314results about How to "Enhance the sense of technology" patented technology

The invention provides a fully-automatic face seamless synthesis-based video synthesis method. With the fully-automatic face seamless synthesis-based video synthesis method adopted, insufficient real-time property in high-definition video processing of a face detection algorithm in the prior art can be solved. The fully-automatic face seamless synthesis-based video synthesis method of the invention comprises the following steps that: a video communication application provided by an intelligent television terminal is utilized to perform video connection; an image or video file which is locally arranged or arranged in a cloud server is adopted as a background (BG) to be synthesized; face detection is respectively performed on data foreground (FG) and background (BG) data which are acquired by a camera through using the face detection algorithm, and geometric transformation coefficients are calculated through face internal key point positioning and facial contour lines or a face minimum bonding rectangle frame; and accurate registration from the foreground (FG) to the background (BG), and face region data synthesis can be accomplished. With the fully-automatic face seamless synthesis-based video synthesis method of the invention adopted, the face image of a user can be conveniently synthesized into any existing images or videos in the process of video communication, and therefore, a sense of science and technology and interestingness can be added in the video communication, and fully-automatic seamless face synthesis of non-specific people can be realized.

The invention discloses a method and a system for implementing application recommendation based on facial image characteristics. The method comprises the following steps that: when a user logins an application store, a camera is started to acquire a user facial image; the facial image and a user registration facial image which is stored in a server are compared, and when user facial image characteristics are consistent with characteristics of the registration facial image which is used during registration, the user enters the application store; the server queries a similar user in a facial characteristic similarity database according to the facial image, and transmits an application which is used by the similar user at present; and the application store presents the similar user which is transmitted by the server and the application which is used by the similar user at present. By the method and the system for implementing the application recommendation based on the facial image characteristics, the similarity of the user facial image is checked, the application which is used by the similar user is found out to improve the interactivity and interestingness of users, and the high-technology feeling of a product is reflected.

The invention relates to a method for remotely controlling appointment charging of a power battery of an electric car. The electric car related in the method is provided with a car-mounted information system T-BOX or a corresponding control module which has the remote information interaction and necessary identity verification functions; meanwhile, an APP with the functions of remote charging control on-off, remote charging mode selection, charging time starting and stopping setting and the like is customized, developed and installed on a mobile terminal of a user; the car-mounted information system and the APP have the mobile internet communication function, and are used for transmitting information or instructions of user demands, car states and the like, meeting the timing charging demands of car owners at any time and any place and learning about the state of the power battery.

The invention discloses a vehicle, a parking control method and device. The method comprises the following steps of obtaining the parking capacity data of a driver and the environmental information around the vehicle, controlling the vehicle to be parked into the current parking space when the current parking space is available according to the parking capability data and the environmental information, detecting the nearest distance between the vehicle and the surrounding obstacles in the process of controlling the vehicle to be parked in the current parking space, controlling a braking systemof the vehicle for braking and controlling a drive motor of the vehicle to output 0 torque according to the fact that a collision risk exists in the current trajectory and if the nearest distance equal to or less than the preset distance threshold. According to the method, by detecting the nearest distance between the vehicle and the surrounding obstacles in real time, the vehicle running trajectory is predicted according to the vehicle body orientation, steering and gear so as to predict the collision cut risk, the braking system is controlled timely to take the braking measures and controla power system to disconnect the power output, the occurrence of the collision cut is effectively avoid, and the safety and practicability of the vehicle are greatly improved.

The invention discloses a vehicle keyless welcome entry control system and method and a vehicle, and the system comprises a communication module which sends a first instruction when a target intelligent terminal is searched; a control module which is used for carrying out identity verification on the target intelligent terminal according to the first instruction, sending out a second instruction after the verification is passed, obtaining a motion trail of the target intelligent terminal according to the position data of the target intelligent terminal and controlling the welcome lamp or the vehicle door according to the motion trail; and a positioning module which is used for acquiring position data of the target intelligent terminal according to the second instruction. The system is lowin power consumption and high in anti-interference capability, the polling awakening control module and the interactive authentication process are completed through the communication module, high-precision positioning of the intelligent terminal is achieved through the positioning module, the motion trail of the target intelligent terminal is obtained through the control module, and therefore accurate control over keyless welcome entry of a vehicle is facilitated; the reliability and safety of the vehicle are improved, the science and technology feeling and intelligence of the vehicle are improved, and then the user experience is improved.

The invention discloses an intelligent bathroom cabinet device, solving the problem that the present bathroom cabinet has single function. The device comprises a cabinet body, a plurality of article cabinets, a operation control panel, and a bathroom cabinet control board assembly connected with the operation control panel and arranged in the cabinet, a washing basin and a mirror are arranged on the cabinet body, an intelligent washing basin device connected with the bathroom cabinet control board assembly and used for the washing basin and a water and mist preventing device connected with the bathroom cabinet control board assembly and capable of automatically adjusting the temperature of the mirror surface are arranged in the cabinet body, a negative ion device connected with the bathroom cabinet control board assembly and making the air generating negative ion is also arranged in the cabinet body. In the intelligent bathroom cabinet device, a liquid crystal temperature digital display and a touch button are applied in the water outlet and self-induction water outlet, the intelligent bathroom cabinet device has the functions:water and mist preventing mirror, instant heating system, intelligent induction water outlet, automatic lighting in the article cabinet, negative ion health function, ozone sterilizing and the like.

The invention discloses a meal taking cabinet. The meal taking cabinet comprises a control cabinet and an auxiliary cabinet and is characterized in that the control cabinet is provided with a controller, the control cabinet and the auxiliary cabinet are parallelly arranged, the auxiliary cabinet is provided with a plurality of separated meal storage cells, a cell door for opening and closing eachmeal storage cell is hinged to one side of the opening, located on the front side of the auxiliary cabinet, of the meal storage cell, the other side, opposite to the hinged side, of each cell door isprovided with a lock cooperatively connected with the corresponding meal storage cell, each lock is an electric control lock and can be unlocked under the control of the controller, a first scanner isfixed on the front side, on the same side of the cell doors, of the control cabinet, a second scanner is fixed on the rear side, opposite to the front side, of the control cabinet, the first scannerand the second scanner are connected with the controller and controlled by the same, and an LED lamp electrically connected with the controller is arranged in each meal storage cell. By using the mealtaking cabinet, revenue can be increased while customer dining experience can be improved and popularity among consumers can be increased, fast food delivery efficiency is increased, the working efficiency of attendants is increased, time waste is reduced, and workload is lowered indirectly.

The invention discloses an automobile driving style self-learning method and device, equipment and a storage medium in automobile control. The method comprises the following steps: switching a vehicle driving state into a general mode; obtaining driver operation information and vehicle driving information; respectively extracting an operation characteristic parameter and a driving characteristic parameter from the driver operation information and the vehicle driving information; searching classification in a driving style classifier according to the operation characteristic parameters and the driving characteristic parameters to obtain a classification result; according to the classification result, identifying and matching the driving style of the driver to obtain a driving style matching result, and storing the driving style matching result; according to the driving style matching result, changing the vehicle driving state, the driver can select the driving style by himself / herself to adapt to different driver styles, the driving comfort is improved, the vehicle using experience of a user is improved, and the science and technology feeling of the vehicle is also improved.

The invention provides a vehicle air conditioner control system and method. The vehicle air conditioner control system is used for controlling air outlet of a controllable vehicle air conditioner witha spherical air outlet and mainly comprises a controller, a temperature detection module and a threshold storage module, wherein the temperature detection module is arranged in a compartment and usedfor detecting temperature field information in the compartment and transmitting the detected temperature field information to the controller; the threshold storage module is connected with the controller, wherein a temperature threshold corresponding to the temperature field information is stored in the threshold storage module; and a comparator is connected with the controller in a controlled manner and used for comparing the temperature field information obtained by the temperature detection module with the temperature threshold so that the controller can control the air volume and / or angleof the spherical air outlet according to a comparison result. According to the vehicle air conditioner control system, the air outlet volume and / or angle can be controlled according to the temperature field information in the compartment so as to realize intelligent adjusting and personalized layout of the air conditioner air outlet; and therefore, the comfort and technological sense of the vehicle can be improved, and the vehicle air conditioner control system and method is in line with the current intelligent cab development trend.

The invention discloses an interaction integrated system of a rear projector type digital sand table model, comprising a building entity sand table model arranged on an exhibition stand. The inventionis characterized in that the system also comprises a projector arranged on the lower part of the exhibition stand surface; images emitted by the projector are transmitted to a projecting film on theexhibition stand surface in the mode of vertical projection or horizontal reflection and are injected into the building entity sand table model; animated images and static building entity sand table model are combined to ensure that the building entity sand table model has vivid displaying effect. The projector is connected with a central controller, the input port and the output port of the central controller are connected with a console, and the output port thereof is connected with stereo equipment. The display is arranged in front of the building entity model, or one or more than one projector is arranged diagonally above the building entity sand table model to project onto a hanging curtain in front of the building entity sand table model; images on the display or the hanging curtainare combined with the image on the building entity sand table model to ensure that the model has clear and detailed displaying effect.

The invention provides an automatic light control system, which is used for controlling a dipped headlight to be lit up after an automobile key is positioned at an OFF gear. The automatic light control system comprises an operating component, a judging unit and a light-up unit. The operating component transmits operational commands whether the dipped headlight is started or not, the judging unit judges whether the automobile key is positioned in the OFF gear or not and whether the operating component transmits the operational commands to start the dipped headlight after the automobile key is positioned in the OFF gear or not, and the light-up unit supplies electricity to the dipped headlight when the judging unit judges that the operating component transmits the operational commands to start the dipped headlight within a preset period after the automobile key is positioned in the OFF gear, so that the dipped headlight is lit up for a preset time. The invention further provides an automobile body control system comprising the automobile light control system. By the aid of the automobile light control system, the dipped headlight can still be lit up according to operation of a driver when the automobile key is in an OFF state, accordingly, the driver can walk on an illuminated road to go home after getting off from an automobile, or the driver can walk on an illuminated road to get on the automobile when needing to drive the automobile at night.

The invention provides a vehicle-mounted laser projection key system and a vehicle. The system comprises a laser projection module for projecting keyboard images in a corresponding projection zone according to digital-analog information of the projection zone, an image acquisition module for acquiring the keyboard images, and a processor pre-stored with the digital-analog information of the projection zone and used for judging keys triggered by a user on the keyboard images according to the digital-analog information of the projection zone and multiple keyboard images acquired by the image acquisition module and generating action instructions corresponding to the keys. The vehicle-mounted laser projection key system does not use a parallel light emitting device and can achieve the functions of the vehicle-mounted laser projection key system only through the image acquisition module, the projection module and the processor and combining with vehicle model digital analogy.

The embodiment of the application discloses an audio processing method and apparatus, a storage medium, and a mobile terminal. The method comprises: acquiring a to-be-processed audio signal; determining a segmentation time length according to a preset segmentation rule and carrying out segmentation on the to-be-processed audio signal to obtain sub audio signals; and on the basis of the preset rule, playing the sub audio signals. Therefore, the interestingness and the sense of science and technology of the user are enhanced.

The invention relates to the technical field of elevators, and discloses an intelligent delivery method and system for taking an elevator by an AGV. The invention aims to solve the technical problemsthat a deliveryman takes the elevator to convey expresses and food is inconvenient to deliver at present. The method comprises the following steps that S1, the AGV is used for acquiring the goods delivery address floor information of goods conveyed by the AGV; S2, the AGV arrives at the hall station, and the deliveryman calls the elevator and applies for locking the elevator, so that the elevatorenters a service mode; S3, after the locking is successful, the elevator arrives an elevator landing layer and the door is opened, the AGV enters the elevator, and the elevator door is closed; S4, theelevator runs to a floor position where floor information acquired by the AGV is located in the step S1, the AGV leaves the elevator, and the elevator is closed; and S5, after the AGV leaves the elevator, an unlocking application is issued, and the elevator exits the service mode. According to the technical scheme, the AGV enters the elevator and sends the goods to the destination floor, so thatthe labor is greatly saved, the intelligence and the efficiency are improved, and meanwhile, the order management of a building is more convenient.

The water dispenser is intelligently managed by the Internet. The bucket is placed in the bottom cabinet, a water flow sensor and a TDS detector are placed on the movable layer on the bottom cabinet, and a sterilizer and a self-priming pump are installed at the rear of the bottom cabinet. The self-priming pump is connected to the filter element at the rear of the middle cabinet, and the outlet of the filter element communicates with the buffer tank at the front of the middle cabinet, the refrigerator at the upper cabinet, and the ice maker at the top cabinet through solenoid valves. Two outlets are provided, one outlet communicates with the bucket through a solenoid valve, and the other outlet connects with the rapid heater through a DC pump solenoid valve. The present invention comprehensively uses the most advanced water treatment technologies such as full-process sterilization, ultrafiltration of water purification, second-speed hot water, refrigeration and ice making, etc., through remote intelligent control, carries out drinking water health management in the cloud, and designs different styles according to different living environments. The solid wood cabinet is integrated into specific drinking water occasions, creating a noble, comfortable and natural drinking water environment for people.

The invention discloses a domestic electric appliance display panel and control panel composite overturning mechanism. A control panel of the domestic electric appliance display panel and control panel composite overturning mechanism is arranged on a support. A display panel is arranged on the control panel. A motor drives a first transmission shaft to rotate through a first transmission mechanism. A clutch mechanism can make the first transmission shaft and a second transmission shaft to disengage from each other or to be in linkage. The first transmission shaft drives a supporting shaft to synchronously rotate through a second transmission mechanism. The display panel does the overturning motion under rotation of the supporting shaft. Two sun gears are arranged and installed at the two ends of the second transmission shaft correspondingly. The sun gears and planet gears are arranged in a planet carrier, and the planet carrier is fixed to the back of the control panel. According to the composite overturning mechanism, composite overturning of the display panel and the control panel is achieved through the single motor, the structure is simple and compact, the mode that the displaypanel and the control panel are overturned at different angles at the same time is provided for users, and the users conduct watching and operation at the optimal angle; and in addition, when the machine is powered off, the display panel or the display panel and the control panel can be manually reset.

The invention provides a combination instrument based on a CAN (controller area network) bus, which has an on-line diagnosis function and can effectively improve a signal display reuse area and the display technology sense. The combination instrument comprises an instrument shell, an intelligent terminal display screen, a display control unit and a CAN interface module, wherein display information (comprising sensor information and I / O information) is transmitted to the combination instrument via the CAN bus to be displayed; a diagnosis protocol adopts CAN-based KWP2000 on-board diagnostic service protocol; the intelligent terminal display screen comprises an LED (light emitting diode) display area and a liquid crystal display area; and the liquid crystal display area further comprises a multifunctional display area capable of carrying out switching display. When the combination instrument is adopted, the display information amount and the display precision can be greatly improved. Meanwhile, the combination instrument based on the CAN bus has an on-line fault diagnosis function, and the maintainability of a finished vehicle can be effectively improved.

The invention relates to vehicle-mounted electronic systems, and discloses a vehicle-mounted electronic rearview mirror head-up displaying device. The vehicle-mounted electronic rearview mirror head-up displaying device comprises a first camera, a second camera, a third camera, an image processor, a projection device connected with the image processor and a front windshield. The first camera, the second camera and the third camera are configured with A / D converters respectively, and the A / D converters on the first camera, the second camera and the third camera are connected with the image processor. Traditional inner and outer rearview mirrors are replaced with the cameras, collected image information is imaged right in front of a driver, the driver can conveniently monitor view fields behind and on the two sides of a vehicle under the right view condition, reaction time is shortened in the back up and lane changing process, and traffic accidents are reduced. The cameras are all small, exquisite and easy to arrange, and the drag coefficient and orthographic projection area of the whole vehicle are reduced. The shooting range is greatly widened, and the view blind area is lowered. Percentile position adjustment caused by different human bodies can be avoided.

The invention discloses an internal rearview mirror adjusting method and system of a vehicle, and the vehicle. The internal rearview mirror adjusting method of the vehicle comprises the steps that a line group of reflecting lines from eyes of a driver to connecting lines of a plurality of edge points on the edge of an internal rearview mirror is obtained; whether an intersection point exists between the line group of the reflecting lines and a rear glass transparent area or not is judged; and if the line group of the reflecting lines has the reflecting line which forms the intersection point with the rear glass transparent area, the reflecting angle of the internal rearview mirror is accordingly further adjusted according to the internal rearview mirror edge area where the reflecting linebelongs till the line group of the reflecting lines does not have the reflecting line which forms the intersection point with the rear glass transparent area. According to the internal rearview mirroradjusting method of the vehicle, the internal rearview mirror can be automatically adjusted to the appropriate reflecting angle according to the eye position of the driver, so that the driver has ideal vision, manual adjusting of the driver is not required, and convenience is provided for the driver.

The invention discloses a reminder device and a control system for autonomous parking of an automobile, A system for control autonomous parking of automobile include a processing module, The processing module is respectively bidirectionally connected with a parking man-machine interaction module, an environmental data acquisition module, a driving data monitoring module, an instrument execution module, an early warning module, a vehicle strategy control module and a storage module. The processing module comprises a parking path planning unit, and the parking man-machine interaction module comprises a strategy execution prompting unit. The invention does not require the user to start the function in advance, which can compensate the driver for missing the expected parking space because theparking function is not switched on in advance, Enhancing the sense of user experience, enhancing the sense of system science and technology, and safeguarding the safety of drivers, occupants and vehicle cargo, greatly reducing the incidence of traffic accidents caused by parking, has great practical significance, at the same time, will produce tremendous social and economic benefits.

The invention discloses an assistant exoskeleton robot based on a mobile platform, and relates to the field of bionic wearable exoskeleton robots. The assistant exoskeleton robot comprises a mechanical structure of a lower limb human bionic exoskeleton, an exoskeleton mobile platform, a hip bionic structure and a back mounting plate, wherein the exoskeleton mobile platform is positioned at the bottom end; the mechanical structure of the lower limb human bionic exoskeleton is fixedly mounted on the upper surface of the exoskeleton mobile platform; the hip bionic structure is fixedly mounted at the top end of the mechanical structure of the lower limb human bionic exoskeleton; and the back mounting plate is fixedly mounted on the rear part of the hip bionic part. By improving the conventional lower-limb exoskeleton structural form and arranging an intelligent assistant mobile platform, freedom of each joint is integrated, so that the assistant motion function of the system is met under different motion environments; and the light structural form improves man-machine safety and use comfort, improves the assistant effect of the novel exoskeleton and expands the application field of the novel exoskeleton.

The invention discloses electric appliance equipment and a power-on / standby control method thereof. According to the method, when an infrared light reflection object exists in a preset scope of a transparent panel, the infrared light reflection object is induced by a near-distance sensor, and an MCU controller is triggered; when the infrared light reflection object is determined by the MCU controller to emit a power-on / standby operation signal, a power-on / standby state of electric appliance equipment is acquired, when the electric appliance equipment is in the power-on state, the electric appliance equipment is controlled to enter the standby state, when the electric appliance equipment is in the standby state, the electric appliance equipment is controlled to enter the power-on state, and breathing of an LED lamp is further controlled to make an icon on the transparent panel generate the breathing effect. Through the method, the power-on / standby state of the electric appliance equipment can be controlled in a non-contact operation mode, the breathing effect is generated on the icon on the transparent panel during the power-on process, so scientific sense and mystery sense are improved, and the electric appliance equipment is made to be better.

The invention relates to a passenger car tail lamp and a passenger car tail lamp light rhythm control method. The passenger car rear tail lamp comprises a rear back door tail lamp and a side wall taillamp which are located at the position of a passenger car back door, and the side wall tail lamp and the rear back door tail lamp each comprise a rear position lamp. The tail lamp light rhythm control method comprises a tail lamp rhythm control strategy and unlocking and locking rhythm actions, the tail lamp rhythm control strategy is divided into a BCM control strategy and a tail lamp control strategy; and the unlocking and locking rhythm actions include three actions of rhythm, normally-on and gradually-off. According to the invention, when a user uses a vehicle to unlock and leaves the vehicle to lock; a vehicle controller BCM inputs a rhythm signal to the rear tail lamp; the rear tail lamp controls a plurality of light sources of the rear position lamp to be lightened according to thepreset lightening sequence, lightening time and lightening mode through a control circuit in the lamp, the lamplight rhythm effect is achieved, the ceremony feeling is brought to a user in the lamplight waving process, and the science and technology feeling and the distinguishing degree of the whole vehicle are improved.

The invention discloses an automatic parking switching method, an electronic device and a vehicle. The method includes the steps that a manual parking state is entered in response to a parking behavior of a driver; a target parking space is determined, parking trajectory planning of the target parking space is completed, and parking trajectories of the target parking space are updated according to the real-time information of a vehicle to obtain the real-time updated parking trajectories; and in response to a request of automatic parking, according to the real-time updated parking trajectories, the vehicle is controlled for automatic parking. According to the automatic parking switching method, the electronic device and the vehicle, the searched parking space information does not be cleared when a user starts manual parking, and the parking trajectories are updated according to the real-time information of the vehicle during manual parking, and the user is waited to start automatic parking, so that the user can quickly switch from manual parking to automatic parking. By taking over the vehicle in half way and completing automatic parking, the time of the user can be saved, and the senses of experience and technology of the user can be greatly improved in an era of tight parking spaces.

The invention discloses an emergency mobile toilet for an expressway, which comprises a stabilizing block, a tent main body, a fan frame and a toilet block, wherein a first rope buckle is arranged above the stabilizing block, a binding rope is arranged above the first rope buckle, a second rope buckle is arranged above the binding rope, and the right side of the second rope buckle is provided witha buckle; by arranging the toilet block, a backrest, a support column, a mounting plate, a fixing buckle, a turntable, a spring, a spiral rod, a base and foot pedal blocks; when a user uses the toilet, each person is provided with a garbage bag, the garbage bag passes through the toilet block, the periphery of the garbage bag is fixed through the fixing buckle, the user can sit above the toilet block for relieving, after finishing, the user can step on the pedal blocks to drive the turntable to rotate through the spiral rod, the turntable drives the bottom of the garbage bag to rotate, the upper part of the garbage bag is fixed by the fixing buckle, the garbage bag can be quickly sealed, and the user can tighten the garbage bag and throw the garbage bag into a sealing box.

The invention relates to a hotel guest room self-service platform which is characterized by comprising a background cloud side server, a hotel reception WEB management page and guest room self-service equipment bodies. The guest room self-service equipment bodies are arranged in multiple guest rooms of multiple hotels. Each guest room self-service equipment body comprises a liquid crystal display screen and a storage warehouse. The storage warehouse is used for storing commodities. The room users can buy the commodities in a self-service way. The hotel reception WEB management page identifies check-in registration information of the room users and uploads the check-in registration information to the background cloud side server. The background cloud side server pushes information related to the room users to the liquid crystal display screen to perform customized information display by performing data analysis on the room user information. The hotel guest room self-service platform has the advantages of electric energy saving, privacy protection and fast payment and can also customize service information so as to provide the service information to the users in a targeted way and increase the user experience effect.

The invention discloses a control system based on TOF gesture recognition, belonging to the technical field of automobile parts and components. The control system based on the TOF gesture recognitioncomprises an image recognition module, an image processing module, a TOF control module and a BCM module; wherein the image recognition module is connected with the image processing module; the TOF control module is connected with the image processing module; and the TOF control module is connected with the BCM module. Through the technical scheme disclosed by the invention, on the one hand, the multifunctional buttons on the steering wheel in the prior art can be replaced and the vehicle can be controlled through gestures, so as to realize functions such as adjusting volume, lifting gear, telephone and so on; and when the driver driving, the distraction caused by ''blind operation'' can be avoided, therefore, the security of driving is improved; on the other hand, the key operation mode in the prior art can be replaced, therefore, the technology sense of the whole vehicle is improved.

This application provides a two-dimensional code for a wedding invitation, the two-dimensional code contains basic wedding information, a wedding invitation video, a seating arrangement table, and a third-party application interface, wherein the third-party application interface is used to connect to a third-party social application to Respond to the invitation. The present application also provides a generating method, a pushing method and a reading method of the two-dimensional code of the wedding invitation. This application sends wedding invitations in the form of QR codes online through a third-party application, and guests can obtain relevant information and reply by scanning the codes, realizing online management of wedding invitations and responses, increasing the interaction between guests and hosts to enhance the sense of participation, and at the same time providing The wedding adds a sense of technology and fashion.

The invention discloses a portable microscopic imaging device, which is detachably connected to portable imaging equipment (3) with a camera (31) and an illuminator (32). The portable microscopic imaging device comprises a lens (1) and a lens body (2), wherein the lens body (2) is made of transparent or semi-transparent solid materials, and the thickness of the lens body in a length direction is even; the outer surface of the front side (20b) of the lens body (2) is locally provided with an independent mirror surface reflection layer or a diffuse reflection layer to cover the illuminator (32);the mirror surface reflection layer or the diffuse reflection layer is made of light-proof materials and forms a sealed annular light transmission ring with the peripheral edge of the front side (20b) of the lens body (2); and the opening size of the mounting hole (21) of the lens body (2) on the front side (20b) of the lens body is greater than the size of the lens (1). Through the re-optimization design of the structure, the imaging device has the advantages of being small, light, convenient, easy in use, high in imaging quality and high in amplification factors.