30results about How to "Adjust transmittance" patented technology

The invention provides electrochromic intelligent glass, comprising a substrate. A first anti-reflection layer, a second anti-reflection layer, a first transparent conductive layer, an electrochromic layer, an ion conductive layer, an ion storage layer, a second transparent conductive layer and a third anti-reflection layer are disposed in order on the substrate. A target for each layer is a planar cathode or rotary cathode made by magnetron sputtering. The layers are all solid membranes, thus corrosion of the membranes is avoided and the membranes are better in uniformity and stability. The electrochromic intelligent glass has the advantages that a manufacturing method is simple, the uniformity is good, controlling and optimizing are easy, color changing speed of the membranes can be increased through adjustment of the transparent conducive layers, and the anti-reflection layers help adjust transmittance of the membranes and improve visual comfort.

A liquid crystal display of semi ¿C transmission type sets reflection film ( RF ) with opening, colour filtering film ( FF ) and insulation layer in sequence on bottom transparent base plate or sets CFF , RF and insulation layer in sequence on bottom transparent base plate . Its preparing method includes cutting out the opening on RF first before ITO pattern is prepared , then preparing CFF with area less than area of opening on RF or preparing CFF first , than cutting out opening on RF with area greater than area of FCC at each opening of RF .

The invention provides dimming glass and a preparation method thereof, belongs to the technical field of display, and can solve the problem that when existing dimming glass is in a dark state, the area where a spacer is located leaks light. The dimming glass comprises at least one layer of dimming structure, the dimming structure comprises a first substrate and a second substrate which are oppositely arranged, a liquid crystal layer positioned between the first substrate and the second substrate, and a spacer for maintaining the box thickness of the liquid crystal layer between the first substrate and the second substrate, the liquid crystal layer includes: liquid crystal molecules; the spacer includes: a microcapsule; black charged particles and transparent charged particles are packagedin the microcapsules, wherein the black charged particles and the transparent charged particles are opposite in polarity.

The invention discloses low-emissivity coated glass, sequentially comprising glass, a first dielectric layer, a silver layer, a first shielding layer, a second dielectric layer, a second shielding layer, a third shielding layer and a third dielectric layer from inside to outside. In the invention, since three medium layers are adopted, the protection on the silver layer is enhanced, and the transmittance, the reflectivity and the colour of the low-emissivity coated glass can be effectively regulated by regulating the thicknesses of the three medium layers so as to widen the colour range of a product and beautify the product. The three shielding layers are adopted, wherein a dielectric layer is sandwiched between the first shielding layer and the second shielding layer, therefore, the inoxidizability of the silver layer in the low-emissivity coated glass is effectively improved; Meanwhile, the transmittance and the reflectivity can be regulated by regulating the thicknesses of the three dielectric layers, so that the film system can be used for producing multiple colours of sunshading low-emissivity glass with the radiation rate of 0.05-0.15 and the transmittance of 10-60%.

The embodiment of the invention provides an OLED light-emitting device, a manufacturing method of the OLED light-emitting device and a display device and relates to the technical field of display. Light loss in a waveguide mode can be reduced and the light output efficiency can be improved. The OLED light-emitting device comprises a substrate, wherein a first electrode, an organic material functional layer, a transparent or semitransparent second electrode and a covering layer are sequentially arranged on the substrate, the covering layer is arranged on the side, far away from the substrate, of the second electrode, and the surface, far away from the substrate, of the covering layer is uneven. The OLED light-emitting device, the display device and the manufacturing method of the OLED light-emitting device are used for reducing light loss in the waveguide mode and improving the light output efficiency.

A pseudo-sunlight irradiating apparatus (18) includes optical system sets (100 and 101) each including a xenon light source (16) and a halogen light source (17), a light guide plate (10) and a prism sheet (11). Transmittance adjusting sheets (12a to 12c) are provided on the prism sheet (11). The transmittance adjusting sheets (12a to 12c) have at least one of properties in which (i) most light whose wavelength is shorter than a predetermined wavelength pass through and most light whose wavelength is longer than the predetermined wavelength is reflected and (ii) most light whose wavelength is shorter than the predetermined wavelength is reflected and most light whose wavelength is longer than the predetermined wavelength pass through. It is thus possible to independently adjust a transmittance of xenon light and a transmittance of halogen light.

The invention discloses a deep ultraviolet light frequency doubling test device and belongs to the technical field of optical non-linear frequency change. The test device comprises: a light source (1)is arranged at an inlet outside a closed dark room (2), and ultraviolet light emitted by the light source (1) enters the closed dark room (2) to form a light path; the closed dark room (2) a vacuum or nitrogen-filled dark room; a sample rack (3) is movably arranged on the light path in the closed dark room (2); a sample storage (4) is arranged at the position, corresponding to the sample rack (3), of one side of the light path, and accommodates one or more samples; one end of a sample control rod (5) is connected with the sample rack (3), and the other end of the sample control rod (5) stretches out of the closed dark room (2); and the sample rack (3) moves between the sample storage (4) and the light path. The sample rack (3) and the sample control rod (5) are movably provided, so that the samples in the closed dark room (2) can be replaced without opening the room, the measuring error is small, and the repeatability and the comparability of the test result are guaranteed.

The invention aims to provide ultraviolet complete-cutoff coated glass prepared by a magnetron sputtering method, and a preparation method thereof, which comprise ultraviolet complete-cutoff sunshine-control coated glass or ultraviolet complete-cutoff sunshine-control low-radiation coated glass and preparation methods thereof. A glass substrate is coated with a silicon or silicon alloy film serving as an ultraviolet absorption film, and the characteristic that the cutoff wavelength of the silicon or silicon alloy film is between 400 and 550 nm is utilized to completely cut off ultraviolet rays. The thickness of the silicon or silicon alloy film is 10 to 200 nm; Ar is used as working gas; and the working pressure is 0.30 to 0.37 Pa. Pure silicon target material is used to sputter and deposit the silicon film, or silicon-alloy target material formed by adding B, P, Al, C and Ge to pure silicon is used to sputter and deposit the silicon alloy film. The coated glass has wide application in automobiles, trains, ships, buildings, glass material for household appliances and illuminating glass lamp industry with broad prospects.

The invention relates to the field of micro-nano structure preparation, in particular to a method for preparing a three-dimensional metal micro-nano structure, which mainly comprises the steps of photoresist coating, electron beam exposure, developing and fixing, metal material evaporation and photoresist stripping. In the preparation process, the double-layer metal micro-nano structure can be prepared only by once exposure and once evaporation, and the parameters of the structure can be adjusted through the dosage of an electron beam. The preparation method is simple and convenient to operate, and the process of preparing the multi-layer structure by overlay is avoided.

The invention discloses a plastic curtain capable of adjusting the transmission of ultraviolet light, and relates to the technical field of plastic products. The plastic curtain comprises high-light-transmittance plastic film, connecting rods are fixedly connected to the left end and the right end of one side of the high-light-transmittance plastic film, and a connecting block is fixedly connectedto the side, away from the high-light-transmittance plastic film, of each connecting rod; a first threaded groove is formed in the side, away from each connecting rod, of the corresponding connectingblock, a fixed block is in threaded connection with the inner wall of each first threaded groove, and a stretching groove hole is formed in the side, close to each first threaded groove, of the top of the corresponding fixed block; a stretching soft plate is slidably connected to the inner walls of the stretching groove holes, a pulling block is fixedly connected to the top of the stretching softplate, and a baffle is fixedly connected to the bottom of the stretching soft plate. According to the plastic curtain capable of adjusting the transmission of the ultraviolet light, the transmittanceof the ultraviolet light can be controlled, and the purposes of adjusting the transmittance of the ultraviolet light conveniently while guaranteeing lighting are achieved; moreover, the curtain has unique flavor of lavender.

The invention belongs to the field of high polymer materials, and particularly relates to PNIPAm / PPy composite hydrogel as well as a preparation method and application thereof. According to the invention, PNIPAm hydrogel is used as a matrix, and phase transition is rapidly generated through heat absorption of PPy, so the PNIPAm / PPy composite hydrogel is prepared. Polypyrrole has a large p-pi conjugated skeleton and a high electron delocalization structure, shows excellent light amplification and light capture characteristics in a near-infrared light region, has good stability and high photo-thermal conversion efficiency, and is used for adapting to climate changes and adjusting the transmittance of sunlight. The energy-saving effect of the PNIPAm / PPy composite hydrogel is remarkable, and PNIPAm undergoes rapid phase change in summer, so near-infrared light transmission is reduced, and cooling effect is achieved; and in winter, near-infrared light is absorbed by PNIPAm to radiate heat indoors, so indoor heating effect is achieved. Meanwhile, after phase change, the visible light transmittance of the PNIPAm / PPy composite hydrogel is approximately zero, and the function of an intelligent curtain can be achieved. The preparation method for the PNIPAm / PPy composite hydrogel provided by the invention is simple in process, low in cost and beneficial to industrial production and application.

The invention provides electrochromic intelligent glass, comprising a substrate. A first anti-reflection layer, a second anti-reflection layer, a first transparent conductive layer, an electrochromic layer, an ion conductive layer, an ion storage layer, a second transparent conductive layer and a third anti-reflection layer are disposed in order on the substrate. A target for each layer is a planar cathode or rotary cathode made by magnetron sputtering. The layers are all solid membranes, thus corrosion of the membranes is avoided and the membranes are better in uniformity and stability. The electrochromic intelligent glass has the advantages that a manufacturing method is simple, the uniformity is good, controlling and optimizing are easy, color changing speed of the membranes can be increased through adjustment of the transparent conducive layers, and the anti-reflection layers help adjust transmittance of the membranes and improve visual comfort.

The invention discloses a display panel and a manufacturing method thereof. The manufacturing method of the display panel comprises the steps that the specification of a target white point is obtained; and obtaining a first target thickness according to the target white dot specification, the first target thickness being the target thickness of the gate insulation layer. A first substrate is prepared, the first substrate including a gate insulating layer having a first target thickness. And forming a liquid crystal box by the first substrate, the second substrate and the liquid crystal. According to the manufacturing method of the display panel provided by the invention, the light transmittance of the gate insulating layer can be adjusted by adjusting the thickness of the gate insulating layer, so that the white dot specification of the display panel is adjusted.

The invention relates to the field of preparation methods of vanadium dioxide powder, in particular to a preparation method of tungsten-lanthanum co-doped vanadium dioxide powder with obviously reduced phase change temperature and uniform particle size, the method comprises the following steps: a, preparing a tetravalent vanadium salt solution with the concentration of 0.1-1.5 mol / L, weighing a precipitant according to the molar ratio of vanadium salt to the precipitant of 1: (5-30), then doping tungsten element and lanthanum element, wherein the doping agent is weighed according to the atomic percent range of tungsten element being 1-10 at% and the atomic percent range of lanthanum element being 1-10 at%, and then mixing and stirring are performed for sufficient dissolution to obtain a mixed solution; b, measuring the mixed liquid, adding the mixed liquid into a microwave digestion tank, and setting the microwave temperature to be 100-200 DEG C and the time to be 1-3 hours; c, after the reaction is finished, alternately washing generated precipitates with alcohol and pure water, and after vacuum drying, obtaining tungsten-lanthanum co-doped vanadium dioxide powder. The method is particularly suitable for preparing the vanadium dioxide powder.

The invention discloses an integrated device for film production and gas purification, and a film production and gas purification method. The device includes an air compressor, a mixing buffer bottle and a film-making container that are connected in sequence. The film-making container is provided with a light-transmitting top plate, and the film-making container is provided with a support layer for supporting the film. The film production and gas purification method is implemented using an integrated film production and gas purification device, including preparation of graphene-based film and gas purification process. The invention has reasonable design, simple structure and easy operation, realizes the integrated processing of film production and gas purification, fully utilizes the adsorption-photocatalysis-membrane separation synergy of the graphene-based photocatalytic film, and can efficiently remove VOCs.

The invention provides an optically variable glass and an optically variable suspension display device. The optically variable glass can change the refractive index of an electrochromic film by adjusting the voltage of the electrochromic film, so that the transmittance of the optically variable glass can be changed, and the application scene is wide. Furthermore, the optically variable glass can be applied to the suspension display device, and the purpose of adjusting the transmittance of the optically variable glass is achieved by adjusting the voltage of the electrochromic film, so that thegradual suspension process of the display main body can be dynamically realized.

The invention discloses a polymer dispersed liquid crystal film and a light field display system and method. The polymer dispersed liquid crystal film is a transmission-type polymer dispersed liquid crystal film prepared from nematic phase liquid crystal E7 and an ultraviolet photosensitive monomer NOA65 in a mass ratio of 55: 45 through a polymer induced phase separation PIPS method. The high-resolution light field display system based on the polymer dispersed liquid crystal film comprises a backlight source, a display panel, a microlens array and the polymer dispersed liquid crystal film. According to the invention, parallel light emitted by the backlight source reaches the display panel and then illuminates the element image array on the display panel, and the parallel light is further converged through the microlens array and finally enters the polymer liquid crystal film, so that reconstruction display of three-dimensional image points is realized.

The present invention proposes an optically variable glass and an optically variable suspension display device, wherein the optically variable glass can change the refractive index of the electrochromic film by adjusting the voltage of the electrochromic film, thereby changing the optically variable glass The transmittance can be applied in a wide range of scenarios. Furthermore, the optically variable glass can be applied to the floating display device, and the transmittance of the optically variable glass can be adjusted by adjusting the voltage of the electrochromic film, so that the process of gradually floating the display body can be realized dynamically.

The invention discloses an intelligent heat-insulation and theft-prevention integrated window which comprises an inner window assembly and an outer window assembly. The outer window assembly comprisesan outer window frame, a winder, a roller shutter, an outer window motor, a screw rod and a screw rod ball sleeve. The inner window assembly comprises an inner window frame, glass louver plates and an inner window motor, the glass louver plates are sequentially arranged from top to bottom, and the two ends of the glass louver plates are pivotally mounted on the inner window frame. The inner window motor drives the glass louver plates to rotate, dimming films are compounded on the inner side surface of the glass louver plates, and an indium tin oxide clad layer, a vanadium dioxide clad layer and a silicon dioxide clad layer are sequentially plated and attached outwards on the outer side surfaces of the glass louver plates. The intelligent heat-insulation and theft-prevention integrated window has the functions of heat insulation, sun shading, theft prevention and the like and simultaneously has the function of intelligent dimming illumination, the transmission state and the reflectionstate can be automatically switched, the intelligence degree is high, the adjustability is good, the transmittance of an infrared part of sunlight can be adjusted according to the change of the external temperature, the role of energy conservation and temperature adjustment is played, and the use effect is good.

The invention provides a permeability increasing device for incident electromagnetic waves and a method for adjusting the permeability through the same. The permeability increasing device comprises asubstrate medium and a metal grating which is used for changing the magnitude of the reflection and projection coefficients and the phase of the incident interface of the electromagnetic waves. The metal grating comprises a plurality of pieces of mutually-parallel strip-shaped metal, and the multiple pieces of strip-shaped metal are sequentially arranged at equal distances in the width direction of the substrate medium. The metal grating is arranged on one side of the substrate medium, and the electromagnetic waves are incident from the side where the metal grating is located and sequentiallypermeate through the metal grating and the substrate medium. According to the permeability increasing device, reflection can be remarkably reduced within the large width range of the substrate medium,and the transmissivity of the electromagnetic waves is increased; and meanwhile, the permeability of the electromagnetic waves can be adjusted by adjusting the width and the period of the metal grating. During specific using, only the target permeability needs to be set, then the appropriate width and period of the metal grating are found, and thus great convenience is brought to practical application.

The invention provides a display device, an array substrate and a pixel unit. The pixel unit comprises a plurality of subpixels, wherein each sub-pixels comprises a first child subpixel and a second child subpixel; the first child subpixel comprises a first pixel electrode and a first thin-film transistor; the first pixel electrode is provided with a plurality of slits with a first width and a plurality of first sub-electrodes partitioned by the slits; a control end of the first thin-film transistor is connected to a first gate line, a first end is connected to a first data line and a second end is connected to the first pixel electrode; the second child subpixel comprises a second pixel electrode and a second thin-film transistor; the second pixel electrode comprises a plurality of slits with a second width and a plurality of second sub-electrodes partitioned by the slits, and the second width is not equal to the first width; and the control end of the second thin-film transistor is connected to a second gate line, the first end is connected to a second data line and the second end is connected to the second pixel electrode.

The invention provides a modulated dispersion dyeing microscopic object lens. The object lens comprises a lens housing, a dispersion dyeing modulator group installed on the top end in the lens housing and an optical lens group installed on the bottom end in the lens housing. The dispersion dyeing modulator group comprises a dispersion dyeing polarizer, a dispersion dyeing polarization analyzer and an adjustor. The dispersion dyeing polarizer and the dispersion dyeing polarization analyzer are up-down parallelly installed in the adjustor. The dispersion dyeing polarization analyzer is installed right above the dispersion dyeing polarizer. According to the invention, by introducing the polarized light modulation technology, through light intensity change of linear polarized light under different polarization states, the transmissivity of central light beams is modulated, thus, change of the dispersion dyeing intensity is achieved and qualitative micro-examination of micro feature difference characteristics of an object is achieved.

The present invention discloses a technique for generating a pseudo modification state pattern wherein a printing dot is reliably present in a BD spot with a stable total area ratio, and the transmissivity can be adjusted. A distribution pattern for printing is generated by processors (102a, 102b, 102c). The processor (102a) uses a computer (100) to draw a predetermined number of dot images in an area having a preset size assumed on a disk. The processor (102b) searches an area where no dot images are distributed. The processor (102c) adds and draws the dot images in the detected area where no dot images are distributed. This distribution pattern (200) is used for forming a printing master of a printing machine (140), and a pseudo fingerprint pattern (20a), which is a type of the pseudo modification state pattern, is printed on the surface area (11) of a disk (10), thereby forming the disk (10) for testing.

The invention provides a dimming film, a backlight module, a display panel and a display device. The dimming film comprises a first surface, a second surface and a packaging cavity arranged between the first surface and the second surface, and a plurality of reflective particles are borne in the packaging cavity; the second surface is configured to apply voltage to the packaging cavity, so that the reflective particles in the packaging cavity move relatively, and the packaging cavity can adjust the light transmittance of the light in the packaging cavity according to the movement of the reflective particles. According to the application, the voltage is applied to the packaging cavity through the second surface of the dimming film, so that the reflective particles in the packaging cavity can adjust the distance between the reflective particles according to different voltage differences, the distance between the reflective particles is small when the voltage is large, and light is difficult to pass through; when the voltage is small, the distance between the reflective particles is large, and light rays can pass through easily. Therefore, the transmittance of the light passing through the packaging cavity can be adjusted, and possibility is provided for realizing local dimming with a low-cost scheme.