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45results about How to "Eliminate visual fatigue" patented technology

Modularization LED street lamp with adjustable angle

The invention discloses a modularization LED street lamp with adjustable angle. The street lamp comprises a lamp body, an LED module, a reflecting bowl, a sealing ring, a diffuser, a constant current driver and a power supply, wherein a plurality of module mounting surfaces with different angles are arranged in the diffuser; the reflecting bowl and the LED module which are formed into a whole are arranged on the diffuser; and the sealing ring is embedded inside the periphery of the diffuser. The street lamp is characterized in that the lamp body forms a rotary spindle component in a mode of combining stretching and casting for adjusting an elevation angle of the lamp; and two groups of radiating fins of the lamp body are connected and fixed through rotation of the rotary spindle component, and are movably hinged with a round rod stretched by the fins through a semi-open slot stretched by a main shaft rod. Light with different light-emitting angles can be generated in a mode of adjusting a reasonable combination of angles and slants of an internal light source, so that light emitted by the light source can be more effectively utilized, while excellent radiation effect is considered, and the LED street lamp can accord with the requirement on illuminance and uniformity of the street.
Owner:NANJING HANDSON SCI & TECH CORP

Thread end blowing-straightening device of micro motor coils

Provided is a thread end blowing-straightening device of micro motor coils. The thread end blowing-straightening device comprises a clamp used for clamping the coils, and a high pressure gas conveying device. The clamp is composed of a base and a clamping mechanism. A plurality of blow holes distributed in a queue mode are arranged in the top face of the base and are communicated with a cavity arranged in the bottom face of the base. The clamping mechanism is composed of a locating support and a mobile support. The locating support is arranged at the upper ends of the blow holes, the mobile support is matched with a limiting chute in the base in a sliding mode, a plurality of locating cross bars on the mobile support are staggered with the locating support, and a device used for controlling motion of the mobile support is assembled between the mobile support and the base. A locating groove is arranged in a working platform of the high pressure gas conveying device, and ventilation holes are arranged in the bottom of the locating groove and are communicated with a solenoid valve controlling gas conveying. The thread end blowing-straightening device can clamp a plurality of the coils at a time, high pressure gas is adopted for automatically blowing the thread ends on the coils to be straight, the thread ends can not be damaged, production efficiency and a product qualified rate are improved greatly, visual fatigue of workers can be avoided, and labor intensity of the workers is reduced greatly.
Owner:广安市超颖电子科技有限公司

Large-field-angle holographic display system and method based on single spatial light modulator

PendingCN112649962AEliminate visual fatigueObtain holographic near-eye three-dimensional display effectOptical elementsBeam splitter3d image
The invention provides a large-view-field-angle holographic display system and method based on a single spatial light modulator. The large-view-field-angle holographic display system comprises a control module, a light source, a polarizing film, a first spectroscope, a spatial light modulator SLM, a first lens group, a partition shutter diaphragm, a second lens group and a second spectroscope. According to the invention, intensity information and depth information of a three-dimensional image are calculated into a common two-dimensional hologram through a holographic algorithm and are loaded onto a liquid crystal spatial light modulator; a three-dimensional image with real depth-of-field information can be projected by utilizing the phase modulation capability of the spatial light modulator, so that the visual fatigue of human eyes is eliminated; and in combination with a 4F field angle amplification system and a partition shutter diaphragm placed on the Fourier transform surface of the 4F system, the image area of the spatial light modulator is multiplexed through synchronous sequential control of the spatial light modulator and the partition shutter diaphragm, so that a holographic near-to-eye three-dimensional display effect with a large field angle is obtained.
Owner:上海趣立信息科技有限公司

Visual training method and system

The embodiment of the invention discloses a visual training system. The visual training system comprises training glasses, a display device and a central processing module, wherein the training glasses are used for being worn at the eyes of a human body; the display device is mounted in front of lenses of the training glasses and used for displaying image information for visual training; and the central processing module is in communication connection with the display device, the central processing module is used for transmitting the image information for visual training to the display devicefor display, and the central processing module controls images and contents of the display screen, the training time and the number of training times. According to the visual training system and method provided by the embodiment of the invention, visual training and intelligence development are integrated, motion vision and vision diversification cross-channel interaction are realized, eyeball movement training is carried out according to the vision triple movement principle, coordination and sensitivity among all parts of the eyes are improved, vision is improved, visual fatigue is effectively relieved, the purposes of eliminating pseudomyopia and controlling occurrence and development of true myopia are achieved, and the visual training system has important significance in reducing myopia complications and preventing blindness.
Owner:诸暨视与学教育科技有限公司

Liquid-crystal testing system and method

The invention discloses a liquid-crystal testing system and method. The liquid-crystal testing system includes a main control system, a feeding device, a positioning device, a light emitting device, aprobe testing device, a picture capturing device, a first mechanical arm, a second mechanical arm and a third mechanical arm, wherein the feeding device, the positioning device, the light emitting device, the probe testing device, the picture capturing device, the first mechanical arm, the second mechanical arm and the third mechanical arm are connected with the main control system. According tothe liquid-crystal testing system and method, a liquid-crystal box is tested automatically, the positioning device is adopted to automatically align a probe with a tested point, and a positioning judging device is arranged to judge whether or not positioning is qualified, so that positioning is more accurate and reliable, and the problem of liquid-crystal box damage caused by manual alignment anddisplacement is solved; manpower is saved, staff's visual fatigue is eliminated, the testing efficiency is greatly improved, and the problem of insufficient capacity of liquid-crystal box testing is solved; the probe testing device in the liquid-crystal testing system is detachable, therefore, corresponding probes can be replaced according to liquid-crystal boxes of different sizes, and the liquid-crystal testing system and method are very practical.
Owner:SHENZHEN TXD TECH CO LTD

Multifunctional myopic control eyeglass

The invention relates to a multifunctional myopic control eyeglass. The eyeglass which comprises a glass frame with height-adjustable nose supports, and eyeglasses is characterized in that: each eyeglass comprises an upper far luminosity zone, a middle zone and a lower close reading zone; and there is a visual channel with two degree changes, wherein one degree change is between the optical center of the upper far luminosity zone and the optical center of the middle zone just below the upper far luminosity zone, and the other degree change is between the optical center of the middle zone and the optical center of the close reading zone just below the middle zone. The eyeglasses are specially divided into three zones for the zero adjustment and the zero aggregation of reading and writing in the invention, so problems of the adjustment and the aggregation of close range reading and writing are thoroughly solved, the visual fatigue is eliminated, and myopia and degree increase are prevented, thereby present computer times of the comprehensive eye utilization are complied. The multifunctional myopic control eyeglass which allows previous neglected computer groups to be substantially facilitated allows the visual field to be clear, real and stable through the humanized zone height of each zone of the eyeglasses. The three zones which are used for cooperating with the adjustment of the eyeglass frame allow an image jumping phenomenon to be avoided. The wearing position of the eyeglass is accurate to guarantee the correct utilization of each zone, prevent the generation and the development of myopia caused by the fatigue of internal and external muscles of eyes and ciliary muscles.
Owner:付祖家

Area source with adjustable spectrum for simulating night sky spectrum

The invention discloses an area source with an adjustable spectrum for simulating a night sky spectrum. The area source with the adjustable spectrum for simulating the night sky spectrum comprises m light source chambers, m integrating spheres, n light-guide optical fibers and ground glass, the light source chambers comprise LED combined light sources, diaphragms and attenuation piece groups, wherein the LED combined light sources, the diaphragms and the attenuation piece groups are sequentially connected, and an inlet end and an outlet end composed of the n light-guide optical fibers of an area are both connected with the corresponding light source chambers through the integrating spheres. The LED combined light sources are used for simulating spectrums of starlight and moonlight; the diaphragms are used for adjusting beam diameters of light beams emitted by the LED combined light sources; the attenuation piece groups are used for performing attenuation on light emitted by the LED combined light sources; the integrating spheres are used for uniformly guiding the light of the attenuation piece groups after the attenuation into the light-guide optical fibers; the light-guide opticalfibers are used for receiving the light emitted by the integrating spheres to form a luminous surface and uniformly eject; and the ground glass is used for enabling the light sent by the light-guideoptical fibers to be ejected uniformly. The area source with the adjustable spectrum for simulating the night sky spectrum effectively improves the accuracy of spectrum fitting, a simulation environment is enabled to get closer to a real environment, the effect is good, and long-time usage of a pilot is more facilitated.
Owner:NANJING UNIV OF SCI & TECH

A Highway Tunnel Light Environment System for Improving Driver's Visual Distance

The invention discloses a road tunnel light environment system for improving the driver's visual distance. Protruding road sign lights are arranged on both sides outside the road surface marking line of the road tunnel, contour lights are arranged at half the height of the wall surface of the inspection road, and the top surface of the inspection road Set direction lights, set wall lighting fixtures on the wall of the tunnel, set wall contour marks on the arch wall above the inspection road, and set vault guidance marks on the tunnel vault; the contour lights and direction lights are composed of light source LEDs and retroreflective materials. The wall delineation mark and the vault guide mark are made of retroreflective materials and polymer plastic or aluminum. The lighting of the entrance and exit sections of the tunnel and the transition section can be controlled in real time during the day, and the wall lighting fixtures are turned off at night. The wall lighting fixtures of the basic section of the tunnel Turn on day and night. Through the reflection of the tunnel wall and vault, the contrast between the color and the brightness of the wall, vault and road surface can be used to eliminate visual fatigue and reduce the safety accident rate.
Owner:ANHUI ZHONGYI NEW MATERIAL TECH CO LTD

Automatic wire end blow-straight device of micro motor coil

The invention relates to an automatic wire end blow-straight device of a micro motor coil; a motor of a conveying device is arranged on one side of a frame; a first conveyer belt and a second conveyer belt with a slot are arranged in the frame in parallel; the motor, the first conveyer belt and the second conveyer belt are connected through a belt; a limit device is fixedly arranged on a working platform of the frame; a support of the limit device is fixedly arranged on the upper end surface of the working platform; a limit block is fixedly arranged on the support through a cross bar and is suspended; space for a clamp which is used for clamping the coil to pass through is left between the bottom of the limit block and the upper end surface of the working platform; a blowing device is arranged below the working platform; the upper end surface of the working platform is provided with a guide chute; the bottom of the guide chute is provided with a vent hole which is communicated with an electromagnetic valve; and an electromagnetic switch is arranged closely to the vent hole. According to the automatic wire end blow-straight device of the micro motor coil, the clamp which clamps the coil can be automatically conveyed to the blowing device, the wire end on the coil is automatically blown straight by high-pressure air, so that automatic production is realized, the production efficiency and product qualified rate are improved, and the labor intensity of a worker is reduced.
Owner:广安市超颖电子科技有限公司

Thread end blowing-straightening device of micro motor coils

Provided is a thread end blowing-straightening device of micro motor coils. The thread end blowing-straightening device comprises a clamp used for clamping the coils, and a high pressure gas conveying device. The clamp is composed of a base and a clamping mechanism. A plurality of blow holes distributed in a queue mode are arranged in the top face of the base and are communicated with a cavity arranged in the bottom face of the base. The clamping mechanism is composed of a locating support and a mobile support. The locating support is arranged at the upper ends of the blow holes, the mobile support is matched with a limiting chute in the base in a sliding mode, a plurality of locating cross bars on the mobile support are staggered with the locating support, and a device used for controlling motion of the mobile support is assembled between the mobile support and the base. A locating groove is arranged in a working platform of the high pressure gas conveying device, and ventilation holes are arranged in the bottom of the locating groove and are communicated with a solenoid valve controlling gas conveying. The thread end blowing-straightening device can clamp a plurality of the coils at a time, high pressure gas is adopted for automatically blowing the thread ends on the coils to be straight, the thread ends can not be damaged, production efficiency and a product qualified rate are improved greatly, visual fatigue of workers can be avoided, and labor intensity of the workers is reduced greatly.
Owner:广安市超颖电子科技有限公司

Composite inner wall with sound absorption and image display functions and application thereof

The invention belongs to the technical field of building structures, and particularly relates to a composite inner wall with sound absorption and image display functions and application thereof. The composite inner wall with the sound absorption and image display functions comprises a first layer, a second layer, a third layer, a fourth layer and a fifth layer from inside to outside, wherein the first layer is a foundation inner wall, the second layer is a keel, the third layer is a porous sound absorption plate, the fourth layer is a photochromic coating, and the fifth layer is a coated optical filter. According to the composite inner wall with the sound absorption and image display functions and the application thereof, the porous sound absorption material is applied to the inner wall ofa subway train tunnel for sound absorption and noise reduction for the first time, and the problems that when a subway train runs in a following way, the noise coupling reverberation duration of a tunnel train is long, and the sound pressure level is high are solved; and meanwhile, the photochromic technology is combined, the photochromic coating is formed on the surface of the porous sound absorption plate, and therefore a dynamic pattern can be formed on the inner wall of the tunnel, visual fatigue of a driver is eliminated, the attraction of commercial advertisements is improved, and thedual functions of noise reduction and image display are achieved. The coated optical filter matched with the composite inner wall is further additionally arranged, and the noise reduction and image display functions are further improved through the synergistic effect.
Owner:CRRC QINGDAO SIFANG CO LTD +1
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