42results about How to "Clear visual effect" patented technology

The invention discloses an image / video demisting method based on the combination of a dark primary color and atmospheric scattered light. The method comprises the following specific steps of: 1, inputting an original misty image I into an image processing system of a computer, and acquiring a dark primary color image Idark of the original misty image I; 2, according to the obtained dark primary color image Idark, evaluating the atmospheric light values A, i.e. airR, airG and airB of red, green and blue (RGB) channels of the original image; 3, evaluating the atmospheric scattered light value V (x,y) of the original misty image I; and 4, evaluating a demisted restored image J according to images of the RGB channels of the original misty image I, the atmospheric light values A and the atmospheric scattered light value V to obtain a demisted restored image J finally. According to the image / video demisting method based on the combination of the dark primary color and atmospheric scattered light, a clear demisted image is obtained by calculating the dark primary color image of the original image and restoring the original image with the atmospheric light values and the atmospheric scattered light value.

The invention provides an infrared and visible light image fusion method combining image saliency and non-downsampled contour wave transform. Firstly, the contrast of visible light image is calculated. If the contrast of visible light image is low, the adaptive histogram equalization with limited contrast is carried out. The improved Frequency Tuned (FT) algorithm is used to extract the saliency region of infrared image, and then the background of the saliency image is suppressed. Then, non-down-sampled contour transform (NSCT) is performed on the infrared image and the processed visible imageto obtain low-frequency and high-frequency information, respectively. In the part of low frequency information, the saliency map is used for fusion, and in the part of high frequency information, thefusion rule of taking the large absolute value is used for fusion. At last, the fusion image is obtained by inverse NSCT with the low frequency coefficient and high frequency coefficient. The invention makes the fused image more abundant in detail information, more prominent in the target area, better in the visual effect of the fused image, and more suitable for human eye observation and computer processing.

The present invention discloses kind of spectacles and its making method, ad is aimed at providing a kind of driver's protective spectacles capable of resisting blue light and its making method. Said lens is characterized by that it is formed from two portions of substrate containing UV light attractant and deposited film layer, and said substrate is made up by using organic high-molecular polymer containing short-wave visible light absorbent, and is divided into three portions of gray area for resisting strong light, bluish green main visual area and yellow or yellowish green ant-reflective area from top to bottom, and the deposited film layer is formed from at least one layer of film with low refractivity and at least one layer of film with high refractivity which are alternatively overlapped. Its making method includes the steps of tray dyeing, washing, drying, solidifying and vacuum evaporation, etc.

The invention discloses a special antiglare optical lens for a driver and a production method of the special antiglare optical lens. A multilayer film coats each of the outer surface and the inner surface of a substrate of the lens, and more than one layer of antiglare film coats each of the outer surface and the inner surface of the antiglare optical lens, so that the antiglare effect of the lens is strengthened. According to the production method, the outer surface and the inner surface of the substrate are respectively evaporated with the film to form the antiglare optical lens, and the production method comprises the following steps: (1) cleaning the substrate; (2) drying the cleaned substrate; (3) cleaning the substrate again in a vacuum chamber of an electron beam evaporation machine before coating; and (4) coating the substrate: the coating of the substrate comprises the coating of the film on the outer surface of the substrate and the coating of the film on the inner surface of the substrate. The special antiglare optical lens for the driver produced by the invention has the effect of preventing harm of harmful glare and ultraviolet ray to a human body, so that the driving of the driver is safe. The special antiglare optical lens for the driver also has the functions of oil contamination prevention and autonomous optical regulation and control simultaneously.

The invention provides an adaptive image sharpening method for gradient correlation detection and a storage medium. According to the method, brightness of image pixels is subjected to similarity detection, different regions of the image are subjected to filtration processing at different degrees, a textureless region on the image is effectively protected, and noise effects are suppressed. In addition, according to the method, a sharpening coefficient of each pixel is calculated according to gradient correlation of the image and an original gradient image, and the pixel part needing to be sharpened on the image subjected to filtration processing at different degrees is sharpened, so that detail texture characteristics of the image are effectively protected, the visual effect of the image isclear according to adaptive image sharpening according to different brightness scenes, middle transition is natural, and the sensory experience of the user is effectively improved.

The invention discloses an improved dark channel prior image defogging algorithm based on fast steerable filtering, and belongs to the technical field of image defogging algorithms. The invention aimsat solving problems that the global atmosphere light intensity evaluation in a conventional dark channel single-image defogging algorithm is liable to be disturbed by a white object, the color of a sky region is distorted and the calculation is complex when a software image cutting method is used for optimizing transmissivity. According to the invention, the algorithm provided by the invention employs an improved quadtree search algorithm and the improved fast steerable filtering for refining the transmissivity, effectively improves the defogging effect, is bright in color of a recovered image, is clear and natural in visual effect, and improves the processing time to a certain degree.

The invention discloses an image reconstruction method based on heredity sparse optimization and a Bayes estimation model. The method mainly solves the problems that in the partitioning and reconstruction process of a compressed sensing image through the existing method, a boundary is fuzzy and a blocking effect is obvious. According to the method, image blocks are classified into smooth image blocks and non-smooth image blocks, and modeling and reconstruction are respectively carried out on the smooth image blocks and the non-smooth image blocks; according to the statistical property of the smooth image blocks, rapid reconstruction is carried out on the direct current components and the variable components of the smooth image blocks by directly using pseudo-inverse solutions; for the non-smooth image blocks, optimal reconstruction is carried out on the non-smooth image blocks by selecting a set of atoms from a PCA dictionary through a genetic algorithm. Experimental results show that compared with images reconstructed through a traditional orthogonal matching pursuit method (OMP) and a traditional statistical compression sensing method (SCS), the images reconstructed through the method has better boundary consistency and area consistency, detail information is clearer, the blocking effect is reduced remarkably, and the image reconstruction method based on heredity sparse optimization and the Bayes estimation model can be applied to reconstruction of images acquired under a low sampling rate.

The invention discloses an automobile backsight device and a display thereof, which is used for realizing high-brightness displaying effect. As to the physical hierarchical structure, the display sequentially comprises a first polarizing plate, a glass liquid crystal unit, a second polarizing plate, a brightness enhancement film, at least a diffusion film, a backlight plate and a heat dissipation plate which are constrained on a framework. The hierarchy distribution of the display leads the brightness to be ranging from 3000cd / m<2> to 8000cd / m<2>; therefore, when being combined with an anti-glare mirror with luminousness being 12-20%, the display can ensure the vision of a driver so that the driver can not only see information displayed on the display, but also see objects behind the automobile reflected by the anti-glare mirror.

The invention discloses a high-resolution SAR (Synthetic Aperture Radar) image classification method based on intensity ratio and spatial structure feature extraction. The method comprises the following steps: performing mirror reflection on a classified SAR image around a boundary to perform boundary expansion; Carrying out block extraction on the extended SAR image; Calculating spatial structurecharacteristics of the block; Performing boundary expansion on the original SAR image again to extract blocks; Calculating an intensity ratio characteristic coefficient of the block; Carrying out vector superposition on the intensity ratio characteristics and the spatial structure information characteristics; Selecting a part of sample points and putting the sample points into an SVM classifier to train a model; And putting the whole image into the model to obtain a final prediction label image as a final classification result image. The method has the advantages that classification is finer,boundaries are more obvious, and region extraction features are easier to be classified, and can be used for SAR image classification and target recognition.

The invention discloses a manual hydraulic adjustment view field and vision zoom helmet, and the helmet comprises a helmet body. The helmet body is provided with a lens frame and a lens. The lens is provided with a first lens module and a second lens module. The first lens module is provided with a vision adjustment device which is used by different users for setting different vision ranges according to their visions. The second lens module is provided with a view field adjustment device which is used by the users for setting different view fields in different environments. The vision adjustment device and the view field adjustment device each employ a manual hydraulic adjustment structure, and the manual hydraulic adjustment structures are connected with the lens frame and / or the helmet body, and are also connected with the lens. The lens is provided with an accommodation cavity, and the accommodation cavity is connected with the manual hydraulic adjustment structures. The helmet is simple in structure, is convenient to operate, and is very suitable for the public because of the adjustable vision and view field.

The invention provides a novel production technology of anti-counterfeiting safety line boards. The production technology comprises procedures including production of a coating roller, coating, production of a mold-pressing plate, mold pressing, aluminizing, composition, stripping and transferring, varnishing, edge division, slitting and the like. Anti-counterfeiting safety line ivory boards, anti-counterfeiting safety line laser paperboards and the like can be produced with the production technology. According to the production technology, a plastic base film is coated with a layer of thermoplastic material, the coating amount is adjusted by adjusting the ink cell depth of a coating roll, and phenomena of incomplete information or plate sticking during mold pressing are avoided. A transfer film with paper money line information is composited with an ivory board after aluminizing, then the base film is stripped, then the ivory board is coated with a varnish protection layer, and the anti-counterfeiting safety line ivory board can be prepared. The anti-counterfeiting safety line ivory board is composited with the laser transfer line through an adhesive layer, a base film of the laser transfer film is stripped, the board is coated with a varnish protection layer, and an anti-counterfeiting safety line laser paperboard can be prepared. The anti-counterfeiting safety line boards contain no plastic safety lines as well as plastic materials such as surface coated or composite films, overcome the defect that anti-counterfeiting safety line boards are prone to curling, and reduce the production difficulty of embedment of safety lines into boards.

The invention discloses a pair of hydraulic flashlight dual-control glasses with a function of changing view and vision. The hydraulic flashlight dual-control glasses with the function of changing view and vision comprises a glasses body; the glasses body comprises a glasses frame, legs of the glasses and lenses of the glasses, wherein the glasses frame is connected with the legs of the glasses and the lenses of the glasses; each lens of the glasses comprises a first lens assembly and / or a second lens assembly; each first lens assembly is provided with a vision adjustment device which enablesdifferent users to set different visual acuity ranges according to the eyesight of the users, and each second lens assembly is provided with a view adjustment device which enables the user to set different view distance according to different environments; each vision adjustment device and each view adjustment device adopt a manual hydraulic adjustment structure and / or an electrohydraulic adjustment structure; the manual hydraulic adjustment structures and / or the electrohydraulic adjustment structures are connected with the glasses frame and / or the legs of the glasses, and are connected with the lenses of the glasses; each lens is internally provided with a cavity, and the cavities are connected with the manual hydraulic adjustment structures and / or the electrohydraulic adjustment structures. The hydraulic flashlight dual-control glasses with the function of changing view and vision is simple in structure and simple and convenient to operate, and can adjust the view and vision so as tobe suitable for public.

The invention discloses electric power marketing convenient sales promotion equipment, which comprises a sales promotion equipment shell, an upper over, a first object placement drawer and a second object placement drawer, and is characterized in that the bottom part of an inner cavity of the sales promotion equipment shell is provided with a storage battery and a controller, both the first object placement drawer and the second object placement drawer are inserted at the middle part of the inner cavity of the sales promotion equipment shell, the upper side of the first object placement drawer is provided with a baffle plate, the surface of the baffle plate is provided with control keys, the rear side of the control keys is connected to a display screen through a folding rod, the upper cover is inserted in the inner cavity of the sales promotion equipment shell, and the upper cover is located above the control keys. According to the electric power marketing convenient sales promotion equipment, the display screen is supported through the folding rod, so that the display screen is enabled to stretch and be folded freely, the display screen is collected into the baffle plate when the equipment is not used, and the upper cover slid to seal the sales promotion equipment shell. The equipment is clear in exhibition and gives a distinct visual effect to consumers.

The invention discloses a defogging method based on image quality evaluation optimization. The defogging method comprises the following steps: 1) obtaining a series of preliminary candidate defoggingimages by roughly valuing transmissivity; 2) calculating quality evaluation function values of a series of preliminary candidate defogged images, and selecting the candidate defogged image corresponding to the maximum value as a preliminary estimation result; 3) obtaining a series of accurate candidate defogged images according to the small-range value of the transmissivity; and 4) calculating a quality evaluation function value of each accurate candidate defogged image, and selecting the candidate defogged image corresponding to the maximum value as an optimal defogged result image. Accordingto the invention, a brand new image quality evaluation function is established; and on the basis, an optimal result is selected from the candidate defogged images as a defogged result image, so thatthe method can be applied to real-time defogged processing of the foggy unmanned aerial vehicle image, and particularly, a relatively good defogged effect can be generated for a foggy unmanned aerialvehicle forward shot image.

The invention discloses an image refreshing method of a display screen in equipment and equipment with the display screen. The equipment comprises a control unit used for receiving an image, transmitting the image to a cache and refreshing the display screen by using the image in the cache. The reception of the image by the control unit is continuous. A period of an image corresponding to an odd row in N rows of each frame of image of the control unit is T1, and a period of an image corresponding to an even row in N rows of each frame of image of the control unit is T2. The image refreshing method comprises the steps of converting an image corresponding to an odd row in N rows of the image received in a recent T1 into a first image with the same row number of the display interface of the display screen in each T2, transmitting the first to the cache, and refreshing the display screen by using the first image. According to the image refreshing method and the equipment, a fact that an image without noise pollution is used by the display screen to carry out a refreshing operation is ensured, and the method and the equipment have the advantages of simple operation and clear visual display effect of the image displayed on the display screen.

The invention discloses view-changed sight glasses with a manual regulation structure. The view-changed sight glasses comprise glasses body, wherein the glasses body comprises a glasses frame, glasseslegs and glasses lenses; the glasses frame is connected with the glasses legs and the glasses lenses; each glasses lens comprises a first glasses lens component and / or a second glasses lens component, each first glasses lens component is provided with a sight regulating device through which different users can set different sight degree ranges according to the sight, each second glasses lens component is provided with a view regulating device through which the users can set different view distances under different environment, and the sight regulating devices and the view regulating devices adopt a manual regulation structure; each manual regulation structure is connected with the glasses frame and / or glasses legs, and is connected with the glasses lenses; and each manual regulating structure comprises a regulating knob, a driving device and a tightening ring, each regulating knob is connected with the corresponding driving device, each driving device is connected with the corresponding tightening ring, and each tightening ring is connected with the corresponding glasses lens. The view-changed sight glasses disclosed by the invention are simple in structure and simple and convenient to operate, and are especially suitable for common people to use due to regulation of sight and view.

The invention discloses glasses capable of light dimming and visual field adjustment. The glasses comprise a glasses body, wherein the glasses body comprises a frame, legs and lenses; the frame is connected with the legs and the lenses; the lenses comprise a first lens assembly and / or a second lens assembly; the first lens assembly is provided with a vision adjustment device with which different users can set different vision degree ranges according to own conditions; the second lens assembly is provided with a visual field adjustment device with which the users can set distances of differentvisual fields under different environments; the vision adjustment device and / or the visual field adjustment device are / is connected with the frame and / or the legs and connected with the lenses; the vision adjustment device and / or the visual field adjustment device comprise(s) a manual adjustment device / or an electric adjustment device. The glasses are simple in structure and easy to operate; withthe adjustability in the vision and the visual field, the glasses are very suitable for public use.

The invention discloses a sheet-shaped transparent identification component, an installation method thereof and a cable with the identification component. The identification component can be used in a variety of harsh environments, such as field, vibration, humidity, salt fog and the like. The sheet-shaped transparent identification component comprises an outer layer identification protective layer and an inner layer identification positioning part. The outer layer identification protective layer is a transparent heat shrinkable sheet. The inner layer identification positioning part is a heat shrinkable sleeve, a self-lamination label, an identification plate or a heat shrinkable sheet. The outer layer transparent heat shrinkable sheet can play the role of the protective layer for protecting the inner layer identification, is transparent and beautiful, and has the advantages of convenient observation and clear visual effect. The inner layer identification positioning part can be selected according to a need. Middle identification can be arranged between the outer layer identification protective layer and the inner layer identification positioning part. According to the sheet-shaped transparent identification component, the installation efficiency is improved; batch production and installation are convenient; an identification installation process is simplified; an installation method is simple; only heating the heat shrinkable sheet is needed; and the installation cost is reduced.

The invention discloses processing equipment and a processing method of anti-dazzle glass, the processing equipment comprises a feeding chamber, a feeding buffer chamber, a cleaning process chamber, a transition chamber, an etching process chamber, a discharging buffer chamber and a discharging chamber, the cleaning process chamber is provided with a first plasma generating device, the etching process chamber is provided with a second plasma generating device and a bias device, and the discharging buffer chamber is provided with a second plasma generating device. A to-be-processed glass substrate sequentially passes through a cleaning process chamber and an etching process chamber, in the cleaning process chamber, a cleaning gas source supplies gas to a first plasma generation device for work, and plasma cleaning is carried out on the to-be-processed glass substrate; and in the etching process chamber, the etching gas source supplies gas to the second plasma generation device, and meanwhile, the bias device works to carry out plasma etching on the glass substrate, so that the anti-glare surface is formed. The anti-dazzle glass can be manufactured by utilizing the glass substrate in a high-efficiency and pollution-free manner, and the anti-dazzle surface of the manufactured anti-dazzle glass is uniform in concave-convex structure and good in resolution.

The invention discloses an optical lens capable of resisting blue light. The optical lens capable of resisting blue light comprises a base lens, wherein film systems are arranged on the external surface and the internal surface of the base lens; the film system on the external surface of the base lens sequentially comprises anti-impact reinforced film layers, uvioresistant film layers, blue light resisting film layers, optical regulating film layers and oil contamination resisting film layers from inside to outside; the plurality of blue light resisting film layers are arranged on the external surface of the base lens; the film system on the internal surface of the base lens sequentially comprises anti-impact reinforced film layers, uvioresistant film layers, blue light resisting film layers and oil contamination resisting film layers from inside to outside; the plurality of blue light resisting film layers and uvioresistant film layers are arranged on the internal surface of the base lens. The film layers are matched to finally form a white transparent film layer on the optical lens. The lens is capable of effectively filtering out more than 33% of harmful blue light and maintaining the light transmission rate at greater than 79%, making a good contribution to clarity and authenticity of the vision and effectively alleviating visual fatigue by filtering out the harmful blue light.

The invention discloses a preparation method of a scratch-resistant spectacle lens, which comprises the following steps of: pouring plastic into an injection molding feeding unit, heating and melting, feeding into an injection molding unit by the injection molding feeding unit, maintaining pressure, cooling, completing injection molding of an injection molding side product, pouring a special injection molding material and a replaceable spraying material into a spraying feeding unit, and carrying out injection molding on the injection molding side product. Heating and fusing to obtain a spraying side injection molding material; a sliding unit I slides to open an injection front mold and an injection rear mold in the injection unit, so that the injection rear mold carries an injection product, and the injection product is rotated to one side of a spraying unit through a rotating unit; and then the second sliding unit slides, the spraying front mold of the spraying unit and the injection molding rear mold of the injection molding unit are combined, and finally the product is taken out. The spectacle lens prepared by the invention has a good scratch self-repairing function.

The invention relates to a luminous bookmark lamp. An upper clamping piece and a lower clamping piece are hinged to each other to form a bookmark lamp body, a light source illumination body is movably connected with the bookmark lamp body, and is electrically connected with a light source control circuit arranged on the bookmark lamp body, and a power supply of the light source control circuit is charged through a USB charging interface formed in the bookmark lamp body. The luminous bookmark lamp can be clamped on a book, the light source illumination body directly emits light to the book as an illuminated object, redundant light does not exist in other places, the luminous bookmark lamp is only used for an individual person, and does not affect others, and demands of persons needing different light at night in communal dormitories such as dormitories of students can be met. A lamplight source and the illuminated object can move simultaneously, and do not move relatively, a user is not constrained or limited by the light source, and brightness of projection light is even. In addition, a chargeable nickel-metal hydride battery is used as the power supply, alternating current is converted into direct current, the light source is not stroboscopic, and the eye protecting effect is achieved. Meanwhile, the luminous bookmark lamp is small in size and convenient to carry.