21 results about "Blur vision" patented technology

The invention discloses a vehicle speed downshift algorithm for windscreen wiper software. The algorithm comprises the following steps of working condition classification, wherein a red light waiting scene and a low-speed vehicle following scene are divided through a vehicle speed signal v and an acceleration a; safety evaluation: judging the speed reduction feasibility by combining the rainfall sensor signal R and the motor current I; dynamic speed reduction: based on the working condition classification and the safety evaluation result, the wiping frequency of the windscreen wiper is adjusted according to the gradient; quit condition judgment: when a preset quit condition is met, the standard wiping frequency of the windscreen wiper is recovered immediately. By reasonably controlling the wiping frequency of the windscreen wiper, unnecessary high-frequency wiping is reduced, the abrasion of the windscreen wiper blade is reduced, and the service life is prolonged; a rainfall sensor and motor current detection are fused, the whole scene from light rain to heavy rain is covered, and the risk of fuzzy view is avoided.

The invention relates to a multifunctional endoscope and an endoscope system. The multifunctional endoscope comprises an endoscope body and an optical catheter, the endoscope body comprises a handle and an endoscope catheter, a forceps channel suite is arranged in the endoscope body, the far end of the optical catheter is an arc-shaped closed end, the near end of the optical catheter is an open end, and at least the closed end of the optical catheter is of a light-transmitting structure. The optical catheter can be arranged on the endoscope catheter in a sleeving mode through the open end, and a buckle structure which can be connected in a matched mode and locked is arranged between the open end of the optical catheter and the far end of the handle or the near end of the endoscope catheter. The multifunctional endoscope is highly integrated and can be used for visual tissue puncture and surgical operations such as visual suction, flushing and electrocoagulation after puncture, clear imaging can be achieved even if the front end makes contact with the tissue in the puncture process, the problem that due to liquid leakage, a lens adheres to blood or other tissues, and the view field is blurred can be solved, and the multifunctional endoscope is suitable for popularization and application. The structure is simple, the use is convenient, and the application prospect is very good.

The invention discloses an augmented reality head-up display method and device for vehicle auxiliary element information. The method comprises the steps of obtaining signal data recognized by a vehicle through a sensor; if it is judged that the signal data indicates that the vehicle is in the low-visibility environment at present, the current running state of the augmented reality display client is determined; if the client is in the closed state, starting an augmented reality display client and entering an augmented reality auxiliary element prompt mode for display; or, if the client is operated and is in the first display mode state, switching the first display mode state into the augmented reality auxiliary element prompt mode and displaying the augmented reality auxiliary element prompt mode; in the augmented reality auxiliary element prompting mode, acquiring environment sensing data of the vehicle; determining auxiliary element information based on the environment perception data; and displaying the auxiliary element information at a corresponding position in the augmented reality head-up display view field range. The technical problem that the view of a road in front of a vehicle is fuzzy in a low-visibility environment in the prior art is solved.

The utility model discloses a mobile vision AI safety early warning device which comprises a vision early warning box body, a horizontal adjusting base is arranged at the bottom of the outer side of the vision early warning box body, electric telescopic rods are arranged at the two ends of the inner side of a square frame at the end of the horizontal adjusting base, and a monitoring camera moves downwards through cooperation of a servo motor and a threaded vertical rod. The monitoring camera enters the cleaning groove and rotates in the cleaning groove through a micro motor, surface dust cleaning is conducted through a cleaning soft rubber brush arranged in the cleaning groove, the cleaned dust is adsorbed through a dust remover by making the cleaning groove generate suction force through a dust removal pipe fitting, and the adsorbed dust is collected in a dust collection box. And therefore, the problems that the environment is affected and the view of the monitoring camera is blurred due to the fact that dust is diffused to the periphery during cleaning are avoided, and the convenience of cleaning the monitoring camera is further improved.

The present application relates to the field of traditional Chinese medicine, in particular to a composition, eye patch and preparation method thereof for preventing and treating eye dryness, blurred vision fatigue and dry eye, comprising a carrier vehicle and a matrix layer, selecting medicinal materials with the effects of improving eyesight and resisting oxidation, fermenting the medicinal materials with plant lactic acid bacteria, bacillus or yeast to decompose macromolecules into small molecule active substances and possibly produce new active metabolites, adopting temperature control during the fermentation process to avoid high temperature from destroying heat-sensitive components, compounding the fermented medicinal material extract with hyaluronic acid, menthol, carboxymethyl cellulose and glycerol to form an intelligent rheological regulation body, hyaluronic acid synergistically enhances the moisturizing effect with the fermented extract, carboxymethyl cellulose serves as a film-forming agent to ensure the stability of the matrix layer, and glycerol improves the moisturizing performance, adopting a green process of activation, fermentation, mixing, loading and sterilization, selecting plant fibers as the carrier vehicle, cutting and packaging after loading the matrix layer, and then sterilizing to ensure the safety and effectiveness of the product.

The invention relates to the technical field of automobile accessories, in particular to a non-blind area automobile rearview mirror lens, and adopts the technical scheme that a main mirror and a wide-angle mirror are mounted on a rearview mirror shell, the main mirror is used for providing a main view field behind an automobile, and the wide-angle mirror is used for providing a blind area view field of the automobile; a heating assembly is installed on the rearview mirror shell and used for removing water stains and dust on the surfaces of the main mirror and the wide-angle mirror. An air return mechanism is installed on the rearview mirror shell and used for guiding hot air generated by the heating assembly to blow the surfaces of the primary mirror and the wide-angle mirror. The problems that dust of a traditional rearview mirror is inconvenient to clean, and the sight of a lens is blurred in rainy days are solved.

This invention discloses an anti-fogging structure for gastrointestinal endoscope lenses, belonging to the field of endoscopy technology. The anti-fogging structure includes an instrument body. A controller, adjustment mechanism, and water supply mechanism are fixedly mounted on the surface of the instrument body. A connecting tube is fixedly connected to the surface of the instrument body, and a probe is fixedly connected to the end of the connecting tube. The connecting tube and the probe are used to insert into human organs. The adjustment mechanism is used to adjust the position of the probe. The lens body is fixedly mounted on the surface of the probe. A heating tube is tightly fitted to the surface of the lens body, forming a highly efficient heat conduction structure. When sterile water is delivered to the heating tube through the outlet tube, the heating tube rapidly heats up and evenly transfers heat to the surface of the lens body, avoiding blurred vision caused by fogging. Furthermore, using sterile water as the medium avoids the risk of secondary contamination and meets medical-grade safety standards, balancing functionality and hygiene requirements.

The invention discloses a multi-scene-oriented security robot intelligent inspection method and system, and relates to the field of intelligent security, and the method comprises the steps: collecting machine body vibration data generated by interaction between a robot and the ground in an environment with good visibility, and building a standard fingerprint band and a historical image; in a low-visibility environment, the robot collects a fuzzy visual image and vibration data in real time, generates a current inspection fingerprint and matches the current inspection fingerprint with a standard fingerprint band; and when deviation is detected, calling a visual memory library and determining the closest reference landmark by utilizing a deep learning visual matching network, so that the steering angle of the robot is adjusted, and the robot is enabled to be close to the central path of the fingerprint zone again. The method can be applied to industrial control software, is deployed on security robots of multiple models to realize process control of inspection, solves the problem that the security robots are unstable in inspection positioning in a low-visibility environment, and realizes path self-correction and intelligent inspection control based on vibration fingerprints and depth vision matching.

The invention relates to a pharmaceutical composition and paste for preventing and treating eye asthenopia, myopia, presbyopia and xerophthalmia and a preparation method of the pharmaceutical composition and paste. The pharmaceutical composition comprises the following components in percentage by weight: 50-80% of vaseline, 3-10% of paraffin, 1-5% of plant extract oil, 2-10% of traditional Chinese medicine extract ground powder, 0.5-2% of camphor, 0.1-2% of borneol and 0.5-3% of pearl layer powder. The traditional Chinese medicine composition is prepared from the following raw materials in percentage by weight: 0.1 to 1 percent of mirabilitum dehydratum, 0.1 to 0.2 percent of azone, 0.1 to 1 percent of artificial taurine, 0.1 to 0.5 percent of borax and 0.5 to 2 percent of menthol. The traditional Chinese medicine composition can be used for treating and relieving eye discomfort such as xerophthalmia, blurred vision, eye distension and eye pain; pseudomyopia can be treated after long-term use; the vision problems such as myopia and presbyopia are prevented, treated and relieved.

The invention discloses an eye protection external preparation and a preparation method thereof, and belongs to the technical field of ophthalmic preparations. The preparation method comprises the following steps: mixing a main agent solution A containing Ectoine and trehalose with a matrigel solution B containing chitosan quaternary ammonium salt; and then carrying out high-pressure microjet homogenization treatment on the mixed solution at 100-150 MPa so as to construct a supramolecular network structure. Through a specific high-pressure homogenization process, the obtained preparation has an excellent shear thinning characteristic, high viscosity is kept during standing to realize biological adhesion, the viscosity is instantaneously reduced during blinking to ensure comfort, and the problem of blurred vision of traditional gel is solved. Meanwhile, due to the network structure of the preparation, the active ingredients can be instantly released, the hypertonic state of the eyes can be rapidly relieved, and the preparation is adhered to the ocular surface for a long time.

Provided is an XR device using an event camera for divers. The XR device according to an embodiment may generate an external RGB image and an external event image by photographing an external environment, may perform video frame interpolation with respect to the external RGB image by using the external event image, and may display the interpolated external RGB image on a transparent display. Accordingly, clearer underwater images may be provided to divers in a low-light underwater environment in which visibility is significantly reduced due to the refraction of water, blurred vision, turbid water, flow of currents.

The invention relates to an eye care solution capable of relieving eyeball aging, and belongs to the technical field of care solutions. The eye care solution capable of relieving eyeball aging is prepared from the following raw materials in percentage by mass: 1.5 to 2.5 percent of glycerol, 0.78 to 0.82 percent of sodium chloride, 0.01 to 0.02 percent of water-soluble lutein, 0.1 to 0.15 percent of taurine, 0.03 to 0.05 percent of hydrolyzed pearl, 0.2 to 0.28 percent of boric acid, 0.05 to 0.07 percent of borax, 0.02 to 0.04 percent of edetate disodium, 0.0035 to 0.0045 percent of benzalkonium chloride, 0.002 to 0.005 percent of borneol, 0.005 to 0.01 percent of menthol and the balance of purified water. The eye care solution disclosed by the invention aims at office workers who use eyes for a long time, middle-aged and elderly people who are susceptible to eyeball aging, asthenopia and dry eye surfaces, realizes mild moisturizing and relieving of the eye surfaces, supplements nutrients required by eye tissue metabolism, resists eyeball aging caused by light damage, and has the effects of relieving eye fatigue and relieving eye fatigue. Meanwhile, eyeball senescence related eye discomfort such as eye dryness, eye acerbity and blurred vision is relieved, bacteriostatic protection of the ocular surface microenvironment is considered, the physiological state of eye tissue can be improved after long-term use, and the eyeball senescence process is delayed.

The application discloses a kind of composite plant extract eye drops for relieving eye fatigue and a preparation method thereof, and relates to the technical field of ophthalmic preparations.The eye drops of the present application use lutein, zeaxanthin, blueberry extract, peppermint essential oil and borneol as fat-soluble active ingredients, and use phospholipid and poloxamer 188 as a composite nanocarrier, in combination with sodium hyaluronate, sodium chloride and a buffer system, a bacteriostatic system to form the eye drops.The present application uses a film hydration combined with high-pressure homogenization process to produce clear and transparent, thermodynamically stable eye drops, which solves the problems of low solubility, easy oxidative degradation and poor bioavailability of fat-soluble ingredients, improves the concentration and retention time of active ingredients in the eye, and the synergistic effect of various plant extracts can effectively relieve the symptoms of eye fatigue caused by long-term eye use, such as dryness, acid swelling, blurred vision and ciliary spasm, without eye irritation and with high stability.

The invention relates to the technical field of traditional Chinese medicines, and particularly discloses a traditional Chinese medicine composition for improving eyesight and a preparation method thereof. The traditional Chinese medicine composition for improving eyesight is prepared from the following raw materials in parts by weight: 10 to 20 parts of fructus lycii, 5 to 10 parts of flos chrysanthemi, 15 to 30 parts of flos buddlejae, 1 to 5 parts of herba menthae, 1 to 5 parts of indigo naturalis, 1 to 5 parts of bamboo leaves, 10 to 30 parts of semen cassiae, 1 to 5 parts of folium mori, 1 to 5 parts of pearl, 1 to 5 parts of herba senecionis scandentis, 5 to 15 parts of herba equiseti hiemalis and 1 to 10 parts of borneol. The traditional Chinese medicine composition disclosed by the invention has the beneficial effects that through the synergistic effect of multiple traditional Chinese medicines, the traditional Chinese medicine composition has the effects of clearing liver channel and head and eye wind-heat and fire toxin, dispelling wind and heat, detoxifying, removing nebula, nourishing yin and relieving urgency, and can quickly and effectively eliminate inflammation and stimulation symptoms such as red, swollen, hot, pain, itching, astringent, tears, gums and the like of eyes; corneal inflammation and opacity are relieved, and blurred vision caused by inflammation or ocular opacity is improved; the liver heat type asthenopia and concomitant blurred vision can be relieved; certain antioxidant protection and nutrition support are provided for eye tissues; and the effect of efficiently and directly reaching the disease site is ensured through the powerful channel-inducing medicine borneol.

The invention provides an intelligent family health monitoring toilet bowl method, system and device based on the Internet of Things, and the method comprises the steps: firstly monitoring the time length of a user sitting on a toilet bowl through a sensor in the Internet of Things technology, and generating a first time length; the duration is compared with a preset duration threshold value, and if the toilet time of the user exceeds the threshold value, the system can generate a prompt command to remind the user that the toilet time is too long, and health problems may be caused. The prompt command is broadcasted through an intelligent sound box or a loudspeaker of the closestool, so that the user is reminded that blood circulation is possibly influenced when sitting for a long time, and the user is suggested to slowly get up to prevent uncomfortable symptoms such as dizziness and dizziness when standing suddenly. The reminding can be continuously broadcasted in a preset interval duration until the user responds and gets up. The user is intelligently reminded to slowly get up, so that discomfort caused by sudden standing can be reduced, and the use safety is improved.

The invention belongs to the technical field of traditional Chinese medicines, and particularly relates to a traditional Chinese medicine composition for preventing or treating cataract and a preparation method and application thereof. The traditional Chinese medicine composition is prepared from the following raw material medicines: lespedeza cuneata or senecio scandens, phyllanthus urinaria, chrysanthemum, liquorice, concha haliotidis, asarum and radix angelicae lateralis preparata. The traditional Chinese medicine composition has the effects of clearing heat, reducing internal heat, detoxifying, resisting inflammation, clearing liver, improving eyesight, removing nebula and promoting blood circulation to remove blood stasis, is mainly used for fire excess from yin deficiency, cataract, dark vision and dim vision, and particularly has good prevention and treatment effects on senile cataract. Experimental results show that the traditional Chinese medicine composition has a good treatment effect, is small in taking dosage and convenient to absorb, and can improve the taking compliance of patients, so that the traditional Chinese medicine composition has good development and utilization prospects.

The invention discloses eye protection liquid for accelerating eye microcirculation and a preparation method of the eye protection liquid. The eye protection liquid for accelerating eye microcirculation is prepared from the following raw materials in parts by mass: 1 to 6 parts of biological magnetic nanoparticles, 5 to 15 parts of lutein ester, 5 to 20 parts of taurine and 0.01 to 1 part of fullerene. The biological magnetic nanoparticles, the lutein ester, the taurine and the fullerene are compounded to synergistically improve asthenopia symptoms, blurred vision and dry eyes, and the effect of protecting the eyes for a long time is achieved.

The utility model relates to the technical field of medical instruments, in particular to a mouth mirror with a demisting function, which comprises a handle section, an inlet section, an annular frame, a mirror surface, a mounting component and a demisting mechanism, the inlet section is detachably connected with the handle section through the mounting component, the annular frame is fixedly connected with the inlet section, and the mirror surface is arranged on the annular frame; the demisting mechanism comprises a storage battery, a miniature fan, a heating pipe and an adjusting assembly, the handle section is provided with a first circular groove and an annular mounting groove, the inlet section is provided with a second circular groove and an air outlet, the storage battery is arranged on the handle section, the miniature fan is mounted on the handle section, the heating pipe is arranged in the annular mounting groove, and the miniature fan and the heating pipe are both connected with the storage battery. In this way, the technical problems that in the prior art, due to high temperature and humidity in the oral cavity, a layer of water mist is often condensed on the surface of the mouth mirror, the visual field is blurred, the diagnosis and treatment efficiency and accuracy of doctors are affected, and the diagnosis and treatment process is affected if the mouth mirror is frequently taken out and wiped are solved.

The utility model relates to the field of digital guide interaction, in particular to a three-dimensional indoor space digital guide interaction device, which comprises an AR (Augmented Reality) glasses part, a mounting part, a wearing part and the like, the AR glasses part is clamped with two mounting parts; and each mounting part is fixedly connected with a wearing part. The AR glasses are provided with the AR glasses part, the mounting part and the wearing part, and a sliding block, a pressing rod, an L-shaped fixing block, a first spring, a first plug pin, a second spring, a pushing rod, a pushing cap, a second plug pin and a third spring are arranged, so that the AR glasses part, the mounting part and the wearing part can be quickly mounted and dismounted, and meanwhile, the AR glasses can be conveniently mounted and dismounted. According to the technical scheme, the AR glasses part and the myopic glasses can be quickly mounted and dismounted, so that the problem that people who need to wear the myopic glasses cannot wear the myopic glasses after wearing the AR glasses, so that the people who need to wear the myopic glasses can only travel in a blurred sight state, and the travel experience of the people who need to wear the myopic glasses is influenced is solved.

Lenses are tinted for control of myopia development. These myopia control tints can be provided in contact lenses, eyeglass lenses, goggles, or other viewing optics. In some cases, dual zone lenses include a clear vision portion and a defocus portion in combination with the myopia control tints and / or myopia control medicaments. While users can find that lenses with a defocus zone provoke a feeling of blurred vision, the myopia control tints can address the perceived defocus and provide superior user comfort.

A patient's visual health can be evaluated via virtual reality (VR) system in electronic communication with a computing device. The computing device can cause a first visual anomaly—such as blurred vision, double vision, floaters, field loss, etc.—to be displayed on the VR system. The VR system can collect the patient's responses to the first visual anomaly, and the computing device can analyze the patient's responses to develop a second visual anomaly to be displayed on the VR system. This procedure may continue until the computing device has completed a comprehensive evaluation of the visual anomalies perceived by the patient. The computing device can diagnose the patient with one or more ocular conditions and recommend treatment.