142results about How to "Guaranteed transmittance" patented technology

The invention relates to an integrated projection-type capacitive touch screen and a manufacturing method thereof. The integrated projection-type capacitive touch screen only adopts a substrate, and a color coating is arranged in the non-visible range of the substrate; a backing insulating film is arranged on the whole surface of the substrate with the color coating, and a first electrode pattern is arranged on the backing insulating film; a dielectric insulating film is arranged on the first electrode pattern, and a second electrode pattern is arranged on electrolyte insulating film; the coverage of the electrolyte insulating film does not include joint terminals of the first electrode pattern, and a protective insulating film is arranged on the second electrode pattern; and the coverage of the protective insulating film does not include joint terminals on the edges of the first electrode pattern and the second electrode pattern, and the upper ends of the joint terminals are connected with an external control circuit through collecting lines. The single substrate with the color coating adopts a multi-layer composite film structure of the backing insulating film, an ITO film, the dielectric insulating film, the ITO film and the protective insulating film, can substantially reduce the thickness of the touch screen, and improves lightness thinness and yield.

The invention discloses a backlight regulation method, an adjustment device and a display device. The backlight regulation method comprises steps of determining the color temperature corresponding to the current environment light according to the spectral information of the current environment light determining the total supply current which is supplied to the back light source according to the light intensity information of the current environment light, regulating the distribution current of each light source branch according to the color temperature of the current environment light and after total power supply current determines the illumination brightness of light source branches having different color domain in the back light source, and enabling the color domain of the backlight source is regulated according to the current environment light in order to realize the regulation function of the liquid crystal display product for displaying the image color gamut and improve the comfort of watching by the user. Compared with the mode that realizes the image color gamut regulation through regulating the chroma of the colorful filtering sheet, the invention can realize the flexible adjustment of the display image chroma on the basis of reducing backlight source production cost and guarantees the transmittance of the liquid crystal display device.

The invention discloses a transparent conductive film and a manufacturing method therefor, and a touch screen. The manufacturing method comprises the steps of performing imprinting on one surface of a transparent insulating substrate by a die to form continuous grooves; coating one surface of the transparent insulating substrate with jelly, and performing imprinting on one surface far from the transparent insulating substrate by a die, and curing to form grooves; filling the grooves with a conductive material to form a conductive layer, namely an internal circuit; forming an external circuit on one surface in contact with the conductive layer; and removing unnecessary conductive materials from the internal circuit and the external circuit according to a preset pattern to form insulating channels and insulating circuits so as to complete the manufacturing of the transparent conductive film. According to the manufacturing method, silk-screen printing and embedded type nanometer imprint are combined, and unified grid filling is used as the universal die; and the die is applicable to multiple types of machines, and only silk-screen printing and laser are needed according to different specifications, so that cost can be effectively lowered and the development period can be effectively shortened.

The present invention relates to a Li₂O-Al₂O₃-SiO₂ system ultra-low expansion coefficient high-transparency glass-ceramic and production method of the products. Calculated by weight percentage, the ultra-low expansion coefficient high-transparency glass-ceramic is composed of 3.2 to 4.6 percent of Li₂O, 18.0 to 23.6 percent of Al₂O₃, 64.1 to 69.4 percent of SiO₂, 0.3 to 0.8 percent of MgO, 0.8 to 2.5 percent of BaO, 0.3 to 0.8 percent of R₂O, 0.01 to 0.4 percent of Y₂O₃, 1.8 to 2.5 percent of TiO₂, 1.6 to 2.4 percent of ZrO₂, 1.1 to 1.8 percent of P₂O₅, 0.6 to 1.5 percent of Sb₂O₃, 0.3 to 1.0 percent of NaCl and 1.0 to 2.0 percent of NH₄NO₃. The heat-resistant glass plates and heat-resistant glass products can be manufactured by using the formula and the corresponding forming die. The present invention has the advantages that the production technique is simple, the produced products have low expansion coefficient, good transparency, high thermal impact temperature, high strength, have constant transparency when being used under the temperature of 700 Celsius system for a long time, the products have long service life, etc.

The invention discloses an ultraviolet image intensifier resolution testing device, which belongs to the performance testing field of photoelectric instruments. The device comprises an ultraviolet light source, a standard ultraviolet test reticle and an ultraviolet optical system. Under the irradiation of the ultraviolet light source, the standard ultraviolet test reticle can form ultraviolet test light beams containing standard reticles; after being collimated through an off-axis parabolic mirror of the ultraviolet optical system, the ultraviolet test light beams are focused on a photocathode face of a tested ultraviolet image intensifier by an imaging objective lens group in the catadioptric way. The problem about test on the resolution of the ultraviolet band image intensifier is solved; indirect technical support for improving the quality of the ultraviolet image intensifier is provided; and the device also has the advantages of no chromatic aberration, low spherical aberration, high test precision, and the like at the same time, and is convenient to use.

The invention discloses a liquid crystal display panel and a manufacture method and a display device thereof. The manufacture method of the liquid crystal display panel mainly comprises the steps that through the canceling of a black matrix arranged at one side of a color film substrate, an insulation polarization layer is arranged at one side of an array substrate, and the polarization direction of the insulation polarization layer is perpendicular to the polarization direction of a first polarizing film at the side of the array substrate to be used for shielding leakage light generating by a gap between a data line and a public electrode wire. Due to the canceling of the black matrix, the uniformity of the surface of the color film substrate is guaranteed, and the probability of deviation generated by the alignment fitting is decreased; even if big deviation exits during the alignment fitting, the transmitted light of a pixel display area can not be shielded, and the transmittance of the pixel display area is guaranteed; in addition, the insulation polarization layer and the first polarizing film form a light shielding combination at the side of the array substrate to enable the leakage light generating by the gap of a wire running area to be shielded completely, and therefore the leakage of light caused by the deviation of the alignment fitting is avoided.

The invention provides a graphene transparent antenna and a manufacturing method thereof. The method comprises steps that 1), a transparent substrate is pre-processed; 2), a super-thin metal layer isformed on the transparent substrate; 3), the super-thin metal layer is made to be in a pre-determined antenna shape; and 4), a graphene layer in the pre-determined antenna shape is formed on the super-thin metal layer, and the graphene transparent antenna is acquired. The method is advantaged in that super-thin metal with relatively high concentration and graphene with relatively high carrier mobility are composed together, an anti-reflection layer is further composed when the anti-reflection layer is necessary, not only can material light transmittance be guaranteed, but also a material conductivity problem is solved, and thereby antenna radiation efficiency is improved.

The invention discloses a device for detecting flue gas in a flue. The device comprises a first pipe body and a second pipe body, which are arranged on two opposite side walls of the flue (A) and are sequentially arranged along a same light beam path; the light beam path is crossed with a flowing path of the flue gas in the flue (A); light transmission sheets, which are used for separating inner cavities of the first pipe body and the second pipe body from an external environment, are arranged at the parts, positioned at the periphery of the flue (A), of the first pipe body and the second pipe body; a laser transmitting assembly and a laser receiving assembly are arranged outside the two light transmission sheets, respectively; gas nozzles, which are used for spraying gas curtains to prevent dust in the flue gas from entering the pipe cavities of the first pipe body and the second pipe body, are arranged at pipe end orifices, extending into the flue (A), of the first pipe body and the second pipe body, respectively; the flowing direction of gas sprayed from the gas nozzles is crossed with the axial directions of the first pipe body and the second pipe body. According to the scheme, manual sampling and complicated sampling gas pretreatment are not needed, so that the detection speed is high, the measurement lag is avoided, and the measurement accuracy is high.

This ultraviolet ray shielding film contains silicon oxide and microparticles of an organic compound (A) having a solid form at ambient temperature and having a molecular weight of 5000 or less, wherein the microparticles have an average particle diameter of 150 nm or less. The glass article has, for example, an ultraviolet ray transmittance (TUV380) of 2% or less, and preferably also has a transmittance (T550) for light having a wavelength of 550 nm of more than 70%. The ultraviolet ray shielding film may additionally contain an organic compound (B) such as a polyether compound and a polyol compound. The ultraviolet ray shielding film has excellent long-term ultraviolet ray shielding performance.

This invention relates to one LCD device and its process method, which comprises the following parts: first baseboard, second baseboard relative to first one; LCD layer between first and second boards; at least one match structure in one of baseboards in same one cover, wherein, the match structure comprises first match object and second one to form one stamp structure; the first one covers second one to form big difference; the match film is set in one board to cover the structure.

The invention discloses an array substrate, a display device and an array substrate manufacturing method, and relates to the liquid crystal display technology. Material of a pixel electrode is the same as that of a source and drain electrode, but the thickness of the pixel electrode is smaller than that of the source and drain electrode, and alternatively material of a public electrode is the same as that of a grid electrode but the thickness of the public electrode is smaller than that of the grid electrode. On the basis of reducing technology difficulty, the transmittance of the array substrate is guaranteed.

The invention discloses an integrated head device of an SERF atom magnetometer. For the optical excitation detection and high-temperature heating requirements required by a gas chamber of a head of the SERF atom magnetometer, integrated design is carried out on key components, such as an excitation component, a detection component, a heating component and a heat insulation component; excitation light and detection light enter in parallel through an adjustable mirror structure to greatly reduce the volume of the head; and components around an alkali metal gas chamber are fixed by using a tightfit structure, so that the volume of the head of the SERF atom magnetometer is reduced, the debugging efficiency of an excitation device and a detection device is improved, and meanwhile, heat conduction of a heating device and an external environment is reduced. The head device with high reliability and high stability is provided for miniaturization of an SERF atom magnetometer array and measurement study of SERF magnetic fields.

The invention discloses an array substrate, a display panel, a display device and a repairing method for the display panel, and relates to the technical field of display. The method is invented for solving the problem that when poor light leakage of an existing array substrate is repaired, the aperture opening ratio is decreased. The array substrate comprises a function layer and a photochromic layer arranged on the function layer. When poor light leakage of the array substrate occurs, the photochromic layer forms a light shielding layer through light illumination.

The invention belongs to the technical field of laser microprocessing, and particularly provides a laser processing method for sand covering of the surface of a glass material. A drawing document of aspecific pre-processing disordered dot matrix bitmap is drawn and guided into a laser controller, the laser controller controls laser beams to carry out scanning and ablation along the drawing document according to the path of the disordered dot matrix bitmap, random dot irradiation of the beams onto the disordered dot matrix bitmap is achieved by adjusting the focusing positions of the light beams and processing parameters of a laser device, and therefore the sand covering effect is achieved on the surface of a to-be-processed workpiece. Specific laser device parameters are combined with a software bitmap disordered dotting mode, laser grain generated on the surface of the glass workpiece after processing can be effectively controlled, and meanwhile roughness and transmittance of the sample surface are guaranteed by laser spots under a certain overlapping rate; and in addition, the laser processing manner is adopted, the influence on glass strength is small, and the environment cannot be polluted.

The invention relates to a method for deplating a sapphire plated layer by using a waste polishing solution, belongs to the technical field of glass surface treatment and aims at realizing reuse of the waste polishing solution in an AG (anti-glare glass) process and further ensuring the performance of sapphire after deplating. The invention provides the method for deplating the sapphire plated layer by using the waste polishing solution. The method comprises the following steps: mixing the waste polishing solution produced in the AG process and water to form a mixed solution, and controlling the pH value below 1 for further deplating treatment; soaking the surface-coated sapphire to be deplated in the mixed solution, performing deplating treatment, and cleaning with the water after deplating treatment to obtain a corresponding product. By adopting the method provided by the invention, the reuse of the waste polishing solution is realized, thereby turning waste into treasure, improving economic benefits and further ensuring the crystal purity, the surface roughness and the transmittance of the sapphire after deplating; and furthermore, the process flow is simple and the operation is easy.

The invention discloses a variation model-based single image defogging method, which comprises the following steps of 1, acquiring an image in the foggy weather, namely a to-be-restored image I; 2, acquiring an initial transmittance image t0(x) based on the dark-channel prior theory; 3, according to an image restoration model in the foggy weather, acquiring an initial restored image J0(x) in the condition of a known transmittance; 4, according to the acquired initial transmittance image t0(x), calculating an initial inverse-edge image M0; 5, based on the inverse problem solving idea and a variation model, constructing an energy function F(t, J) for the single image restoration; 6, based on the step-by-step gradient descent flow method, minimizing the energy function F(t, J); 7, at the ending of the iteration process, extracting an image Jn(x) as a restored image, and an image tn(x) as a transmittance image. Based on the above method, the homogeneity of the transmittance can be maintained. Meanwhile, the defect that the image edge information goes wrong can be overcome.

The application discloses an organic light emitting display panel, a method for manufacturing the same, and a display device. The organic light emitting display panel comprises a substrate, a thin film transistor layer and a flat layer. The organic light emitting display panel has a non-display area and a display area, and includes a pixel defining layer on the flat layer, wherein the pixel defining layer is provided with a first recess recessed in the thickness direction of the pixel defining layer, a concave curved first electrode layer and a curved light emitting layer are stacked in the first recess, the first electrode layer is adjacent to the pixel defining layer, and the second electrode layer is disposed on the pixel defining layer; an encapsulation layer disposed on the second electrode layer, wherein the encapsulation layer is provided with a second recess recessed in the thickness direction of the encapsulation layer, and the second recess is provided therein with a convex lens; and an anti-interference layer located on the encapsulation layer and provided with a light transmission hole. The light emitted by the curved light emitting layer is condensed by the convex lensand emitted to the outside through the light transmission hole.

The invention provides a powder body dehydroxylation treatment method and a preparation method of quartz glass. Dehydroxylation atmosphere replaces existing chlorine-containing gas, the content of hydroxyl is effectively reduced, and the spectrum transmittance of the infrared band is guaranteed; the defect that the transmittance is affected by the fact that absorption peaks are produced at the vacuum ultraviolet band because of generation of Si-Cl bonds is overcome. With the adoption of the method, the prepared quartz glass has low content of hydroxyl, meanwhile, no other spectrum absorption groups or chemical bonds are produced, and the application quality of an advanced technology is guaranteed.

The invention discloses a high-transmittance high-heat insulation energy-saving explosion-proof membrane and a preparation process thereof. The membrane comprises a substrate layer, wherein a first metal indium layer is magnetron-sputtered on one surface of the substrate layer; a metal silver layer or a metal aluminum layer as a heat insulation layer is magnetron-sputtered the other surface of the first metal indium layer; a second metal indium layer is magnetron-sputtered on the other surface of the metal silver layer or the metal aluminum layer; and the preparation process comprises the following steps: preparing a plastic-based membrane; magnetron-sputtering and depositing the first metal indium layer for oxidation protection on the plastic-based membrane in the step one; magnetron-sputtering and depositing the heat insulation layer on the other surface of the first metal indium layer; and magnetron-sputtering and depositing the second metal indium layer on the other surface of the heat insulation layer in the step three. According to the invention, the high-transmittance high-heat insulation energy-saving explosion-proof membrane is beneficial to reflecting and blocking infrared rays in solar rays and significant in heat insulation effect, and can preferably protect the magnetron-sputtered metal layers, prevent the metals from oxidation, and improve and ensure the performance and service life of products, thereby being applicable to places with higher requirements; and meanwhile, the invention provides the preparation process of the above high-transmittance high-heat insulation energy-saving explosion-proof membrane.

The invention provides a high-contrast transparent projection display screen and a manufacturing method thereof. The projection display screen comprises an imaging layer, a light absorbing layer and an anti-reflection layer, wherein the light absorbing layer is located between the imaging layer and the anti-reflection layer. The projection display screen has high contrast, is flexible and foldable, and can be restored completely after bending and folding, and the display effects are not influenced. The projection display screen provided in the invention can be used for both front projection and back projection, and the obtained projection display screens can be seamlessly joined to form a display screen with an extra large size.