34results about How to "Avoid glare" patented technology

The invention relates to the field of camera technology, in particular to an illumination processing method and apparatus. A liquid crystal panel with adjustable light transmittance is arranged between a photosensitive sensor and a lens, the light entering from the lens arrives at the photosensitive sensor after penetrating through the liquid crystal panel. The method comprises the following steps: determining a high light area of a first image collected from the photosensitive sensor; and reducing the light transmittance of the pixel points in an adjustment area corresponding to the high light area on the light transmittance. By adoption of the illumination processing method and apparatus provided by the embodiment of the invention, the occurrence of the strong light dispersion phenomenoncan be avoided as much as possible, and the loss of effective information of the image can be avoided as a result.

A light-emitting diode shelf includes a light guide panel, a reflector covering a first side of the light guide panel, a first diffuser covering a second side of the light guide panel, a second diffuser covering the reflector, a light-emitting diode strip at an edge of the light guide panel, and a base encompassing the light-emitting diode strip and attached to the light guide panel.

The invention relates to a photovoltaic, photo-thermal and lighting energy utilization device. The device comprises a transparent light concentration prism cover plate, anti-reflective films, photovoltaic cells, side plates, a bottom plate, a ventilation pipe and a fan. The surface of one side of the transparent light concentration prism cover plate is a plane, and solid light concentration prisms in parallel are evenly distributed on the surface of the other side of the transparent light concentration prism cover plate. The two side faces of each solid light concentration prism are symmetrical parabolic faces. The photovoltaic cells are pasted at the bottoms of the solid light concentration prisms. The anti-reflective films are located between the solar photovoltaic cells and the lower bottom surfaces of the solid light concentration prisms. The bottom plate and the side plates are transparent, and small holes are evenly machined in the bottom plate. The side face of the transparent light concentration prism cover plate and the side plates are connected to form a closed-loop enclosed space. One face, provided with the solid light concentration prisms, of the transparent light concentration cover plate is located in the enclosed space. The enclosed space is sealed by the bottom plate, the side plates are connected to the ventilation pipe to be communicated with the enclosed space, and the exhaust fan is connected to the ventilation pipe. The photovoltaic, photo-thermal and lighting energy utilization device is simple in overall structure, achieves a concentrating photovoltaic, photo-thermal and lighting combination and increases the comprehensive utilization rate of energy.

A method for preventing glare caused by a head lamp of an opposite side vehicle is provided. The method includes detecting a position of the head lamp from an image photographed in a front direction of a vehicle, when a light is detected in front of the vehicle. The detected position of the head lamp is then matched on a head-up display image and a filtering image is generated to block the light of the head lamp using the head-up display image. The filtering image is finally output on a vehicle windshield.

The invention discloses a semi reflective and semi transparent glass. The reflectivity of the glass is 20-50%. The glass comprises a glass substrate, a first low refractivity layer, a first high refractivity layer, a second low refractivity layer, a second high refractivity layer and a third low refractivity layer which are piled up layer by layer, wherein the first, second and third low refractivity layers are made of SiO2 or MgF2 and the first and second high refractivity layers are made of Nb2O5, TiO2 or ZrO2. By virtue of a film layer structure of suitable thickness combining layers of high and low refractivity, the semi reflective and semi transparent glass has semi reflective and semi transparent performances and the optic visual effect of semi reflective and semi transparent is realized during use; meanwhile, the semi reflective and semi transparent glass has advantages in durability and wear resistance compared to a semi reflective and semi transparent auto foil. The invention further discloses a preparation method of the semi reflective and semi transparent glass.

The present invention relates to a light guiding film including a film base and at least one microstructure. The microstructure is disposed on a side of the film base, and comprises a first surface and a second surface. A first inclination angle is between the first surface and a reference plane, the reference plane is perpendicular with the film base, and a second inclination angle is between the second surface and the reference plane. The total energy of the output light beams with the output angles from 85 to 120 degrees is more than 40% of the total energy of the output light beams with the output angles from 0 to 180 degrees. Therefore, the light guiding film can guide the incident light beams into a room near horizontally and avoid glare.

The device includes mechanism for adjusting aperture, mechanism for adjusting focal length, composite light source of transmission and direct projection, high-resolution wide angle CCD camera. Mechanism for adjusting aperture is assorted with mechanism for adjusting focal length in odder to fit images of different sizes and fields in quantitative observation and analysis. Cold light sources in upper and lower provide culture dish even transmitted light and direct projection light. Through wide-angle camera, CCD collects images, and transfers the images to computer for automatic statistics and analysis.

The invention discloses semi-reflecting and semi-transmitting glass with the advantages of high hardness, acid and alkali corrosion resistance, alkali liquor ultrasound resistance, scratch resistance and high post-procedure machinability. The reflectivity of the semi-reflecting and semi-transmitting glass refers to any reflectivity in a range from 18 percent to 75 percent. The semi-reflecting and semi-transmitting glass comprises a glass substrate, a first low-refractive index layer, a first high-refractive index layer, a second low-refractive index layer, a second high-refractive index layer, a third low-refractive index layer, a third high-refractive index layer and a fourth high-hardness refractive index layer which are sequentially laminated with one another, wherein the first low-refractive index layer is made of SiO2; the first high-refractive index layer is made of Nb2O5; the second low-refractive index layer is made of SiO2; the second high-refractive index layer is made of Nb2O5; and the third low-refractive index layer is made of SiO2. The hardness of the semi-reflecting and semi-transmitting glass can be 7H, and the semi-reflecting and semi-transmitting glass has the advantages of acid and alkali corrosion resistance, alkali liquor ultrasound resistance, scratch resistance and high post-procedure machinability. The invention also discloses a method for preparing the semi-reflecting and semi-transmitting glass.

The invention discloses an energy-saving efficient down lamp capable of improving the ornamental degree, and relates to the technical field of energy-saving lamps. The energy-saving efficient down lamp capable of improving the ornamental degree comprises a lamp holder, the bottom of the lamp holder is in threaded connection with a lamp body; an LED lamp wick is fixedly installed on the upper halfportion of an inner cavity of the lamp body, the input end of the LED lamp wick penetrates through the top of the lamp holder, a limiting ring is fixedly connected to the bottom of the inner wall of the lamp body, the LED lamp wick longitudinally penetrates through the inner ring of the limiting ring, an air supply mechanism is fixedly installed on the limiting ring, and a glass cover is fixedly connected to the bottom of the lamp body. The invention discloses an energy-saving efficient down lamp capable of improving the ornamental degree. The LED lamp wick can emit light when being electrified; when the light rays are discharged after being processed by the visual change mechanism, the light rays are refracted by the water body, and the structure in the visual change mechanism is specially designed, so that the light rays with different colors are mapped while multiple reflections are further formed in the water body, and the functions of changing the indoor atmosphere and improving the ornamental effect are achieved.

The invention discloses an angle-adjustable lens and an automobile data recorder. The angle-adjustable lens comprises a circular front lens and a back lens and further comprises a casing and a lens accommodation chamber arranged in the casing, wherein an angle of the front lens or the back lens in the lens accommodation chamber can be adjusted, and a transparent liquid medium is filled between the front lens and the back lens. Through the multi-functional angle-adjustable lens, visual lines can be changed through adjusting an included angle between the front lens and the back lens, and angle images which can not be captured in the prior art can be captured by an image sensor. The automobile data recorder is advantaged in that mounting a device capable of automatically adjusting an angle of the automobile data recorder is not required, and the lens angle can be automatically adjusted through the lens on the automobile data recorder.

The invention discloses a lens component of a camera, the camera and electronic equipment. The lens component of the camera comprises a lens bracket, multiple optics and spacers, wherein a mounting cavity is formed on the lens bracket, multiple optics are stacked and arranged in the mounting cavity; the surface of the optic comprises a working surface and a non-working surface, the non-working surface is a rough surface; the spacers and the multiple optics are stacked, and the spacers are arranged in the mounting cavity. According to the lens component of the camera disclosed by the invention,the non-working surface of the optics is constructed as the rough surface, thereby improving the roughness of the non-working surface of the optics and not influencing the action effect of the optic,the reflection of the light irradiated to the non-working surface of the optic can be converted into slow reflection, the light reflected through the rough non-working surface can be reflected to thesurrounding, thereby avoiding the situation that the glare is formed through reflection concentration to influence the imaging.

The invention discloses an automobile indoor lamp illumination self-adaption system and a control method, and particularly relates to the field of automobile control, the automobile indoor lamp illumination self-adaption system comprises a main controller, a vehicle-mounted control terminal, an outside light sensor, a GIS data platform, an indoor lamp and an automobile headlamp, and a data acquisition module and a data analysis module are arranged in the main controller; the output end of the vehicle-mounted control terminal is electrically connected with the power supply ends of the indoor lamp and the headlight, the vehicle-mounted control terminal is used for controlling a vehicle driving system and the power supplies of the indoor lamp and the headlight, and the input end of the data acquisition module is electrically connected with the output ends of the vehicle-mounted control terminal, the outside-vehicle light sensor and the GIS data platform. According to the scheme, the light sensor outside the vehicle adopts the light change outside the driving environment of the whole vehicle, for example, after coming out of a tunnel, the light intensity outside the vehicle is obviously changed, the dazzling phenomenon caused by the environment light change is relieved by controlling the state of an indoor lamp of the vehicle, the control logic is changed on the basis of the existing parts, and the cost is not additionally increased.

The invention discloses a route planning method for enabling robots to return to baskets. The method comprises the following steps of: judging wherein an ultrasonic signal is a one-path signal or a two-path signal, and if the ultrasonic signal is a one-path signal, adjusting the direction or / and position of a robot until two paths of ultrasonic signals are received; judging whether the time of thetwo paths of ultrasonic signals for reaching an ultrasonic reception sensor is the same or not, and if the judging result is negative, regulating the direction or / and position of the robot until thetime of the two paths of ultrasonic signals for reaching the ultrasonic reception sensor is the same; and controlling the robot to go straight until the robot returns to a basket. The invention furthermore discloses a route planning device for enabling robots to return to baskets, electronic equipment and a storage medium. Through coordination of an ultrasonic transmission sensor and the ultrasonic reception sensor, the positioning of robots is realized, and the robots are enabled to go straight to return to the baskets, so that the interference of outdoor strong light is avoided and the recovery success probability of the robots is improved.

The invention relates to the technical field of Internet of Things, and discloses an Internet of Things code scanning device capable of resisting light interference, which comprises a shell; a sliding block is slidably connected to the inner wall of the shell, a driving wheel is fixedly connected to the front surface of the sliding block, a reset rope is fixedly connected to the top of the sliding block, a shading plate is slidably connected to the interior of a sliding box, a reset spring is fixedly connected to the top of the shading plate, a driving wheel is fixedly connected to the interior of the driving wheel, and sliding teeth are slidably connected to the interior of the driving wheel. According to the Internet of Things code scanning device capable of resisting light interference, the resistance value of the photoresistor is reduced, the photoresistor increases the magnetic force of the suction block, the suction block drives the magnetic block to descend, the magnetic block drives the piston rod to descend, the piston rod descends to ventilate the air pipe, the air pipe ventilates the air hole, the air pressure pushes the piston block to descend, the piston block drives the shading plate to descend, and through cooperative use of a shading plate and a sliding box, the effect of preventing strong light interference is achieved.

The invention provides a gravity switch head lamp which comprises a lamp body and a lamp cap. The lamp body comprises a power source and a switch device. The switch device in the lamp body comprises a main switch and a gravity switch. The gravity switch is a pipe type side inclining mercury switch internally containing a mercury ball. A straight pipe internally containing the mercury ball is adopted generally. An annular pipe can be also adopted for the complex gravity switch. A mercury column is contained in the annular pipe. Contact plates and contact head sets are arranged at the inner side and the outer side of one end of the annular pipe respectively. Metal contacts in the contact head sets are connected with resistance units in a resistance set correspondingly. In the using process, a user can turn on or off the lamp and adjust brightness easily at will, only when an angler lowers the head to carry out operation, can the lamp be turned on, the lamp can be turned off when the angler looks at noctilucence buoy horizontally, and the situation that because the lamplight is bright constantly, mosquitoes are attracted to bite the angler can be effectively avoided.

The invention provides a stripe identification and information detecting algorithm used for visible light imaging positioning. The algorithm is applied to an LED transmitter in which FSOOK modulation is utilized. Furthermore an LED lamp is provided with a visible light communication system which is composed of a lampshade and a receiver based on a CMOS image sensor. A layer of antireflecting material is placed in front of the CMOS sensor of the receiver for generating a clear bright-and-dark fringe picture. An effective fringe area is obtained from the obtained bright-and-dark fringe picture. The obtained fringe area is converted to a gray-scale image. Autocorrelation and differential processing are successively performed on the gray-scale image for obtaining an estimated line value of the gray-scale image. The estimated line value is utilized for calculating an estimated FSOOK signal frequency. The stripe identification and information detecting algorithm has advantages of improving resolution of the bright-and-dark fringe generated by the visible light signal through FSOOK modulation, preventing a high-brightness interference problem in the bright-and-dark fringe picture, realizing relatively high information detecting performance, prolonging distance in correctly demodulating the visible light signal, and furthermore supporting wider frequency modulation range.

The invention discloses semi-reflecting and semi-transmitting glass with the advantages of high hardness, acid and alkali corrosion resistance, alkali liquor ultrasound resistance, scratch resistance and high post-procedure machinability. The reflectivity of the semi-reflecting and semi-transmitting glass refers to any reflectivity in a range from 18 percent to 75 percent. The semi-reflecting and semi-transmitting glass comprises a glass substrate, a first low-refractive index layer, a first high-refractive index layer, a second low-refractive index layer, a second high-refractive index layer, a third low-refractive index layer, a third high-refractive index layer and a fourth high-hardness refractive index layer which are sequentially laminated with one another, wherein the first low-refractive index layer is made of SiO2; the first high-refractive index layer is made of Nb2O5; the second low-refractive index layer is made of SiO2; the second high-refractive index layer is made of Nb2O5; and the third low-refractive index layer is made of SiO2. The hardness of the semi-reflecting and semi-transmitting glass can be 7H, and the semi-reflecting and semi-transmitting glass has the advantages of acid and alkali corrosion resistance, alkali liquor ultrasound resistance, scratch resistance and high post-procedure machinability. The invention also discloses a method for preparing the semi-reflecting and semi-transmitting glass.

The invention relates to the technical field of display screens, in particular to a display screen with an AG anti-dazzle effect and a using method thereof.The display screen comprises a shell, a heat dissipation device, a supporting device and a storage device, a display body is fixedly connected into the shell, an AG anti-dazzle glass plate is fixedly connected to the front of the display body, a fixing shell is fixedly connected to the rear of the shell, and the AG anti-dazzle glass plate is fixedly connected to the back of the fixing shell. The heat dissipation device comprises a shell, a fixing frame, a dustproof plate, an electric fan, an air inlet shell, a connecting shell, a heat conduction pipe, a connecting pipe and heat conduction fins, a control main body is arranged in the fixing shell, the right front of the control main body is fixedly connected with the shell, a heat dissipation device is fixedly connected in the fixing shell, and storage devices are fixedly connected to the two sides of the rear portion of the shell. The heat generated by the control main body can be conveniently conducted out, the heat generated by the display main body and the control main body is reduced, the aging speed of the display main body and the control device is reduced, and the display screen is more stable in use.

The invention discloses a semi reflective and semi transparent glass. The reflectivity of the glass is 20-50%. The glass comprises a glass substrate, a first low refractivity layer, a first high refractivity layer, a second low refractivity layer, a second high refractivity layer and a third low refractivity layer which are piled up layer by layer, wherein the first, second and third low refractivity layers are made of SiO2 or MgF2 and the first and second high refractivity layers are made of Nb2O5, TiO2 or ZrO2. By virtue of a film layer structure of suitable thickness combining layers of high and low refractivity, the semi reflective and semi transparent glass has semi reflective and semi transparent performances and the optic visual effect of semi reflective and semi transparent is realized during use; meanwhile, the semi reflective and semi transparent glass has advantages in durability and wear resistance compared to a semi reflective and semi transparent auto foil. The invention further discloses a preparation method of the semi reflective and semi transparent glass.

The invention provides a multi-stage pressurized friction welding control and quality evaluation method based on flash vision, including workpiece installation and position adjustment, starting the friction welding process, welding flash detection, welding process control and post-weld quality evaluation; the method It adopts welding machine base platform (10), welding machine rotating end (20), welding machine moving end (30), oil pressure station (40), camera bracket (50), computer control system (60) and welding machine control system (70) multi-stage pressure friction welding device for welding. This method does not need to destroy the welded joints, and can evaluate and control the quality of the welded joints in the friction welding process in a timely, efficient and accurate manner, thereby reducing welding inspection time, improving welding efficiency, ensuring production pass rate and reducing production costs. .

The invention discloses an enhanced three-effect integrated display screen module. The module comprises a display screen and a glass layer, wherein an antireflection layer with sunlight reading property is arranged on the front side of the glass layer; at least one set of shielding layer and a heating layer are arranged on the rear side of the glass layer; the heating layer is glued to or separated from the rear side of the glass layer; the shielding layer set comprises a plastic film and a first transparent conductive wire mesh which is loaded on the plastic film and has an electromagnetic shielding function; the heating layer comprises a second transparent conductive wire mesh with the electromagnetic shielding function; the second transparent conductive wire mesh is connected with a power supply and has an electric conductive heating property; the heating layer or the shielding layer set furthest away from the rear side of the glass layer is glued with the display screen through the glue. The enhanced three-effect integrated display screen module has the electromagnetic shielding property and the sunlight reading property and has cold resistance, so that the normal work of the display screen module can be guaranteed.

The invention discloses a three-dimensional visual reconstruction method for a cambered surface reflective workpiece, which is realized based on a 3D camera, and comprises the following steps: setting the exposure time of the 3D camera, projecting light bars to the surface of the workpiece, the light bars being strip-shaped light bars distributed at equal intervals, and collecting original images of the light bars projected on the surface of the workpiece under a low exposure condition; the method comprises the following steps: performing enhancement processing on an original image, obtaining an enhanced image, obtaining an absolute phase diagram of the enhanced image, obtaining a phase gradient diagram of the absolute phase diagram, traversing a pixel value of each point in the phase gradient diagram, if the pixel value of a certain point exceeds a preset value, reducing the pixel value of the point, obtaining a new phase gradient diagram, and according to the new phase gradient diagram, obtaining a new phase gradient diagram; calculating to obtain a new absolute phase diagram, updating the brightness value of each point of the light bar, re-projecting the updated light bar to the surface of the to-be-detected workpiece, performing three-dimensional point cloud reconstruction on the to-be-detected workpiece by using an image decoding and triangulation method, and stopping iteration if the point cloud reconstruction rate is greater than a set threshold value.

A front panel for on-board liquid crystal displays has a high hardness resin composition (B) on at least one side of a layer containing a resin (A) having a polycarbonate resin (a1). The front panel satisfies the following conditions (i) to (iv): (i) the thickness of the layer containing a high hardness resin composition (B) is 10 to 250 μm, and the total thickness of the layer containing a resin (A) comprising a polycarbonate resin (a1) and the layer containing a high hardness resin composition (B) is 100 to 3,000 μm; (ii) the high hardness resin composition (B) consists of any one of specific resin compositions (B1) to (B3); (iii) the retardation of the front panel is 3,000 nm or more; and (iv) the standard deviation of the second derivative of the irregular shape of the hard coat layer having irregularities is 0.1 or more.

The invention provides a substrate alignment method. The substrate alignment method comprises pre-arranging a reflective interference recognition area on a first alignment mark on a photomask; movinga substrate in order that a second alignment mark on the substrate is below the first alignment mark and is located outside the reflective interference recognition area; enabling an image sensor to focus on the first alignment mark for recognition, wherein in the recognition process, the reflective interference of the second alignment mark can be avoided so as to accurately obtain the position ofthe first alignment mark. The method is not required to modify the structure of an alignment device, is just required to change the alignment logic of the alignment device to prevent the reflective interference of the second alignment mark on the substrate from affecting the accuracy of the alignment, and improves the accuracy and success rate of recognizing the first alignment mark on the photomask.

The invention provides a multi-stage pressurizing friction welding control and quality evaluation method based on flash vision. The multi-stage pressurizing friction welding control and quality evaluation method comprises the steps of workpiece installation and position adjustment, friction welding process starting, welding flash detection, welding process control and post-welding quality evaluation. According to the method, a multi-stage pressurizing friction welding device comprising a welding machine base platform (10), a welding machine rotating end (20), a welding machine moving end (30), an oil pressure station (40), a camera support (50), a computer control system (60) and a welding machine control system (70) is adopted for welding. According to the method, a welding joint does not need to be damaged, the quality of the welding joint in the friction welding process can be evaluated timely, efficiently and accurately, and process control can be carried out, so that the welding detection time is shortened, the welding efficiency is improved, the production qualification rate is guaranteed, and the production cost is reduced.

The present invention can provide a vehicle headlight in which an optical unit is appropriately arranged. A pair of left and right vehicle headlights (1R, 1L) having a bilaterally symmetrical arrangement of optical units therein. A variable-light-distribution optical unit (ADB) is arranged inside the vehicle headlight (1R) on the passenger side and makes the high beam light distribution mode variable in accordance with the surroundings and travel state of the vehicle. A graphic drawing optical unit (RM) capable of forming a desired graphic on the road surface ahead of the vehicle, by using emitted light, is arranged at a position inside the vehicle front light (1L) on the driver side, said position corresponding to the arrangement position of the variable-light-distribution optical unit. As a result, distortion in graphics drawn on the road surface is suppressed and the impact of pitching can be reduced.

The invention discloses a defect detection imaging system of a railway overhead contact system supporting mechanism, and belongs to the technical field of track safety detection. The defect detectionimaging system adopts a photoelectric proximity switch to perceive a supporting column or a cantilever of the supporting mechanism so as to generate an imaging control signal for triggering imaging; four area array cameras are arranged at the top of a carriage to conduct high-definition imaging on the front, rear, left and right side faces of the supporting mechanism; then a linear array camera isadopted to conduct linear array scanning imaging on a bottom area of the supporting mechanism; and five angle images of the supporting mechanism can be obtained simultaneously, and more abundant image data can be provided for defect detection of the supporting mechanism.