59 results about "Short sight" patented technology

The invention relates to a nutrition even blend oil which contains Omega-3 polyunsaturated fatty acid. The blend oil uses the plant grease such as peanut oil, sunflower oil as the material oil, uses furl seal oil, seaweed oil, fish oil or polyene fish oil as the alloyed oil, and uses tea polyphenol and vitamin E as the anti-crawl oxidant. The accession volume can be calculated according to the physiology and the nutrition need of different people and the fatty acid content of the oil; each 100 gram blend oil contains: SFA 12 to 18 grams, MUFA 39 to 46 grams, Omega-6 PUFA 31 to 38 grams, Omega-3 PUFA 5 to 9 grams; wherein, Omega-3 LCPUFA 0.1 to 5.0 grams, DHA:(DPA+EPA) 0.25 to 10:1, DHA:EPA 4:1 to 60:1, or DHA:DPA 2:1 to 10:1, no EPA, or HAD without DPA and EPA. The blend oil has the functions of promoting the brain growth and defending short sight and cerebrovascular disease, etc.

The invention relates to a nutrition even blend oil which contains seaweed oil. The nutrition even blend oil uses plant grease such as peanut oil and flax seed oil as the material oil, uses seaweed oil as the alloyed oil, uses fat fusible tea polyphenol and vitamin E as the anti-crawl oxidant. The accession volume can be calculated according to the physiology and the nutrition need of different people and the fatty acid content of the oil; each 100 gram finished blend oil contains: SFA 12 to 18 grams, MUFA 39 to 46 grams, Omega-6 PUFA 31 to 38 grams, Omega-3 PUFA 5 to 9 grams; wherein, Omega-3 LCPUFA 0.1 to 5.0 grams, DHA:(DPA+EPA) 0.25 to 10:1, DHA:EPA 4:1 to 60:1, or DHA:DPA 2:1 to 10:1, no EPA, or HAD without DPA and EPA. The blend oil has the functions of promoting the brain growth and defending the short sight and the presenile dementia and reducing the cerebrovascular disease.

A low-concentration atropine as eye medicine for treating myopia, cataract, retinosis, etc is disclosed. Its advantages are not afraid of light and high suppleness.

The invention discloses a pair of video glasses. The pair of the video glasses comprises a glasses body and further comprises an input module, a micro processor and a control module, wherein the input module is arranged on the glasses body and used for vision information input of a user; the micro processor is connected with the input module and is used for identifying the vision information input by the user and outputting a control signal to the control module according to the corresponding relation of the preset vision information and the distance between lenses of the video glasses and the eyes of a person; the control module is connected with the signal output end of the micro processor and used for correspondingly controlling the distance between the left lens and / or the right lens of the video glasses and the eyes of the person according to the received control signal. The invention further discloses a method for adjusting the focal length of the video glasses. Due to the fact that the distance between the left lens and / or the right lens and the eyes of the person can be controlled according to the specific short-sighted or far-sighted vision information of the left eye and the right eye, harm to the eyes caused by inaccurate focal length adjustment is reduced, protection for the eyes of users is facilitated, and better experience can be brought for the users.

The invention provides a vehicle safety early warning system for the merging area of an expressway, comprising a vehicle information acquisition system, an information analysis system, and an early warning information publishing system. The system combines the entry time, the vehicle speed and the vehicle length information of each vehicle traveling in a ramp and the outermost lane of a main roadand soon entering the merging area of the expressway acquired in real time by continuously arranged vehicle geomagnetic detectors, and carries out the conflict judgment and the reasonable guidance oneach vehicle approaching the main road traffic. Therefore, the traffic accidents in the merging area of the expressway caused by a short sight distance or the state limit of large vehicles can be effectively avoided.

The present invention relates to a spectacle type display device which is composed of a micro-display device chip, an optical prism and a display device control circuit. The micro-display device chip is a made of OLED material, the image light emitted by the micro-display device is introduced to the optical prism through a transmission surface. The display device control circuit provides various required logic control signal for the micro-display device. The micro-display device of the invention is made of OLED material, its vision field angle can reach 120 degrees, the frame fresh rate can reach 120 Hz, and the display device can generate vision effect of big screen and can generate stereo vision effect. The invention adopts VGA interface compatible with VESA standard, and can be connected to any video apparatus having VGA interface. The invention also has focusing function and can be used by short sighted human. The second curved surface and the third curved surface of the optical prism of the invention are both ball surfaces, so the design and manufacturing method is simple and useful.

The invention provides a short sight rehabilitation inducting method which is called 'vision-improving yoga' and also provides a device-a short sight rehabilitation device, wherein the device has a three-dimensional (3D) audio software and video media software for realizing the inducting method. The device comprises a player and a 3D imaging optical element. The device is characterized in that the player can play the 3D imaging softwares or discs and output 3D picture signals to the optical element and the optical element can display 3D images. The optical element of the invention is a 3D imaging video glasses device with virtual large field-of-view, and the video glasses device is near eyes; and by adopting the set of systematic rehabilitation device, the rehabilitation induction of the user can be realized and the aims of eye care and short sight rehabilitation can be achieved.

Short sight, visual fatigue and ischemic ophthalmopathy belong to the cataract diseases of oculopathy and are mostly caused by emotion problems or body fluid loss, blood shortage, weak kidney and liver which lead to the disorder of entrails, no moistening of eyes, blood stasis, etc., thus causing the loss of sight and even other neopathy. The treatment principle is that the traditional Chinese medicine components which can strengthen the liver and the kidney, supplement blood and body fluid, activate blood circulation to dissipate blood stasis, invigorate the spleen, and be beneficial for moistening are selected; the medicinal materials are extracted (63 percent of effective components, 30 percent of film-forming agent and 7 percent of plasticizer) and blended evenly to make the Chinese medicinal plaster with the thickness of 0.08 to 0.12cm and the plaster is then dried at the normal temperature (the temperature is controlled below 40 DEG C), cut and packaged into a finished product. The medicine can be applied to the skin around the eye and be finally acted on the target area in the ocular fundus after being absorbed by capillary vessels of the skin into the blood circulation of the eye.

The invention discloses a system for preventing and rectifying short sight. The system comprises a mobile terminal and a virtual reality helmet. The virtual reality helmet comprises two optical members, and each optical member is corresponding to one eye. The mobile terminal comprises a display screen and a processor. A processor is used for operating a 3D application program so as to generate virtual reality content and converting the virtual reality content into two pieces of virtual reality content and then outputting the two pieces of virtual reality content into the display screen. The display screen is used for outputting the two pieces of virtual reality content on the same screen, and each piece of virtual reality content is corresponding to one optical member. The optical members are used for optically processing the virtual reality content going into the scope of human eyes so as to form virtual images of the virtual reality content. The mobile terminal symmetrically outputs the two pieces of stereo virtual reality content on the same screen. Therefore, the stereo effect is good. Besides, since the system can be realized simply through the mobile terminal and the virtual reality helmet, the application is convenient, the carrying is easy, and the application scope is wide.

The invention discloses a vision training instrument capable of regulating and controlling stimulating light sources and an implementation method of the vision training instrument. The vision training instrument comprises a stimulating light source providing device, a display screen moving device and a center control system, wherein the stimulating light source providing device comprises a plurality of independent polygon display screens; the display screen moving device comprises a frame and multiple retractor devices, and the retractor devices are fixed on the frame; each display screen is fixed on the corresponding retractor device; the display screens are mutually embedded to be spliced to form a near hemispherical display structure; the retractor devices are used for controlling the movement of the display screens; the center control system is connected with the stimulating light source providing device and the display screen moving device; the stimulating light source providing device is used for providing the stimulating light sources; and the center control system is used for regulating and controlling the information of the stimulating light sources sent by the display screens. By using the vision training instrument, retinas of human eyes at different regions are pertinently stimulated, thereby achieving the functions of controlling the increment of short sight, controlling axix oxuli to elongate and promoting the transfer of a retina nerve signal.

The invention relates to a device and a method of adjustment and control of pressure of a carbonization chamber in a coking process of a large-size coke oven. The device includes a lifting tube cover control device, an ammonia water injection device, a carbonization chamber pressure detection device, a pressure regulating device, a mathematic modeling device and a control device. The mathematic modeling device is used for establishing a dynamic mathematic model of pressure control of the carbonization chamber by means of mechanism analysis with short-sight treatment according to coking time of the coke oven and pressure characters of the carbonization chamber, wherein the whole coking process is divided into several steps and a target preset value of pressure in each step is obtained. The carbonization chamber pressure detection device detects and collects the pressure data in the carbonization chamber. The control device compares an actual coking time with a target coking time and then regulates and controls the pressure of the carbonization chamber by outputting the pressure preset value in each step as a pressure regulating target value of one carbonization chamber to the pressure regulating device. The device is high in production automation degree, can greatly increase production efficiency and greatly reduce labor cost.

The invention discloses a far-sighted write device and a use method for preventing student myopia. The far-sighted write device comprises a camera, a large screen, a large mirror, a small mirror and far-sighted and short-sighted devices. The camera can shoot short-sighted write videos or contents of a computer and a mobile phone of a student in short-sighted write, the videos or contents are displayed on the large screen, an about 5m light path sight distance is connected by the large mirror and the small mirror, a mirror image similar to parallel light reaches eyeballs, short-sighted write is synchronously transformed into far-sighted write, ciliary muscles and medial rectus basically do not shrink, short-sighted write contents are finished in a rest state, environmental conditions generating myopia are eliminated, and the occurrence rate of student myopia can be reduced. The exercise capacity of the eyeballs can be trained by the far-sighted and short-sighted devices after far-sighted write or between lessons every day, and metabolism and normal development of the eyeballs are promoted. The far-sighted write device is a component of 'mutual separation automatic detection myopia prevention technology' and used for myopia prevention and aided treatment.

Disclosed is a sort of glasses for preventing radiation for the computer. The glasses comprise lead in glass to holding, absorbing and reducing computer radiation. The short sighted glasses lens are processed with current technology and have correcting function to short sighted.

The invention relates to a sunray speculum used for improving indoor illumination, in particular to the field of sunray utilization. The current natural lighting effect in the classrooms of schools, kindergartens and in families is weaker in general, which is not favorable for the vision development of the people including students, juvenile and children and the prevention of the short sight issues of students. The sunray speculum of the proposal is arranged in the outdoor or indoor sides of the light inlet windows in the walls exposed to the sun or light inlet walls, which are in the classrooms of kindergartens and schools, or in families and ordinary houses, and the proposal uses the mirror face to reflect the sunray into the upper half part of the houses, so as to improve the indoor illuminance.

The invention provides eyeglasses, an eyeglass lens and application of the eyeglasses, relating to the technical field of the eyeglasses and the eyeglass lens. The eyeglasses of the invention have strong generalization and are suitable to batch production. By using the eyeglasses of the invention, the user feels being prevented from fatigue, comfortable and natural, and can freely wear and remove the eyeglasses. The eyeglasses of the invention can be used as comfort-typed presbyopia eyeglasses for elderly or middle-aged men, and can be used as eyeglasses of children and youth to see the nearby objects for preventing the short sight or exercising the eyes and treating the short sight, and also can be used as eyeglasses used for presbyopia and can be used as dual-eye magnifier. The eyeglasses of the invention are characterized in that the distance between two focuses formed after the solar light passes through the eyeglasses is less than 2.5cm or the two focuses are coincident. The specially designed eyeglass lens of the invention is a composite eyeglass lens which consists of a convex with the dioptre x compounding with a prism with a deviation angle more than 1.3x prism degree.

The invention discloses a composing and preparing method of a tablet for curing short sight and a preparation technique which comprises steps as follows: rehmannia root, radix asparagi, bitter orange and chamomile are taken as raw materials, 50 percent of formula ratio of the raw materials are washed, put into a stainless steel extraction kettle, added with tap-water with moderate amount, and after three-time extraction, added with moderate amount of magnesium stearate, pelletized and compressed into tablets, thus forming the finished products. The tablet of the invention has the functions of enriching yin and boosting qi (vital energy) and nourishing skin, which can not only effectively cure short sight for people from all walks of life, but also improve immunity, promote metabolism after long-term usage. Besides, the composing and preparing method has simple making technique and low cost.

The invention discloses a biscuit. The biscuit is prepared from the following raw materials in parts by weight: 60 parts of flour, 10 parts of soybean husks, 15 parts of durian skins, 12 parts of synurus deltoides, 5 parts of Japanese thistle herbs or roots, 7 parts of spina date seeds, 0.01 part of camellia flowers, 0.5 part of lotus rhizome nodes, 0.02 part of amber, 0.3 part of purslane, 0.2 part of moth orchid petals, 0.1 part of tender willow leaves, 0.8 part of astragalus membranaceus powder, 0.02 part of ardisia villosa, 0.01 part of phymatopsis hastata kitag, 0.04 part of zinc oxide, 0.5 part of elm bark, 1 part of clivia leaves, 0.01 part of centipedes, 0.04 parts of asarum, 0.1 part of brown sugar, 3 parts of alfalfa powder, and 0.5 part of phosphatide powder. The biscuit disclosed by the invention does not contain various additives, the mouth feel of the biscuit is good, the biscuit is good for sight, and if a person eats the biscuit for a long term, eye problems, such as short sight, can be improved. Antiseptics are not added in the biscuit, the biscuit cannot also corrupt or deteriorate after being placed for 1 year at normal temperature, and the conditions of high blood pressure, high blood lipid and high blood sugar can be improved.

The invention provides a composite formula and technology capable of maintaining eyes and alleviating visual fatigue and relates to the functional nutrient fortified food field. The formula contains chrysanthemum, dandelion, cowberry, the fruit of Chinese wolfberry and other traditional Chinese herbal medicines. The preparation technology comprises the following steps: soaking the raw materials with 50 times of water for 2h, heating water to boil and keeping for 25 minutes, extracting liquid, filtrating, stirring and homogenizing to obtain the finished liquid. The composite of the invention can be used to fast supply nutrition for teenagers, people who use the computer frequently and people with eyestrain, effectively alleviate visual fatigue and prevent short sight.

The invention relates to VR (virtual reality) glasses suitable for short-sighted users. The VR glasses suitable for the short-sighted users comprise a main body, a fixed belt and two lenses, and alsocomprises an adjusting mechanism and a cleaning mechanism; the adjusting mechanism comprises a power assembly, at least two second guide rods and at least two telescopic assemblies; each telescopic assembly comprises a third connecting rod, a spring, a fourth sliding block, a sliding block, a second connecting rod, two first connecting rods, two second sliding blocks and two concave lenses; and the cleaning mechanism comprises an air cylinder, a first guide rod, two first transmission rods, two cleaning brushes, two second transmission rods and two first sliding blocks. In the VR glasses suitable for the short-sighted users, the short-sighted users can control the superposing number of the concave lenses through the adjusting mechanism, so that glasses strength correction is realized and the film watching definition of the short-sighted users is improved; and dust on the lenses can be cleaned through the cleaning mechanism, so that the cleanliness of the lenses is improved and the filmwatching definition of the short-sighted users is improved.

The invention discloses a sitting posture reminder. The sitting posture reminder consists of a machine base, an angle regulating device, a signal conducting pipe, a controller and a sensing probe, wherein the angle regulating device is arranged on the machine base; the signal conducting pipe is arranged in the angle regulating device; the sensing probe is arranged in the signal conducting pipe; and the monitoring range can be regulated by the angle regulating device. When the sitting posture reminder cannot detect a user, an alarm is given by a warning lamp, a buzzer or a vibrator, so that the user is automatically monitored and reminded and the sitting posture reminder can effectively help the user to keep a correct posture and form a good habit as time passes; therefore, the user has a tall and straight body and is protected from short sight and humpback.

An externally-applied eyedrops for treating myopia by using external electric field to promote its osmosis contains Paicangxiping as active component and additives not includes the thickening agent. Its advantages are high stability, high curative effect, and low irritation to eyes.

The invention discloses a folding desk with an adjustable book shelf, consisting of a desktop and desk legs; the desktop consists of two layers; one side of each of the two layers can be connected by a hinge with a fixed angle; the opposite side of the upper layer of the desktop and the lower layer of the desktop is provided with a baffle with a certain width; the baffle is connected with the upper layer of the desktop by hanging pins and can move up and down; the desk legs are sleeved together by two hollow column bodies which are connected by hanging pins and can freely extend and retract. The length of the upper layer of the desktop is slightly longer than that of the lower layer of the desktop; and the desktop and the desk legs are made of hard plastic or low carbon steel material. The desk legs and the desktop are connected by the hinge and the desk can be folded toward the center of the desk. The folding desk has simple structure and low cost, and has the adjustable book shelf; people can fix the book on the book shelf according to self requirements when reading a book, thus being beneficial to protecting cervical vertebra and also being capable of preventing short sight of teenagers.

The invention relates to a process and a method for producing lens with multi-prescription by one mould. The process comprises that: a male mould core and a female mould core are matched to form the lens with certain degrees; the male mould core or the female mould core is fixed; another mould core is replaced to change the degree of the lens; a reduction formula is as follows: DS=100 / f, f=n*r1*r2 / (n-1)*(n*(r2-r1)+(n-1)*d). f is foci of the lens; n is refractive index; d is the central thickness of the lens; r1 and r2 are surface curvature radius of two surfaces of the lens; DS is degree; G blend is equal to n / r; n is refractive index; r is curvature radius; and DS is equal to the difference of G front blend (convex) and G rear blend (concave). Through calculation of the formula, a positive number is obtained, namely short sight; a negative number is obtained, namely presbyopia; under the condition of uniform diameter, when the female mould core is fixed, the male mould core is changed; the needed lens specification also can be produced; and the process and the method can reduce the cost and greatly improve the productivity simultaneously.

The invention relates to a multifunctional desk which can prevent short sight and correct posture, can not only be used in the classroom of primary and secondary school students, but also can be used in doing homework at home. The multifunctional desk which can prevent short sight and correct posture comprises table legs, a table belly and a desktop which is divided into three parts, wherein, the middle part is a fixing face which is fixed at the central position above the table belly; the active surfaces at two sides are movably connected with the fixing surface, and can rotate around a connecting part thereof; the lower surface of the active surface which is away from the body is provided with a hanging ring; a support rod is arranged on the table belly corresponding to the hanging ring; the supporting rod is provided with a block hook; the block hook, the support rod and the hanging ring coordinate to work; and the angle between the active surface which is away from the body and the horizontal surface is adjusted according to the needs. As the books are placed on the active surface which is away from the body, students do not bow heads and bend waists when in reading and writing. By adjusting the angle between the active surface which is away from the body and the horizontal surface according to the needs, the function of prevent short sight and humpback can be achieved.

The invention discloses a method for simulating erosion acceleration test of high-strength aluminum alloys in industrial-marine atmosphere environments, belonging to the technical field of simulation of exfoliation corrosion of high-strength aluminum alloys. The method comprises the following steps: firstly preprocessing samples, putting the preprocessed samples into an electrolyte solution to perform constant-potential pre-polarization, carrying out polarization and then ultrasonically washing the samples, putting the samples washed ultrasonically in a dipping solution to dip for a period of time, subsequently putting the samples in environment with relative humidity and temperature and analyzing exfoliation corrosion depth; selecting polarization time, contents of Na2SO4 and NaCl in the dipping solution, the temperature and the relative humidity and simulating the exfoliation corrosion process of the high-strength aluminum alloys in the industrial-marine atmosphere environments. The method is capable of researching the exfoliation corrosion rules and principles of the high-strength aluminum alloys in the industrial-marine atmosphere environments, good in simulation and capable of speculating the result of outdoor long-term exposure exfoliation corrosion test according to the result of simulation of the acceleration test of the laboratory in short sight.

The invention relates to a glass wall of teaching room, belonging to the technique of indoor natural lighting. Present teaching room lighting standard GB7793-87 regulates that the rate between glass and ground should be higher than 1:6, but present teaching room can not meet said standard, which will cause short sight. And since the working load of students is heavy, they have no time to outdoor activity, and the eye can not receive enough light. The invention is characterized in that: it arranges a glass wall at the wall of teaching room, to increase the natural light.

The invention discloses a myopia short distance eyesight testing device. The myopia short distance eyesight testing device comprises a pedestal and a pan / tilt; the top surface of the pedestal is connected to the pan / tilt; the pan / tilt comprises a sliding platform, a pan / tilt base, a folding platform frame and a telescopic platform frame; the bottom of the sliding platform is connected to the pedestal; the top surface of the sliding platform is connected to the base of the pan / tilt; the folding platform frame is arranged inside the base of the pan / tilt; and the top of the folding platform is connected to the telescopic platform. The myopia short distance eyesight testing device can conveniently regulate the distance between an electronic device like a flat computer and a pair of glasses, provides convenience to testing a short distance eyesight of the myopia, provides convenience to carrying and detection, can be connected to a tripod to test a far end eyesight of the myopia during a certain distance, and is easy to use and install and easy to produce. The myopia short distance eyesight testing device can be connected to a wireless control terminal through a wireless communication device, provides convenience to remote operation and increases short distance eyesight tests of the myopia eyesight.

The invention relates to application of hyaluronic acid in the preparation of an oral product for preventing and treating myopia. The hyaluronic acid is orally taken for preventing and treating the myopia, which has the following advantages: 1) the hyaluronic acid can get to organs of eyes through oral taking and absorption so as to directly avoid the concentration reduction of the hyaluronic acid in tissues of a short-sighted eye and related pathological changes resulted from the concentration reduction of the hyaluronic acid, thus the biological and mechanical properties of avsclera are restored to prevent and reverse the deformation of an axis oculi so that the diopter reaches the normal level to recover the vision; 2) the hyaluronic acid has the function of protecting mucosal, can effectively protect eye mucosa from being stimulated and injured, alleviate eye fatigue, and further alleviate the weakening vision due to overuse of the eyes and the like; and 3) the hyaluronic acid has good biocompatibility and no side effects for oral taking.