78 results about "Digital microscope" patented technology

The invention discloses an alkali metal liquid drop shaping mechanism and an alkali metal content measuring device and method. The alkali metal liquid drop shaping mechanism comprises a shell, an alkali metal liquid drop quasi-circular shaping system, an alkali metal content analysis system and a control system, wherein the alkali metal liquid drop quasi-circular shaping system is used for driving disorderly distributed alkali metal liquid drops to a certain fixed surface of the air chamber and shaping the shape of the alkali metal liquid drops into a quasi-circular shape; the alkali metal content analysis system comprises a gas chamber analysis chamber, a gas chamber placement block, a digital microscope, an annular light source and a development board, and is used for acquiring a shaped alkali metal liquid drop image and processing the image to obtain required information; and the heating assembly, the refrigerating assembly and the alkali metal content analysis system are respectively connected with the control system in a wired or wireless manner. Quasi-circular shaping and content measurement of the alkali metal liquid drops in the air chamber can be realized, so that a more convenient and lossless air chamber internal alkali metal content testing mode is provided for researchers, and service life information of the alkali metal air chamber is perfected.

The invention relates to the technical field of microscopic biological observation, in particular to a microscopic biological observation method based on a digital microscope. Firstly, original point cloud of a sample area on an objective table is obtained through structured light scanning, noise points are removed, point cloud density is optimized by adjusting scanning intensity for multiple times, high-precision and low-noise preprocessed point cloud is generated, then a reference plane is fitted in combination with the structured light point cloud, and obstacle and non-obstacle features are extracted. Detecting a second center coordinate of the bounding box by using a YOLO model, obtaining a third center coordinate through Hough circle detection, generating a standard coordinate by fusing multi-source coordinates, generating a global path based on a grid map and an RRT algorithm, predicting a track in real time, calculating a minimum Euclidean distance with an obstacle, dynamically inserting a B spline transit point to avoid a dangerous area, and ensuring a safe distance. Finally, collecting sample images in real time along the path and extracting microorganism characteristics; the technical problem that the efficiency is low when a traditional microscope is used for acquiring a microorganism image in a sample is solved.

A method can include using a digital camera of a digital microscopy system, acquiring a digital image of an engineered three-dimensional object positioned on a base and illuminated by a light source; using the digital camera, acquiring a digital image of a color checker card positioned on the base and illuminated by the light source; determining a light source criterion by assessing position of the light source based at least in part on a shadow in the digital image of the engineered three-dimensional object as castby the engineered three-dimensional object and based at least in part on saturation of color in the digital image of the color checker card; and calibrating the digital microscopy system using the light source criterion to generate a calibrated digital microscopy system.

The present disclosure relates to the technical field of digital microscopes, and particularly to a digital microscope capable of automatic focusing, including a housing and a lens assembly arranged at a bottom of the housing. A focusing mechanism is mounted at an interior of the housing; the focusing mechanism includes a support vertically mounted at the interior of the housing, a sliding block movably arranged on the support and parallel to the lens assembly, and an image sensor mounted on the sliding block; and the support is mounted with a driving assembly for controlling the movement of the sliding block to move the image sensor close to or away from the lens assembly. Through the above arrangements, human subjective factors are avoided; an automatic focusing effect is realized, which considers not only a focusing speed but also a focusing accuracy; and the convenience of use is improved.

The utility model discloses an automatic chip detection device, which relates to the technical field of chip testing, and comprises a bearing part, an air tightness testing module, a driving module and a digital microscope, the air tightness testing module is arranged on the upper part of the bearing part, a chip is fixed in the air tightness testing module, and the driving module is arranged on the upper part of the bearing part. The driving module is installed on the front face of the bearing part, the driving module can apply torque and pressure to a chip, the digital microscope is installed on the upper portion of the bearing part, and the digital microscope can observe changes of the chip in the chip testing process. According to the automatic chip detection device, the air tightness test module and the driving module are arranged, the driving module can detect the air tightness of the chip under the condition that the moment and the pressure with preset values are given to the chip, and the digital microscope is matched to observe the subtle change of the chip under the condition, so that whether the chip meets the requirement or not is detected; the chip detection device is a brand new chip detection device.

A method can include using a digital camera of a digital microscopy system, acquiring a digital image of an engineered three-dimensional object positioned on a base and illuminated by a light source; using the digital camera, acquiring a digital image of a color checker card positioned on the base and illuminated by the light source; determining a light source criterion by assessing position of the light source based at least in part on a shadow in the digital image of the engineered three-dimensional object as cast by the engineered three-dimensional object and based at least in part on saturation of color in the digital image of the color checker card; and calibrating the digital microscopy system using the light source criterion to generate a calibrated digital microscopy system.

A microscope assembly includes: a main body with a connector, an analog optical assembly with a monocle having a connector suitable for being removably connected to the connector of the main body for operating in analog mode; a digital optical assembly having a connector suitable for being removably connected to the connector of the main body for operating in digital mode; and a smartphone having a display and a wireless transceiver; the digital optical unit including a camera of digital type with a wireless transmitter configured to communicate with the wireless transceiver of the smartphone, and a holder suitable for holding the smartphone.

1. Name of the designed product: digital microscope. 2. Use of the designed product: for microscopic observation of microstructure. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view.

The invention provides a calculation method and a measurement method of a plant fiber fibrillation index, and the calculation method is used for calculating the plant fiber fibrillation index based on the area and length of a fibril and a main fiber through the operations of binarization color inversion, skeletonization, plant fiber main body / fibril segmentation and identification and the like. And accurate characterization of the fibrillation degree of the fiber in the high-magnification image is realized. According to the method for measuring the fibrillation index of the plant fibers, by means of a traditional optical digital microscope and a designed observation pool and in combination with a fibrillation calculation method, rapid and continuous shooting of images and large sample statistics of fibrillation fibers are achieved; the problems of tedious and time-consuming identification and quantification caused by a large amount of manual processing, few statistical samples, inaccurate manual subjectivity and the like are solved.

A visualization system for use with an ophthalmic microscope having a pair of image sensors includes a first pair and multiple second pairs of interchangeable eyepieces each having a corresponding magnification level and field-of-view (FOV), and digital binoculars in communication with the image sensors. The digital binoculars include a housing configured to connect to the ophthalmic microscope and defining a housing cavity, a pair of annular bases connected to the housing configured to separately engage the first and multiple second pairs of interchangeable eyepieces to provide the FOV, and surrounding a corresponding center axis or designated position, and a pair of micro displays positioned within the housing cavity. Each respective one of the micro displays is arranged on the corresponding center axis or designated position.

The present disclosure relates to a medical system (2) for imaging, having a digital microscope (4) having a focus (8) that can be adjusted along an optical axis (6) of the microscope (4), a camera (10) that is separate from the microscope (4) and designed to determine a distance (14) from the camera (10) to an object surface (16) by means of depth perception (12) and to provide it as depth information (18), and a control unit (20) that is designed to automatically set the focus (8) of the microscope (4) on the object surface (16) on the basis of the depth information (18), wherein the camera (10) has a greater field of view (S) and a greater depth of field (T) than the microscope (4). In addition, the present disclosure relates to a method for setting a focus (8) of a microscope (4) of a medical system (2) and to a use of a camera (10) with depth perception (12) of a medical system (2).

The present application relates to digital microscope interactive teaching technical field, specifically a kind of microscopic interactive method and device for uploading information by image acquisition module, including student end microscope, communication module, teacher end computer and teacher end microscope, teacher end computer and student end microscope are connected into a network system by communication module, the display module is built-in in the student end microscope, so that student end does not need external display, system is more compact, and different information is transmitted to teacher end by the image acquisition module of student end, so that the data transmission of student end is simpler, further simplifies system design, so that student can more focusedly operate microscope and interact with teacher.

A visualization system for use with an ophthalmic microscope having a pair of image sensors includes a first pair and multiple second pairs of interchangeable eyepieces each having a corresponding magnification level and field-of-view (FOV), and digital binoculars in communication with the image sensors. The digital binoculars include a housing configured to connect to the ophthalmic microscope and defining a housing cavity, a pair of annular bases connected to the housing configured to separately engage the first and multiple second pairs of interchangeable eyepieces to provide the FOV, and surrounding a corresponding center axis or designated position, and a pair of micro displays positioned within the housing cavity. Each respective one of the micro displays is arranged on the corresponding center axis or designated position.

The application relates to a digital microscope-based portable cement product crack width measuring device and method, and belongs to the field of digital microscope optical detection. The device comprises a portable device body, a telescopic cover plate, a dustproof cover, a digital microscopic imaging module, a lens barrel, a scale plate module and an automatic focusing module. The telescopic cover plate and the dustproof cover are installed on the portable device body. The lens barrel is installed in the portable device body. The digital microscopic imaging module is installed on the lens barrel. The scale plate module is installed at the bottom of the lens barrel. The automatic focusing module is installed on one side of the lens barrel. The crack width is identified through an automatic focusing method and a double-mode calibration method. In view of the limitations of the prior art, such as large visual and reading microscope error, low precision, difficulty in recording data, large environmental influence and the like, an improved physical scale plate is combined with a digital microscopic imaging system. Through mechanical structure innovation and algorithm optimization, double-mode calibration of the crack width is realized, and the problems of light transmission, dynamic adaptation and error control are solved.

The application relates to the field of object appearance detection, in particular to a cutting edge appearance detection method and a test device, which comprises dynamic clamping and pose calibration of a cutter through cooperative movement of a slide rail and a clamp, control of a Keyence digital microscope to scan the full length of the cutting edge along a spiral path, processing and segmentation of collected images, establishment of a defect feature database for defect identification, generation of a three-dimensional defect distribution heat map and transmission to an MES system, physical marking of defective products, and the like. The test device comprises a rack assembly, an adaptive clamp module, a multi-axis vision detection system, an angle control mechanism and a control unit and the like. The application can achieve the technical effects of high-precision and rapid detection of cutting edge appearance defects, realization of defect identification and marking, improvement of detection efficiency and quality, guarantee of stable and reliable production process and the like.

The utility model discloses a wafer detection device for light emitting diode processing, including digital microscope, digital microscope lower surface is provided with double -position subassembly, and the front side of support baseplate upper end surface is provided with support subassembly, through install first support tray and second support tray, the double -position detection of multiple circular wafers is convenient to two staffs, through install first support axle, second support axle and circular bottom disc, make first support tray and second support tray have rotatable ability, to the continuous rotation detection of multiple circular wafers can be carried out to staff, to make the efficiency of circular wafer being detected faster, through fixed connection side bracing plate and support cross bar, make support plate can drive first support tray and second support tray transversely left and right movement, to two staffs can under the condition of uninterrupted respectively to the circular wafer on first support tray and second support tray turn over or take place, to further improve the detection efficiency of circular wafer.

1. The name of the design product: digital microscope. 2. The use of the design product: for microstructure observation. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view.

Particular embodiments disclosed herein provide an alignment guide for aligning a toric IOL during surgery. An image with a reference axis is obtained, such as from a digital microscope, and processed, to obtain a segmented image excluding portions of the image outside of a limbus of a patient's eye. The segmented image is processed, such as using an autoencoder, to label alignment marks on the IOL and possibly other features of the IOL. The label is processed, such as using a logistic regression model, to estimate an IOL axis of the IOL intersecting the alignment marks. An output image is generated from the image that has superimposed thereon guides to a surgeon, such as a line representing the IOL axis, a rotation direction indicator, and a number or other representation of a difference between the reference axis and the IOL axis.

The present disclosure provides a method and a system for retrieving diffraction parameter of a photomask. The method includes: determining at least one first diffraction parameter of a first rasterized photomask image corresponding to a photomask; determining a digital microscope simulation image according to the at least one first diffraction parameter; comparing the digital microscope simulation image with a captured image to generate a difference image, wherein the captured image is generate by an image capture device equipped with the photomask; determining a second rasterized photomask image according to the first rasterized photomask image, the difference image and the at least one first diffraction parameter; and determining at least one second diffraction parameter of the second rasterized photomask image.

A method of providing a combined image using a digital microscope (2) having an optical system (25), an image sensor (120) having a predefined number of image pixels and a stage (10) for holding a sample (12), the stage (10) being movable relative to the optical system (25) and the image sensor (120), comprising receiving a user selection regarding a region of interest (74) of the sample (12), the user selection indicating a position and an extension of the region of interest (74), selecting one of a full resolution mode and a reduced resolution mode depending on the user selection, wherein in the full resolution mode a single image having the predefined number of image pixels is generated, wherein in the reduced resolution mode a single image having a reduced number of image pixels compared to the predefined number of image pixels is generated, moving the stage (10) relative to the optical system (25) and the image sensor (120) and generating a single image of the region of interest (74) according to the selected one of the full resolution mode and the reduced resolution mode, and combining the single images into a combined image representing the region of interest (74).

The application relates to the G01N field, in particular to a positive sample micropore metering method and application thereof. The steps of the positive sample micropore metering method at least include the following steps: (1) determining the position of the positive sample micropore under a normal field of view by using a microscope; (2) projecting a light path to irradiate the micropore position by a probe light head, and determining the channel condition; (3) determining the sample thickness by using a thickness gauge, selecting a proper light path, adjusting the lens focal point distance to be consistent with the thickness of the positive sample to-be-measured area, and finally performing 3D scanning reconstruction by using an ultra-depth-of-field 3D digital microscope. The metering method in the application can effectively measure the aperture of the soft packaging material without negative influence, and clearly restore the overall appearance of the micropore.

An example method for characterizing and evaluating cells within images includes identifying, using machine-learning logic executed on a processor that is trained using cell image training data including digital microscopy images labeled with cell features, one or more cells in an image from a digital microscopy system, dividing an area of the image including the one or more cells into distinct regions to generate measurements of pixel value changes between the distinct regions, determining a presence and a location of RNA within the one or more cells in the image based on the measurements of pixel value changes, and categorizing, using the machine-learning logic executed on the processor, the one or more cells in the image when the presence and the location of the RNA is determined within the image of the one or more cells.

Particles such as blood cells can be categorized and counted by a digital image processor. A digital microscope camera can be directed into a flowcell defining a symmetrically narrowing flowpath in which the sample stream flows in a ribbon flattened by flow and viscosity parameters between layers of sheath fluid. A contrast pattern for autofocusing is provided on the flowcell, for example at an edge of a rear illumination opening. The image processor assesses focus accuracy from pixel data contrast. A positioning motor moves the microscope and / or flowcell along the optical axis for autofocusing on the contrast pattern target. The processor then displaces microscope and flowcell by a known distance between the contrast pattern and the sample stream, thus focusing on the sample stream. Blood cell images are collected from that position until autofocus is reinitiated, periodically, by input signal, or when detecting temperature changes or focus inaccuracy in the image data.

A method of providing an assembled image using a digital microscope is provided. The digital microscope includes an optical system having an objective revolver equipped with microscope objectives, an image sensor, and a stage. The stage is movable in relation to the optical system and the image sensor. The method includes: receiving a user selection regarding an area of interest of the sample, the user selection being indicative of the position and extension of the area of interest; depending on the user selection, selecting a microscope objective and controlling the objective revolver to place the particular microscope objective into an optical path of the optical system; moving the stage with respect to the optical system and the image sensor, and generating individual images of the area of interest; and combining the individual images into the assembled image, representing the area of interest.

The invention provides a Young's elastic modulus measuring method, device and equipment of particles and a storage medium. The method comprises the following steps: determining an equivalent curvature radius of a to-be-measured particle according to a long-axis length and a short-axis length which are obtained by measuring the length of the to-be-measured particle by using a digital microscope, a front-view profile diagram and a side-view profile diagram which are obtained by shooting the to-be-measured particle by using the digital microscope, and presetting a pixel length; according to the equivalent curvature radius, the total displacement obtained by using a data collector to measure the displacement of the contact flat plate through a displacement sensor, the load applied to the to-be-measured particles measured by a load sensor and obtained by using the data collector, and preset parameters, determining the reduced modulus of the to-be-measured particles in contact with the contact flat plate; and determining the Young's modulus of the to-be-measured particles according to the reduced modulus, the Poisson's ratio of the to-be-measured particles, and the Young's modulus and Poisson's ratio of the contact flat plate, thereby reducing the measurement cost and measurement difficulty of the Young's modulus of the particles.

The utility model relates to the technical field of grinding wheel trimming machines, in particular to a grinding wheel trimming machine with a digital imaging system, which comprises a grinding wheel trimming machine main body. A 4K camera is arranged above a processing grinding wheel on the grinding wheel trimming machine main body, the 4K camera is provided with a special 4K digital microscopic lens, an LED light source is arranged below the processing grinding wheel, and the 4K camera is connected with a 4K high-definition display screen; the 4K camera is mounted on the fine tuning control base; the fine adjustment control base is composed of an upper layer square plate, a lower layer square plate, an X-axis lead screw and a Y-axis lead screw, according to the utility model, the overall imaging precision is comprehensively improved, the requirements of high brightness and high resolution are met, the influence of external environment factors such as light on the operation of the grinding wheel trimming machine is avoided, the three-dimensional position of a processed workpiece can be accurately fed back, an operator can conveniently control the dimensional precision of the processed workpiece, and the working efficiency is improved. And the requirements of older operators are met.

The utility model belongs to optical measurement technical field especially relates to a big deep diameter ratio micro -hole optical measurement support structure, including iron stand base, the center position fixed mounting of iron stand base has displacement platform, the top fixed mounting of displacement platform has fixed link, the top fixed mounting of fixed link has the article board, places the sample to be measured on the article board. This big deep diameter ratio micro -hole optical measurement support structure, clamping mechanism passes through the support rod of scale, lockable mounting seat and branch, the arc clamping jaw of adaptation multi -specification lens, realize digital microscope stable fixation and position adjustment, guarantee the coaxiality foundation of optical axis, fine adjustment mechanism helps the sleeve of scale, adjusting knob and limit guide component, realize accurate longitudinal and lateral fine adjustment, cooperate spring pre -tightening anti -loosening, high -efficient correction coaxiality. The combination of both enhances the system versatility, stability and adjustment accuracy, helps to improve the imaging quality and measurement reliability.

1. The name of the product of this design: digital microscope. 2. Purpose of this design product: used for microscopic observation of microstructure. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The invention discloses a modularly assembled digital microscope which comprises an imaging system, a focusing system, a connecting system, a specimen system, a transmission system and a display storage processing system. According to the invention, modular design is adopted, each system can be independently disassembled and assembled, modular interfaces are unified and standardized, seamless cooperation among the modules is realized through a standardized communication protocol, and multiple functions of plug and play, hot plug and the like are supported. The overall power consumption is lower than 5W, and a mobile power supply is supported. The system has the advantages of being scientific, simple in structure, low in cost, capable of achieving remote monitoring and cooperative office, convenient to carry and use and the like. The invention has the advantages of safe and simple operation, light weight, environment-friendly and energy-saving selected materials and excellent effect. The system is suitable for popularization and application in non-professional scenes such as science popularization and innovation ability teaching of an education system and family livelihood practical detection. The system is especially suitable for various scenes such as scientific and technological innovation practice of students at school, teaching demonstration of teachers, scientific research, remote monitoring of dangerous places, cooperative office of operators and the like. The multi-purpose mirror is really realized and can be used anywhere.

The present application relates to a kind of solution concentration measuring device based on equal-thickness interference principle, including optical guide rail, optical guide rail is equipped with sliding stage, laser, beam expander, polarizer are sequentially arranged on the optical guide rail of one side of sliding stage, optical guide rail is equipped with light screen on the other side of sliding stage, optical guide rail outside is equipped with iron stand, the optical guide rail of the vertical pole of iron stand is clamped spectroscopic device is placed above sliding stage, the vertical pole of iron stand is clamped digital microscope and is placed above spectroscopic device, digital microscope is connected with computer, laser, beam expander, polarizer, light screen are in the light path of same horizontal straight laser beam emitted by laser.The present application device experimental parameter is convenient and dynamic adjustable, applied computer visualization technology directly displays interference image on computer screen, so that equal-thickness interference phenomenon is more intuitive and clear, can be observed the obvious change of interference fringe in the process of adjusting split tip film.