54 results about "Light-adapted" patented technology

The invention discloses a self-adaptive illumination adjustment image measurement method, and belongs to the technical field of image measurement. According to the method, adaptive adjustment is carried out on hardware and a related algorithm simultaneously according to environment illumination changes, the exposure amount of an image is changed by adjusting the exposure time of a camera on the hardware, and exposure adjustment is used for ensuring that the gray level distribution of an image sequence obtained by the camera in an interested area is consistent with that of a reference image as much as possible in the measurement process. Exposure adjustment of a camera is global adjustment for an image, and overexposure or underexposure pixel points still possibly appear in a local area of the image. Therefore, an illumination robust digital image correlation algorithm is provided, the gray level distribution of the sub-regions is adjusted in real time during correlation calculation, the registration precision of the sub-regions is improved by removing saturated pixels in the sub-regions, the sizes of the sub-regions are adaptively adjusted according to illumination changes, it is ensured that the sub-regions contain enough and rich gray level information, and the registration precision of the sub-regions is improved. And the robustness of a related algorithm in suppressing illumination interference is improved.

The invention provides a self-adaptive wide-color-gamut low-blue-light display screen system. The self-adaptive wide-color-gamut low-blue-light display screen system comprises a four-primary-color Micro-LED array and a perovskite quantum dot stabilizing layer. According to the system, image signals are mapped through a nerve driving module, the blue light peak value is dynamically adjusted through a bio-optical engine, the partition inhibition coefficient beta (x, y, t) is calculated based on the pupil diameter and the watching duration, and the blue light harm is reduced to the RG0 level. The yellow light chip fills up the RGB color gamut gap, the quantum dot layer ensures the color accuracy, the initial blue light wavelength avoids a harmful wave band of 415-455nm, and collaborative optimization of a wide color gamut and low blue light is achieved.

A method for treating near-retina floaters includes dilating a pupil of an eye of a patient to at least 6.6 millimeters (mm). While the pupil is dilated to at least 6.6 mm, the method further includes emitting, by an optical delivery system, a plurality of pulses from a treatment laser into the eye of the patient, each pulse of the plurality of pulses having a diameter upon passing through the pupil that substantially fills the pupil and having a focus within 3 mm of a retina of the eye of the patient. Pulses may pass through adaptive optics that may be adjusted based on light emitted from the eye, such as two-photon fluorescence or second harmonic radiation, in order to reduce spot size at the focus.

The invention discloses a modularized automobile intelligent light-emitting sealing strip system and a control and manufacturing method thereof. The system comprises: a base module having a built-in channel; the optical engine module is integrated in the built-in channel in a pluggable mode and comprises a partition light source unit, a gradient light guide body and a light sensor; and a light-transmitting outer cover module. According to the intelligent dodging control method, brightness distribution is sensed in real time through a sensor network, light source output is adjusted based on dynamic feedback and a partition cascade compensation algorithm, and self-adaptive optical compensation is achieved. According to the integrated manufacturing method, high-efficiency and high-consistency production is realized through optical engine prefabrication, matrix co-extrusion molding, modular integration and an online optical calibration process. According to the invention, the inherent contradiction between the light emitting function and the sealing function is solved, and high-reliability, high-uniformity and intelligent dynamic illumination and interaction for the vehicle are realized.

Self-calibrating adaptive optical systems, devices, and methods for biological analyte measurements are provided in accordance with various embodiments. Some embodiments include a method that includes emitting light from a laser. The light from the laser is filtered utilizing one or more short pass filters. The filtered light from the laser is focused onto an object. Light scatters from the object. The scattered light from the object is filtered utilizing a long pass filter. The scattered light from the object is collected into a spectrometer aperture. The scattered light from the object passes through a spectrometer to spatially separate the spectral components of the scattered light into a scattered spectra; the scattered spectra is filtered and detected on one or more optical sensors to form a detected spectra. The detected spectra is digitized to deliver a Raman spectra to a processor for analysis.

The utility model discloses a light source jig for testing a light sensing product, which comprises a base and a driving piece, and the output end of the driving piece is fixedly connected with a transmission rod. According to the light sensation product fixing device, along with gradual combination of the first clamping base and the second clamping base with the outer surface wall of the light sensation product, the multiple sets of protruding rods can contract to different degrees according to different connecting positions of the protruding rods and the outer area of the light sensation product, springs at the corresponding positions are compressed, and therefore the light sensation product fixing device adapts to different outer contours of the light sensation product, and fixing of the light sensation product is achieved; when subsequent detection of the same batch of light-sensitive products is still carried out, a locking rod is rotated to be screwed with a plurality of groups of moving frames, the plurality of groups of moving frames are matched with a fixed frame to realize positioning of convex rods, so that the plurality of groups of convex rods are kept in a fixed posture, then a rotating rod is rotated to enable a clamping seat II to move in a small range, and then subsequent rapid disassembly and assembly of the light-sensitive products can be carried out. And large-span movement of the first clamping seat and the second clamping seat does not need to be carried out every time.

The utility model relates to the technical field of lighting lamps, and discloses a multi-angle adjustable working lamp which comprises a shell, the bottom side of the shell is connected with a plurality of working lamp bodies through an adjusting assembly, the top side of the shell is connected with a movable frame through a connecting assembly, and the right end of the top side of the movable frame is fixedly connected with a fixing block. A fixing frame is fixedly connected to the right side of the fixing block, a motor is arranged in the fixing frame, a threaded rod is rotatably connected to the interior of the moving frame, a limiting groove is formed in the middle end of the interior of the moving frame, and sliding grooves are formed in the left end and the right end of the bottom side of the moving frame. According to the working lamp, angle adjustment of the working lamp body is achieved, the situation that in the using process, the irradiation direction of the working lamp body is fixed, the working plane is affected, and workers need to adjust the position of the working plane to adapt to the illumination angle is avoided, the using functionality of the device is improved, and the fatigue degree of the workers is reduced; the working lamp can be movably and conveniently mounted, and the mounting convenience is improved.

The application provides a physical constraint-based illumination adaptive spectral reflectance reconstruction system, an illumination adaptive spectral reflectance reconstruction framework (I-SRR) based on no known illumination, auxiliary hardware or multiple captures, which can accurately recover intrinsic spectral reflectance of a material from a single RGB image; a spectral imaging physical model is embedded into a deep unfolding framework, a differentiable optimization structure is constructed based on an alternating direction multiplier method (ADMM), a spectral formation and recovery process is implicitly integrated, a physically guided end-to-end learning is realized through deep unfolding optimization based on physical constraints; the application can realize robust reflectance recovery under unknown or complex illumination conditions, adaptively adjust features through a learned compensation mechanism, maintain consistent reconstruction accuracy in different color temperatures (4000K-11200K) and indoor and outdoor scenes, and realize robust reconstruction under dynamic illumination conditions.

Embodiments of the present invention relate to an air hygiene device for a refrigerator and a refrigerator. The air hygiene device comprises a housing (2) comprising a light exit (25), an air channel (3) within the housing, an air detection device (5) and / or an air evolution device (6) within the air channel, an illumination device (9) within the housing to generate light adapted to pass through the light exit, and a partition (7) separating the illumination device and the air channel, the air being adapted to flow along a first side of the partition, the illumination device being located between a second side of the partition and the light exit.

An adaptive optics system is provided using a nonuniform Shack-Hartmann wavefront sensor (NSHWS) including an array of nonuniform lenslets, with an orthogonal polynomial used to determine a size and a placement for each lenslet and an array of detectors located in a focal plane of the array of nonuniform lenslets with a detector corresponding to each lenslet.

The application discloses a kind of optical module fine granularity health degree evaluation method, system, device and medium, comprising: data acquisition and pre-processing, semi-supervised clustering is initially divided into "fault" sample and "normal" sample;Through the fine granularity division of "normal" sample by Transformer auto-encoder;Through the fine granularity division of "fault" sample by "fault" sample, the Gaussian mixture model of complete health sample respectively;Determine whether the port state triggers a preset event, if not triggered, directly output evaluation result;If at least one preset event is triggered, update the model used for classification in each stage, and re-evaluate the health degree level, output evaluation result.The application establishes five-level health degree quantization standard, covers the whole life cycle state of optical module from complete health to irreversible serious failure, and can adapt to the data partial drift caused by optical module aging.

An optical assembly (600) comprises an optical element (610) having an adaptable shape and an actuator assembly (620). The actuator assembly comprises a support structure (613) defining a first axis, a primary intermediate part (622), a movable part (621), and one or more actuator units. The primary intermediate part is movable relative to the support structure in a primary plane perpendicular to the first axis and comprises plurality of primary drive portions each extending out of the primary plane. The movable part comprises a plurality of driven portions each corresponding to one of the plurality of primary drive portions. Each driven portion is movable relative to the support structure to adapt the adaptable shape of the optical element. The one or more actuator units are configured to drive movement of the primary intermediate part relative to the support structure in the primary plane. Movement parallel to the primary plane of the plurality of primary drive portions effects movement of at least a subset of the plurality of driven portions out of the primary plane to adapt the adaptable shape of the optical element.

The present application relates to the technical field of water quality monitoring, in particular to a water quality residual chlorine online monitoring and optical alarm system based on DPD detection method, comprising a water quality multi-source data acquisition module for acquiring residual chlorine concentration and other multi-source water quality and process parameters; an edge computing module for fusion processing of multi-source data through its built-in data fusion and prediction analysis software system, outputting residual chlorine future change trend and risk probability by using a time series prediction model, and then dynamically mapping different risk levels and generating adaptive optical alarm control instructions; and an optical alarm module for driving a multi-color programmable light source unit according to the instructions to generate optical alarm signals with specific color, brightness, flashing frequency and mode combination strictly corresponding to the risk level. The present application realizes intelligent prediction and forward-looking hierarchical optical alarm of residual chlorine concentration, significantly improving the intelligent level and risk warning capability of water quality monitoring.

The application discloses a kind of spatial diffraction deep neural network asymmetric multifunctional imaging method and system, it is suitable for optical signal processing field.The system is composed of signal input module, all-optical diffraction neural network module and signal acquisition module.Signal input module is responsible for providing light source and modulation element, for generating and modulating optical field signal.All-optical diffraction neural network module uses double loss function optimization strategy to carry out asymmetric training.Specifically, it introduces different loss functions in different transmission directions to train different functions simultaneously, thereby realizing the diversification of signal processing.Signal acquisition module is responsible for collecting and storing the final calculation result.The application can realize different imaging functions according to the different signal input directions, thereby adapting to the diversification needs of optical signal processing, not only filling the gap in the related field, but also providing a new way of thinking for further research and application in the field of optical imaging.

The invention belongs to the crossing field of biological medicine and photoelectronic technology, particularly relates to a self-adaptive spectrum sterilization and efficacy maintenance system, and aims to solve the technical problem that active ingredients are easily damaged while efficient microorganism inactivation is realized by the traditional sterilization technology. The system comprises a spectrum generation module, a multi-mode sensing module, a dynamic regulation and control module and a closed-loop execution module, a double-target optimization model is constructed by collecting multi-dimensional data such as microbial fluorescence, Raman fingerprints, temperature and light transmittance in real time, the spectrum ratio and output parameters are adjusted online, and sterilization efficiency and drug effect maintenance are collaboratively optimized. A viable bacterium area is identified by pre-scanning, selective irradiation is implemented, and self-adaptive closed-loop control of the treatment process is realized by combining dynamic weight adjustment and compensatory protection measures. The system has the characteristics of high precision, low damage, energy conservation and safety, and is suitable for light-operated treatment of high-added-value products such as medicines and health-care products.

The invention discloses a self-adaptive optical assisted three-dimensional fluorescence and light intensity diffraction tomography imaging method. According to the method, the iteration lamination imaging technology is adopted, the three-dimensional refractive index and the wavefront aberration are effectively separated from the intensity image, the wavefront aberration solved in real time is combined, the wavefront aberration is accurately introduced into the point spread function of the imaging system, the three-dimensional fluorescence result is synchronously corrected, and therefore the reconstruction quality in the fluorescence mode is remarkably improved. According to the invention, the contradiction between the coordination of long-term imaging and high temporal-spatial resolution of the traditional three-dimensional bimodal imaging method is solved, and the method has important significance for exploring the structure and the dynamic state of a biological phenomenon on the cell and subcellular level.

Devices and methods for treating a periodontal condition are provided; the devises comprising an Intense Pulsed Light (IPL) source configured for generating treatment light adapted for the treatment of the periodontal condition, a probe configured for delivering the treatment light to the diseased body part or in vicinity thereof, and a control unit configured for controlling the IPL source and / or the probe and adapting treatment parameters to the periodontal condition.

The utility model relates to the field of light guide lighting, in particular to a self-adaptive light guide lighting device which comprises a base and optical sensors, an adjusting air cylinder is arranged at the inner side end of the base, a receiving plate is installed at the output end of the adjusting air cylinder, a plurality of optical sensors are installed on the upper end face of the receiving plate, and light gathering assemblies are arranged at the inner side ends of the optical sensors. A spiral ring is rotationally installed on the upper end face of the base through threads, a light collecting cover is installed on the upper end face of the spiral ring, and a plurality of inserting rods are inserted into the outer side wall of the spiral ring in the circumferential direction of the spiral ring. And the threaded connection position is limited and fixed through the insertion rod, relative rotation of the threaded connection position is avoided, and the stability of the device is further improved.

Systems and methods for minimally-invasive lipolysis in a target area by injecting the area with a solution of photo-absorbing nanoparticles such as substantially spherical gold nanoshells that may comprise a non-conducting core, and irradiating the injected area with a beam of near infrared (NIR) light adapted to excite the nanoparticles to melt or ablate fat within the target area.

The application discloses a panoramic examination room splicing method with adaptive light compensation and distortion correction, aiming at solving the problems of transition light change caused by uneven light, splicing fault and deformation caused by wide-angle and fish-eye lens distortion in the existing examination room monitoring splicing. The method first constructs an anchor point system in the examination room, selects and calibrates multiple reference anchor points, the reference anchor points include mandatory anchor points and auxiliary anchor points, the mandatory anchor points are permanent feature points in the examination room, the auxiliary anchor points are relatively fixed feature points in the examination room, and meanwhile, the physical coordinates, standard brightness values and structural features of the reference anchor points are calibrated and an anchor point correlation network is constructed. Then, images are synchronously collected, matching anchor points are detected, adaptive light compensation and distortion correction are carried out based on the reference anchor points, finally, the images are spliced according to the reference anchor point coordinates, and the anchor point failure effect and dynamic updating mechanism are also included. The application realizes seamless panoramic splicing of the examination room, and improves the monitoring continuity and AI analysis convenience.

The present invention provides an instrument recognition method for an inspection robot with adaptive light source adjustment. By intelligently analyzing the content of the captured image, the lighting conditions of the detection target object are determined to ensure that the instrument readings are clear and visible. By identifying the brightness level of the image, it is determined whether there is an excessive dimming or reflection problem. Once these conditions are found, the light source will be automatically triggered or the position of the light source will be adjusted to ensure the clarity of the instrument area. The present invention solves the current situation in which instrument recognition cannot be achieved due to external factors. The light source can be adaptively adjusted to meet the instrument recognition standard without human intervention, which not only increases the recognition accuracy, but also can replace the expensive light-sensing camera by combining the algorithm with the standard binocular camera equipment, effectively reducing the cost of the robot and making the automated inspection robot more economical and efficient.

Embodiments of the present application relate to the technical field of three-dimensional light field content generation, and provide a self-adaptive light ray sampling three-dimensional light field content generation method and device. The method uses a plurality of RGB cameras to collect images of a target three-dimensional scene, establishes a three-dimensional world coordinate system, and constructs a three-dimensional sampling space and a voxel space. Through a self-adaptive light ray sampling strategy, initial sampling is performed on the occupied voxels to form initial sampling points, and the resampling mode is adaptively adjusted according to the sufficiency of the initial sampling points. In addition, a neural network model is used for training to update the occupancy state of the voxel grid. Finally, a virtual rendering camera array is used to calculate a rendering light to generate a composite image, thereby generating three-dimensional light field content. Thus, the method flexibly adjusts the sampling strategy according to the geometric distribution of the scene, thereby improving the quality of the generated three-dimensional light field content.

The invention discloses a digital human real-time generation method and system fusing a layered light transmission model, and relates to the technical field of digital human modeling and real-time rendering. The method comprises the following steps: collecting optical parameters of each layer of skin, constructing a layered skin light transmission model and a radiation flux equation of each layer, carrying out layered adaptive photon mapping sampling, fusing radiation transmission results of each layer through a neural network accelerator, generating a skin material containing a dynamic reflectivity field, and outputting the skin material containing the dynamic reflectivity field. And finally, binding the optimized skin with a skeleton animation system in real time, and outputting a rendered digital human. Through layered optical modeling, dynamic sampling optimization, hardware acceleration rendering and the like, the skin optical optimization result is deeply embedded into the digital human modeling process, the skin rendering precision is improved, the dynamic adaptability is enhanced, and the problems that in the prior art, the skin of a digital human is not real, dynamic response is delayed, and the digital human is not real are solved. The skin texture and the muscle movement are not synchronous, and the like.

The application relates to the technical field of photoacoustic microscopic imaging, and discloses a self-adaptive photoacoustic microscopic imaging method, device and equipment. The method is applied to a self-adaptive photoacoustic microscopic imaging device, and the device comprises an initial photoacoustic microscopic imaging component, a continuous wave laser and a spatial light modulator. The method comprises the following steps: controlling the initial photoacoustic microscopic imaging component to emit first pulsed laser and second pulsed laser, and controlling the continuous wave laser to emit continuous wave laser; and controlling the spatial light modulator to perform wavefront modulation on the first pulsed laser, the second pulsed laser and the continuous wave laser; wherein when performing the wavefront modulation, the spatial light modulator takes a differential photoacoustic signal as feedback. The application uses a greedy algorithm to optimize a phase diagram displayed on an SLM, and dynamically compensates aberration caused by an absorber point by point through a GR effect, so that microstructures that cannot be distinguished by a traditional PAM are revealed, and the compensation of the aberration can effectively improve signal strength and lateral resolution.

The invention discloses an implantable grating array strain sensing optical cable and a forming device and method thereof. The forming device comprises an extrusion coating module, an online knurling module and a water tank cooling module which are sequentially arranged in the direction of an optical cable production line. Wherein the online knurling module comprises a central shaft body of a hollow tubular structure, a knurling execution assembly which is formed by a plurality of knurling wheels which are distributed in the circumferential direction and can move in the radial direction, and a linkage adjusting assembly which is in transmission connection with the central shaft body and the knurling execution assembly. The linkage adjusting assembly is used for converting axial adjusting motion along the center shaft body into synchronous radial opening and closing motion of the knurl wheels. Multi-wheel synchronous radial adjustment is achieved through the linkage adjusting assembly, the problem that in the prior art, the device cannot adapt to optical cable diameter fluctuation, and consequently grain depths are different is solved, the forming quality of a mechanical meshing structure is guaranteed, and the coupling performance between a sensing optical cable and a base body is improved.

The invention discloses a self-adaptive optical performance test system and a test calibration switching method, and the system comprises a light source module; a collimation and polarization module; a three-dimensional electric platform; the at least two groups of visual identification devices are respectively and correspondingly arranged in a first direction and a second direction which are vertical to each other on the periphery of the three-dimensional electric platform and are used for respectively capturing real-time images of the sample to be detected; an optical power meter; and the test controller is used for receiving a real-time image captured by the visual detection device, comparing the real-time image with a standard image to obtain a difference value between a current incident angle and a standard incident angle, and controlling the three-dimensional moving platform to move according to the difference value so as to adjust the position of the sample to be tested. And the optical power meter is used for receiving the optical power parameters measured by the optical power meter to generate a test result. According to the invention, the incident angle of the to-be-tested sample can be rapidly and accurately adjusted and identified, rapid sample switching and light source control can be carried out, and the efficiency and accuracy of optical performance testing are greatly improved.

Variable focal length adaptive optical systems, in particular thermally controlled adaptive reflector variable focal length optical systems and annular force controlled adaptive reflector variable focal length optical systems. The variable focal length adaptive optical systems operate to produce concentrated light at a selectable focal length. The selectable focal length may be dynamically adjusted or controlled. A method of manufacturing the thermally controlled adaptive reflector is provided.

The utility model relates to the field of medical supplies, in particular to a protective patch for the ophthalmology department. The protective paste for the ophthalmology department comprises adhesive paste cloth, the adhesive paste cloth comprises an adhesive area and a fixing area, a protective cotton layer is arranged above the adhesive area, a release paper layer is arranged above the protective cotton layer, an adhesive light-transmitting area is arranged in the center of the adhesive area of the adhesive paste cloth, the adhesive light-transmitting area is of a hollow structure, and the fixing area is of a hollow structure. A plastic fixing layer is adhered to the adhesive cloth positioned in the adhesive light-transmitting area; a protective light-transmitting area is arranged in the center of the protective cotton layer and is of a hollow structure. The center of the release paper layer is provided with a release light-transmitting area, the release light-transmitting area is of a hollow structure, and the release paper layer is connected through the fixing area of the adhesive cloth. The protective patch for the ophthalmology department can play a role in shielding the eyes without completely covering the eyes, and can be applied to the recovery stage after the ophthalmology department operation to enable the eyes to gradually adapt to the light environment.

A kind of self-adapting optical axis visual axis consistency correction method, comprising: first, the angle between camera coordinate system and laser coordinate system is calibrated, image visual axis is adjusted parallel with guide rail axis using standard long straight line guide rail, the plane target of vertical guide rail is controlled to move on straight line guide rail, image is shot at the nearest working distance and the farthest working distance position, the distance value at two positions is recorded, the pixel coordinates of laser point in image are obtained by image processing, and the spatial coordinates of two light points under camera coordinate system are calculated according to the camera imaging model by the focal length, pixel size parameter of camera, the straight line equation of laser axis is established under camera coordinate system;Then, according to the distance obtained by laser ranging, the actual focal length of camera, pixel size, the pixel coordinates of laser light point deviating from image center at current position are solved using laser axis straight line equation, the original image is sheared and displayed by taking laser point pixel coordinates as center, and the real-time correction of visual axis is realized.