention is method for forming hydrophobic transparent film on the surface of different substrates, glass, ceramic, metal, paint, etc. fluorosilane and other components are painted to the surface of plastic or paint with hydroxyl radical containing oxide film form in advance or the surface of other kind of substrate directly. Under the action of catalyst, the ethoxy group connected to the Si atom in fluorosilane is hydrolyzed into hydroxyl radical in advance, and the hydrolyzed solution is maintained in monohydric alcohol dihydrolic alcohol or other organic solvent, and the hydrolyzed fluorosilane reacts with the metal hydroxyl radical bond in the surface of the oxide to obtain high stability M-O-Si bonding. The formed film of several nanometer to decades nanometer thickness is firmly combined with the substrate chemically at normal temperature without need of heat treatment.

The subject invention pertains to a method for high speed, continuous manufacture of graded refractive index polymer optical fiber. The subject fiber material may be organic or perfluorinated. The subject method can include first forming energy activatable prepolymer compositions containing additives. The prepolymer compositions can be extruded at low temperature through a multi-annular die and surrounded by a co-extruded concentric melt stream which forms a tube with good structural integrity. The prepolymer compositions contained in the tube can be maintained at a temperature for a time sufficient to form the desired graded index profile. Energy can be delivered to the prepolymer compositions which can cause an irreversible chemical transformation and forms a mechanically and thermally stable polymer. A continuous process of thermal annealing of the fiber can be used to minimize residual stress. Multiple fibers may be produced simultaneously in a variety of physical configurations.

The invention relates to a transparent touch-control panel, comprising a transparent baseboard, a capacitor touch-control element on the baseboard, an interface membrane structure on the capacitor touch-control element, and a display element on the interface membrane structure. The capacitor touch-control element comprises a plurality sensitive blocks above the baseboard, a dielectric layer covering the first sensitive block, a plurality of second sensitive blocks on the dielectric layer, a plurality of first wires on the baseboard and a plurality of second wires on the dielectric layer. The first and the second sensitive blocks are alternatively arranged, each first wire is electrically connected the first sensitive blocks in one row, and each second wire is electrically connected with the second sensitive blocks in one row. The invention has transparent structure, high sensitivity and non-damage property.

The invention discloses a preparation method for a colorless transparent high-temperature-resistant polyimide nanometer composite film, which belongs to the field of polymeric materials. The preparation method comprises the following steps: reacting 4,4-biscyclohexyl diformyl chloride (BCCL) with hexafluorobenzidine (TFDB) so as to prepare semi-aromatic fluorodiamine precursor; then subjecting the precursor, TFDB, 4,4'-(hexafluoroisopropenyl)diphthalic acid anhydride (6FDA) and hydrogenated 3,3,4,4-biphenyl dianhydride (HBPDA) to copolymerization so as to prepare polyamide acid precursor; grafting the polyamide acid precursor to a silane coupling agent in situ and carrying out aging and hydrolysis in a mixed solution of tetramethoxysilane (TMOS) and tetraethoxysilane (TEOS) so as to obtain a polyamide acid/silica mixed solution; and subjecting the mixed solution to tape casting and drying so as to obtain a polyimide/SiO2 composite film.

A coating composition and coating for ophthalmic lenses and other polymeric substrates having a unique combination of excellent solution stability, rapid cure rate, improved mar resistance, rapid dye absorption, and improved receptivity towards antireflective coatings. The coating comprises an abrasion resistant polymer and a dye-absorption-enhancing oligomer. The coating is tinted after curing with a dye to provide light absorbency in the coating.

The invention discloses a silicon hydrogel material having high oxygen permeability. The silicon hydrogel material is prepared, through a polymerization reaction, from following components including, by mass, 10-40 parts of an amphipathic macro-molecular silicon monomer, 10-30 parts of a small-molecular silicon monomer, 40-80 parts of a hydrophobic monomer, 0-30 parts of an organic solvent, and an initiator and a crosslinking agent. The silicon hydrogel material and a corneal contact lens have the high oxygen permeability, are low in cost and are easy to prepare.

The invention relates to the deposition of transparent conducting thin films, such as transparent conducting oxides (TCO) such as tin doped indium oxide (ITO) and aluminum doped zinc oxide (AZO) on flexible substrates by pulsed laser deposition. The coated substrates are used to construct low cost, lightweight, flexible displays based on organic light emitting diodes (OLEDs).

The invention provides a preparation method of a magnetic imprinting composite photocatalyst with good light transmission, belonging to the technical field of preparation of environmental materials. The method comprises using magnetic Fe3O4 nanoparticles as carriers, coating SiO2 insulating layers on surfaces of the nanoparticles, using a sol-gel technology to prepare a TiO2@SiO2@Fe3O4 photocatalyst, using polyethylene glycol to treat surface of the photocatalyst, and using modified TiO2@SiO2@Fe3O4 as a base material, enrofloxacin hydrochloride as a template molecule, methyl methacrylate as an imprinting functional monomer, styrene as a polymerization monomer, trimethylol propane trimethacrylate as a cross-linking agent, azodiisobutyronitrile as an initiator and a mixed solution of dimethyl sulphoxide and water as solvents to prepare the magnetic imprinting composite photocatalyst with the good light transmission. The invention is advantageous in that a magnetic separation characteristic of the photocatalyst enables separation and recovery of samples to be relatively convenient and high-efficiency.

A stereolithography apparatus and an exposure system for a stereolithography apparatus, wherein light emitting diodes are used as light sources. The invention relates to aligning light from the light emitting diode and to the exchange and control the light emitting diodes.

The invention discloses a method for manufacturing a silicone micro-nano optical structure by using an imprinting technology. Firstly, a template serving as a seal during the imprinting is designed and processed according to the requirements of the structure of a device; secondly, an appropriate substrate material is selected and used according to the requirements of the micro-nano optical structure of the device, and then covered with imprinting glue; afterwards, structural patterns on the template are transferred to the imprinting glue by adopting an imprinting process, the imprinting glue is solidified and molded, the template is released after the template and the substrate are both cooled, and then a micro-nano optical structure with embossed figures is obtained; and finally, a polymeric optical bounding layer covers above imprinted lines according to the design of the device, and then the whole micro-nano optical structure is formed. By adopting the method, optical devices whichhave good weatherability and strong thermal stability and cause low loss can be prepared; and besides, the process is simple, so that the method has a cost advantage.

The invention discloses a light-transmitting display panel and a manufacturing method thereof, and a display panel. The light-transmitting display panel comprises an array substrate and a light-emitting element layer, wherein the light-emitting element layer is located on the array substrate and includes a first electrode, a first light-emitting structure located on the first electrode and a second electrode layer located on the first light-emitting structure. A plurality of through holes with unequal sizes are distributed in the second electrode layer, and each through hole penetrates throughthe second electrode layer in a thickness direction of the light-transmitting display panel. According to the light-transmitting display panel provided by the embodiment of the invention, overall light transmittance of the second electrode layer is improved, and a diffraction phenomenon of the light-transmitting display panel on light rays is improved.

The invention provides an optical transparent frequency selecting surface structure and a manufacturing method, and belongs to the technical field of optical windows. The frequency selecting surface structure comprises a substrate and transparent mesh films which are distributed on the surface of the substrate and are provided with periodic hole arrays. The manufacturing method comprises the following steps of coating the upper surface of the substrate by using mask liquid; naturally drying the mask liquid to form a crack template under specific conditions; depositing a conductive metal layer on the surface of the crack template; removing the crack template to obtain the continuous transparent mesh films; manufacturing hole array mask structures or complementary structures thereof on the transparent mesh films; removing the transparent mesh films which are not wrapped by the mask structures; and removing the mask structures to obtain the optical transparent frequency selecting surface structure. By the optical transparent frequency selecting surface structure, the problem that the light transmittance performance of an optical window is reduced due to increasing of a metal line width is solved, the circumstance that the light transmittance performance and the electromagnetic shielding performance of the optical window are reduced simultaneously in the traditional mechanical friction mode is avoided, and specific processing conditions for solving the problem of non-uniform distribution of high-order diffraction energy are given.

The invention relates to an extinction material for a biaxially oriented polypropylene (BOPP) film and a preparation method for the extinction material. The extinction material is characterized by comprising the following raw materials in part by weight: 30 to 60 parts of polypropylene (PP) resin, 30 to 60 parts of high density polyethylene, 2 to 15 parts of inorganic extinction powder, 2 to 10 parts of polybutylene terephathalate (PBT), 1 to 3 parts of dispersing agent and 0.1 to 1.0 part of antioxidant, wherein the total parts of the components are 100. By the extinction material for the BOPP film, a uniform extinction layer can be provided, high haze and high-temperature resistance are achieved, an extinction layer can be thinned for a BOPP film manufacturer, and the production speed and production efficiency of the extinction film are improved.

The invention discloses a transparent heat insulation coating with nanoparticles and a preparation method thereof; the preparation method comprises the following steps: adding nanoscale powder slurry of aluminum oxide, silicon oxide, titanium oxide, zinc oxide, cerium oxide, iron oxide, ATO and the like in water-based acrylic emulsion, adjusting the pH value to 5.5-9.0, stirring with a machine for 30-60min while adding defoaming agent, dispersant and flatting agent, then stirring with a high speed stirrer for 20-40min and finally performing ultrasonic vibration for 30-60min to obtain the transparent heat insulation coating. The invention has low cost and simple production process, after the coating is coated to form a film, the film has good transmission of light and outstanding heat-shielding performance; the coating has better self-cleaning ability, good durability and good washing resistance and brushing resistance; and the film has long life, good stability and simple maintenance.

The invention provides a metal-electroplating enhanced transparent conductive film and a preparation method thereof. The preparation method comprises: a transparent conductive layer is prepared on the surface of a substrate; a metal layer is deposited on the transparent conductive layer by an electroplating method and post-processing is carried out to obtain a metal-electroplating enhanced transparent conductive film. The mass ratio of the metal of the metal layer to the material of the transparent conductive layer is 0.001-500: 1. The surface of the substrate is a planar, curved or irregular surface. According to the invention, with the electroplating technology, the contact resistance can be eliminated, the ohmic contact can be realized, and the light-transmitting property and conductive property of the transparent conductive film can be enhanced obviously. Moreover, the temperature-resistance performance of the film is excellent and the adhesive force is good; the process is simple; the cost is low; the repeatability and efficiency are high; and the transparent conductive film has the broad industrial application prospects.

A curable silicone composition containing an organopolysiloxane that contains in one molecule at least one epoxy-containing organic group, has a polystyrene-referenced weight-average molecular weight at least 500, and is expressed by the following general unit formula: (RSiO_3/2)_x[R¹_aSiO_(4-a)/2]_y (where R represents a cycloalkyl group, and R¹ represents hydrogen atom or a univalent organic group, except for an aromatic group and a cycloalkyl group, at least one R¹ in one molecule being an epoxy-containing univalent organic group, and where the following condition is observed: 0<a≦3; x>0; y>0; and x+y=1).

he invention relates to a novel SINP silicone blue-violet battery and a preparation method thereof. The invention uses shallow junctions formed from thermally diffused phosphorus, an ultra-thin SiO2 layer formed by low-temperature thermal oxidization and an ITO dereflection/collection electrode film formed by RF magnetron sputtering to prepares a novel ITO/SiO2/np blue-violet reinforced SINP silicone photo-battery. Preparation method of the invention is to take a silicon single crystal flake which is P type, and has crystallographic orientation of 100, electric resistivity of 2 2omega.cm and thickness of 220mu m, as a substrate. The substrate is cleaned and is etched by routine chemistry, and then is thermally diffused by POC3 liquid source to form n regions (the invention prepares two pieces of novel SINP photo-batteries, one being routine SINP photo-battery having emitting region square resistance of 10 Omega/square and junction depth of 1 Mu m, and the other one being SINP silicone blue-violet battery having emitting region square resistance of 37 Omega/square and junction depth of 0.4 Mu m). Removing the phosphorosilicate glass (HF:H2O=1:10) at front face; steaming Al at back of the silicon chip; thermally oxidizing the silicon chip at 400 to 500 DEG C and condition of V2:O2=4:1 for 15 to 30min to generate a layer of 15 to 20 ultra-thin SiO2 layer, and at the same time alloying the Al at the back. Then RF magnetron sputtering the ITO dereflection/collection electrode film (ITO film is also deposited on the glass to study electrooptical characteristic thereof) having high transmittance and high conductivity, and sputtering a Cu gate electrode by metal mask direct-current magnetron. Finally, cutting the outer edge part of the battery by a diamond excircle downward cutting/a dicing saw so as to prevent short circuit of the edge of the photo-battery.

The invention relates to a method for preparing pure-phase gamma-AlON transparent ceramic powder by carbothermal reduction of gamma-Al2O3, and belongs to the field of preparation of transparent ceramic materials. According to the preparation method, nano-alpha-Al2O3 and activated carbon are taken as raw materials; powder is filled in a graphite crucible loosely, wherein an aluminum oxide plate is paved at the bottom of the graphite crucible; an air hole which penetrates through the powder is preformed at the aluminum oxide plate; a graphite cover provided with fine and dense air holes is used for covering the hole; the pure-phase gamma-AlON transparent ceramic powder is prepared by adopting a two-step heating process in a flowing nitrogen environment with a micro positive pressure. By the adoption of the preparation method, the vacuumizing difficulty can be effectively reduced, powder is prevented from scattering in a vacuumizing stage, the time required for discharging adsorbed gas can be greatly shortened, the vacuumizing speed is high, and the preparation efficiency of the gamma-AlON powder is greatly improved; the obtained gamma-AlON powder phase has stable and reliable compositions and can be used for pressure-less sintering preparation of AlON transparent ceramics with high transmittance; the process is simple and is easy to operate, and is suitable for industrial production.