76results about How to "Protect vision health" patented technology

The invention relates to a method for preventing myopia, which comprises the steps of: monitoring the distance between a face and electronic display equipment; judging the size between the distance between the face and the electronic display equipment and the preset threshold value; and when the distance between the face and the electronic display equipment is less than or equal to the threshold value, triggering the preset function operation for preventing the myopia. The embodiment of the invention also provides the electronic display equipment for preventing the myopia. Because the distance between the face and the electronic display equipment can be monitored, and a certain measures for preventing the myopia are adopted when the distance is less, the electronic display equipment has functions of preventing the myopia and protecting the user vision health, the automatic protection of the electronic display equipment to user eyes is realized, and the myopia caused by improper eye using when a user uses the electronic display equipment is avoided.

The invention discloses a 3D imaging device for a mobile device. The 3D imaging device for the mobile device comprises a shell, a three-dimensional imaging lens set arranged in the shell, and a supporting frame which is arranged at the rear end of the shell in a sliding mode, wherein the two ends of the shell are open, lateral sidling grooves which are parallel to the open end faces of the shell are formed in the shell, the three-dimensional imaging lens set comprises a left eye lens set and a right eye lens set, the left spectacle lens set and the right spectacle lens set are placed in the lateral sidling grooves in a sliding mode through lens cylinders which are fixed to a frame of the left lens set and a frame of the right lens set respectively, the supporting frame is used for fixing the mobile device, a screen touching device used for touching the touch screen of the mobile device is arranged on the supporting frame, and when the mobile device is fixed to the supporting frame, the screen of the mobile device right faces the rear end opening of the shell. The mobile device is fixed to the rear end of the shell through the supporting frame, the three-dimensional imaging lens set is installed on the portion, close to eye lenses, of the front end of the shell, a forward virtual image in a long distance can be seen by people after imaging is conducted on an image on the screen of the mobile device through the left lens set and the right lens set, and then amplification and 3D imaging of the image on the screen of the mobile device are achieved.

The invention belongs to the field of dairy products, and particularly relates to child milk powder for promoting bone growth and a preparation method thereof. The milk powder comprises the followingcomponents in parts by weight: 3000-4000 parts of raw cow milk or raw goat milk, 100-200 parts of skim milk powder, 100-200 parts of desalted whey powder, 30-80 parts of composite vegetable oil or 1,3-dioleic acid-2-palmitic acid triglyceride, 50-150 parts of solid corn syrup, 50-150 parts of whey protein powder, 30-100 parts of crystalline fructose, 20-50 parts of fructo-oligosaccharide, 10-30 parts of anhydrous cream, 5-20 parts of galacto-oligosaccharide, 1-3 parts of compound vitamin, 1-3 parts of compound mineral and 2.2-9 parts of a calcium promoting component. By adding casein phosphopeptides, hydrolyzed yolk powder, vitamin K2 powder and other components, the calcium content is increased, and the absorption and utilization rate of calcium can be effectively increased; and by combining with probiotics, dietary fibers and other nutritional ingredients, the bone growth of children can be effectively promoted, the immunity is improved, and the growth requirements of the children are met.

The invention discloses an adaptive adjustment method for video playing. The method includes acquiring facial feature data of target audiences, determining a viewing distance of the target audiences according to the facial feature data of the target audiences, calculating an image output range and a screen output brightness of the video playing according to the viewing distance of the target audiences to obtain screen output parameters, calling function interface functions according to the screen output parameters and adjusting the output of the video playing through the functions. The invention further discloses a digital television terminal. By means of the method and the digital television terminal, output parameters such as the image output range and the screen output brightness of the video playing can be adaptively adjusted according to the viewing distance of a television user when the user watches the television, a comfortable and physically beneficial video watching effect can be provided for the television user, and the vision health of the television user can be well guaranteed.

The invention discloses a programmable timing desk lamp which comprises a desk lamp body, an illuminating lamp, a programmable timer and a music alarm, wherein the programmable timer and the music alarm are arranged in the desk lamp body. The switch-off time of the programmable timing desk lamp provided by the invention can be set, and unnecessary potential safety hazards can be avoided; the time interval can be set, and reminding is carried out once at regular intervals, which is very important for students, ensures that the vision health of teenagers can be protected effectively; and music can be played at regular intervals, which is favorable for the ease of body and mind for a user. In addition,the programmable timing desk lamp provided by the invention also has the advantages of simple structure, low cost and the like, and is convenient to use and easy for popularization.

The invention discloses a light ray adjusting method and an apparatus. The method comprises: acquiring at least one sample data of illumination of current environment by a digital television terminal which is connected with an intelligent lighting device; performing statistical processing for the at least one sample data of the illumination according to a preset light detecting mode to obtain environment illumination data, wherein the environment illumination data is used for measuring the whole light intensity of the current environment; and if the environment illumination data meets a predefined illumination adjusting condition, transmitting an illumination adjusting command to the intelligent lighting device by the digital television terminal to change the working state of the intelligent lighting device, so as to adjust the illumination of the current environment]. According to the embodiments of the invention, it is possible to automatically adjust light brightness in current environment, change lighting condition of current environment in real time and effectively protects the eyes of a user.

The invention discloses a lifting desk for education, and belongs to the field of desk and chair equipment for education. A writing desk is fixed to the top of a second supporting frame, a storage boxis fixed to the right side of the writing desk, a chair is fixed to the top of a main shaft of a first hydraulic cylinder, a first ultrasound sensor is fixed to the lower portion of a first supporting frame, the first hydraulic cylinder is fixed to the center above a working platform, an adjusting device is fixed to the part above a pressure sensor, the pressure sensor is installed on the top ofthe base, a photographing illumination device is fixed to the part above the writing desk, a controller is fixed to the top of the base, and a second ultrasonic sensor is fixed to the part above the base. According to the lifting desk, height data of a student is detected through an intelligent camera, the height difference between the chair and the working platform and the writing desk can be changed through the adjusting device, so that student is at the best sitting posture state, the brightness of an illumination lamp is changed according to the brightness of environment light by the photographing illumination device, the sitting posture of the student is improved, and the health of eye sight of the student is protected.

The embodiments of the present invention relate to a dynamically-changing lighting method. The method includes the following steps that: the power supply output module of a dynamically-changing devicealternately outputs first power supply signals and second power supply signals according to lighting control signals, the electrical parameters of the first power supply signals comprise one or moregroups of first dynamically-changing electrical parameters, the electrical parameters of the second power supply signals comprise one or more groups of second preset fixed or dynamically-changing electrical parameters; and one or more lighting portions of the dynamically-changing device generate first dynamically-changing light signals under the driving of the first power supply signals, so that the dynamically-changing device intermittently outputs first dynamically-changing lighting light.

The invention discloses an intelligent table lamp with a sitting posture reminding function. The intelligent table lamp comprises a lamp holder, a rotating arm, a stand column and a base. One end of the rotating arm is rotationally connected with the lamp holder, and the other end is rotationally connected with one end of the stand column; the other end of the stand column is connected with the base; a processing control unit is arranged in the stand column, a sitting posture detection method is integrated in the processing control unit and is used for detecting the sitting posture condition of the user and feeding back a detection result to the user, and if the detection result is wrong, the user is reminded that the sitting posture is incorrect. According to the invention, sitting posture image data of a user is collected and uploaded through the camera; the processing control unit of the desk lamp is used to remind bad sitting posture of the user, the user does not need to wear anyfunctional accessory, use is easy and convenient, somatosensory discomfort cannot be generated, a neural network system is adopted, the use habit of the user can be automatically learned, an algorithmis automatically optimized, the sitting posture judgment accuracy can be improved after the user uses the system for a long time, and better use experience is brought to the user.

The embodiment of the invention relates to a background lighting device of an information terminal. The background lighting device comprises an illuminating lamp, a driving module for controlling theilluminating lamp and a first port for connecting the information terminal. The background lighting device further comprises a control module, which is arranged on the information terminal or in the background lighting device. The control module installed on the information terminal is connected with the first port through a second port of the information terminal, and controls the illuminating state of the illuminating lamp. The control module arranged in the background lighting device is connected with the driving module and controls the lighting state of the illuminating lamp, and is connected with the second port of the information terminal through the first port. The control module receives the control data input by a user according to the display parameters of the display screen of the information terminal and sends the control data to the driving module, so that the illuminating parameters of the illuminating lamp can be adjusted so as to control the illuminating output of the illuminating lamp.

The embodiment of the invention relates to an information terminal. The information terminal comprises a display screen and a communication device, and further comprises a light sensing device and a display screen display parameter adjusting unit; wherein the light sensing device acquires state parameters of the background environment of the information terminal and sends the state parameters to the display screen display parameter adjusting unit; the display screen display parameter adjusting unit adjusts the display parameters of the display screen based on the preset corresponding relationbetween the display parameters of the display screen and the state parameters of the background environment according to the state parameters of the background environment to enable the display parameters of the display screen to be matched with the lighting state of the background environment of the information terminal, wherein the display parameters at least comprise brightness and/or color temperature, the display screen display parameter adjusting unit comprises an adjusting device for adjusting display parameters of the display screen. After display parameters of the display screen are adjusted, corresponding relation between the display parameters of the display screen and the lighting state of the background environment is changed and the preset correction corresponding relation isgenerated.

The invention discloses an intelligent pencil case, which comprises a box body, an inverter and a storage battery are fixedly connected to the left end of the inner cavity of the box, a groove is opened on the left end of the inner surface of the box, and the inner cavity of the groove is fixed An electric telescopic rod is connected, and the front surface of the box body is fixedly connected with a distance sensor, an alarm, an airflow sensor and a controller in sequence from left to right, and a sensor switch is fixedly connected with the outer surface of the controller in sequence from left to right , a lifting switch and a light switch, the top of the box body is movably connected to a cover plate through a hinge, and the left end of the lower surface of the cover plate is fixedly connected to a connecting rod. In the present invention, an airflow sensor is embedded on the front surface of the box body, and the cover can be opened automatically only by blowing air to it, which solves the problem that the existing pencil case is opened manually, which not only reduces the intellectualization of the pencil case At the same time, it also reduces the problem of students' interest in learning.

The invention discloses computer display equipment with a front-end protection structure. The computer display equipment comprises a main body, a protection mechanism is mounted at the top end of themain body, a display screen is fixed in the middle of the main body, fixing mechanisms are mounted at the left end and the right end of the display screen, a frame is mounted around the outer wall ofthe display screen, a button is mounted at one end of the left side of the frame, and mounting mechanisms are mounted at four corners of the body. The computer display equipment with the front-end protection structure is provided with the protection mechanism, so that a user can conveniently conduct dustproof treatment on a vehicle-mounted display screen, and the vehicle-mounted display screen iseffectively protected; a dustproof cloth strip is stretched from a top box through rotation of a center inner rod in the middle of the top box and a rotating handle, and through rotation contraction and rotation of the center inner rod, the dustproof cloth strip is fixed through magnets at the left end and the right end, so that poor sealing performance during covering is prevented; and the dustproof cloth strip is of a spinning structure, so that heat generated in the main body is effectively dissipated.

The invention discloses a classroom lamp. The classroom lamp comprises a rack, a connection adjusting assembly, an omnibearing lighting assembly and an intelligent control assembly, the intelligent control assembly is arranged at the rack, the connection adjusting assembly is arranged at the top of the rack, and the omnibearing lighting assembly is arranged at the rack; according to the classroomlamp, side irradiation is conducted on the transparent lamp panel through the first LED lamp panel and the second LED lamp panel, so that light emitted by the two LED lamp panels can be refracted by the transparent lamp panel, and the upper face and the lower face of the transparent lamp panel can emit light at the same time; light emitted by the bottom face of the transparent lamp panel can directly irradiate a user, meanwhile, light emitted by the top face of the transparent lamp panel can be projected to a ceiling and irradiates the back face of the classroom lamp after diffuse reflection of the ceiling, and therefore the user experience of space all-around lighting is achieved, and the vision health of the user can be protected through the all-around lighting mode. Meanwhile, the classroom lamp can be automatically adjusted and turned on and off through the intelligent control assembly.

The embodiment of the invention discloses a color temperature adjusting method and a terminal. The method is applied to a terminal. The method comprises: receiving Color Temperature Adjustment Operation, determining a target color temperature value corresponding to the color temperature adjusting operation, and displaying a usage prompt message and/or a color temperature effect map corresponding to the target color temperature value. The user can judge whether the adjusted color temperature value meets the use demand according to the use prompt information, and then accurately adjust the colortemperature value of the terminal according to the judgment result, thereby ensuring the display effect of the terminal, ensuring the visual health of the user, and improving the user experience.

The invention discloses a piece of display equipment capable of preventing close-range watching, and belongs to the technical field of display equipment. The equipment solves the problems in the prior art that eye damage will be caused by long-time close-range watching during our use of a display and thus vision will be influenced; and particularly, the problem of nearsightedness can be caused at a very young age due to improper distance control of a student computer. The equipment disclosed by the invention comprises a base and a display screen disposed on the base, wherein a distance control device used for distance control is disposed on the base; and the distance control device comprises a distance strut disposed on the base. The equipment disclosed by the invention is used for information display.

The invention discloses a safety display device for a computer; the safety display device comprises a base, a lifting frame and a display screen; the lifting frame is fixed to the base and comprises a motor, a screw, a cross beam and two columns; the two columns are fixedly welded to the left and right of the base respectively; two ends of the cross beam are fixedly connected to the top ends of the two columns respectively; the motor is fixed to the rear middle of the base; the output end of the motor is fixed to the screw through a coupling; the top end of the screw is rotationally connected to the cross beam through a bearing; a connection seat is fixedly connected to the rear of the display screen; two ends of the connection seat are provided with slide holes matching with the columns; the center of the connection seat is provided with a screw hole matching with the screw; the connection seat is slidably connected to the lifting frame. The safety display device allows the height of the display screen to be adjusted according to a user's height, can provide a reminder for the user about surrounding light, is convenient to use, and is good for the user's health.

The invention relates detection equipment used for a product shell character graph and version identification, and a detection method. The shell of a detected electronic product is fixed on a jig; characters or graphs formed by the irradiation of the light sources of a first LED (Light Emitting Diode) lamp and a second LED lamp on the surface of the shell of the detected product are independentlyregulated to enable the imaging intensities of illumination of the characters or the graphs in three USB (Universal Serial Bus) high-definition electron microscopes to be optimal; the positions of thethree USB high-definition electron microscopes are regulated to achieve an equipment testing requirement; in a vision detection system, the model catalogue of the detected product is established andstored; and a start button is pressed down, the vision detection system photographs the characters or the graphs on the surface of the shell of the product which needs to be detected through the threeUSB high-definition electron microscopes, the characters or the graphs are compared with a stored reference character or image, if a similarity between the characters or the graphs and the stored reference character or image is greater than or equal to a set value, the product is judged to be qualified, and if the similarity between the characters or the graphs and the stored reference characteror image is smaller than the set value, the product is judged to be unqualified. By use of the method, whether different font graphs and versions are mixed or not can be automatically judged, and theintegral lack situation of font graphs is also automatically judged.