24 results about "Stereo microscope" patented technology

The invention belongs to the field of ship detection, and discloses a ship overwater scale detection method and system based on laser scanning, electronic equipment and a storage medium, and the method comprises the following steps: S1, determining the laser scanning density according to the geometric complexity of the surface of a ship body through self-adaptive adjustment of the laser scanning granularity, performing laser scanning on the to-be-detected ship based on the determined laser scanning density to obtain initial point cloud data of the ship; s2, performing down-sampling processing on the initial point cloud data by using a stereoscopic microscope method, and reserving geometric key feature points on the surface of the ship to obtain a down-sampling point cloud data set; s3, performing frequency domain analysis on the reduced sampling point cloud data set by using fast Fourier transform, and extracting low-frequency geometric information to obtain a simplified geometric model of the ship; s4, performing surface reconstruction on the simplified geometric model by using a k-nearest neighbor method, generating a continuous ship surface grid, and obtaining a surface geometric description; and S5, based on the surface geometric description, obtaining final ship overwater scale data.

1. Name of the designed product: binocular microscope (TK90). 2. Use of the designed product: for magnifying objects for observation. 3. Design points of the designed product: in shape. 4. Picture or photo best showing the design points: perspective view 1.

The utility model discloses a self-repairing performance testing device for a cement-based capillary crystalline material, relates to the technical field of cement-based capillary crystalline materials, and aims to solve the problems that concrete needs to be transferred when a subsequent test is carried out, for example, concrete cracks are expanded in the transferring process, and the subsequent test effect is easily influenced. A placing box is fixed on the upper surface of the device base, a pressurizing mechanism for crushing a test material is mounted at the upper end of the device base, and a material conveying mechanism for testing the test material is mounted on the right side of the device base. According to the device disclosed by the utility model, Ca (OH) 2 and CO2 in the air react to generate CaCO3 and unhydrated cement clinker are continuously hydrated to generate a certain crystal or amorphous product to repair a test material structure when the test material structure has a micro crack and under the condition of certain humidity, and then the repair condition of the crack is observed by using a stereoscopic microscope, so that the test material structure can be repaired. And the test can be completed.

The present invention relates to the technical field of microscopes, and in particular to a solid microscope comprising an eyepiece, an interpupillary distance adjustment component, an optical hinge group, a prism steering group, a distributed reflective optical path component, and a continuously variable magnification objective lens group; the distributed reflective optical path component comprises a negative lens group, a positive lens, a negative lens, and a positive lens group; the negative lens group is arranged between the prism steering group and the continuously variable magnification objective lens group, the positive lens is arranged between the optical hinge group and the prism steering group, and both the negative lens and the positive lens group are arranged between right-angle prisms in the optical hinge group; by sequentially arranging the negative lens group, the positive lens, the negative lens, and the positive lens group between various components of the solid microscope, thereby combining the mechanical structure spatial layout, adjusting the light beam aperture, reducing the interception of the light beam by the prism, and reducing off-axis vignetting, thereby solving the technical problem in the prior art that the solid microscope has large off-axis vignetting and poor imaging quality due to the light path passing through multiple prism groups, and meeting the overall imaging requirements.

The invention provides an 8K stereo microscope and an image processing method thereof, the 8K stereo microscope comprises a stereo microscope system, a data transmission and storage module, a supercomputing AI image processing unit and 8K binocular AR glasses, the stereo microscope system is used for acquiring a 4K high-definition erected image; the data transmission and storage module is used for image acquisition, transmission and storage; the supercomputing AI image processing is used for image processing and enhancement to obtain a high-definition 3D image; the 8K binocular AR glasses are used for displaying high-definition stereo images. The stereoscopic microscope provided by the invention realizes the micro-nano optical 8K microscopic precision, has the characteristics of compact structure, wide visual field, high definition, vivid color and intelligent and convenient operation, meets the requirements of high-quality imaging and accurate diagnosis in the medical field, and promotes the development of medical scientific research and clinical diagnosis.

The tree core polishing unit and the tree core polishing device are used for manufacturing tree core samples in the forestry investigation sampling process, and compared with the prior art, the tree core polishing unit and the tree core polishing device are both controlled in a semi-automatic or full-automatic mode and do not need to be held by hands, so that danger cannot be generated during precise polishing, and the hands cannot be injured; the tree core grinding unit can suck wood chips on the surface of a tree core in the self-rotating process, grinding is switched in combination with grinding paper with different particle fractions and mesh numbers, the surface of the tree core is ground to be smoother and finer without chip residues, the shape and size of cells on the surface of the wood core can be distinguished more clearly under a stereoscopic microscope, and the quality of the wood core is improved. Therefore, the tree wheel boundary line is determined more accurately, and a foundation is laid for accurately knowing the tree age and evaluating the influence of the ecological environment on tree growth.

The present disclosure provides a continuous zoom stereoscopic microscope with an adjustable stereoscopic angle, consisting of a microscope stand, a first eyepiece module, a second eyepiece module, a first objective module, a second objective module, a first Risley prism, a second Risley prism, a first image-rotating prism, a second image-rotating prism, a drive module, a control module and an illumination module. The drive module provides preset drive values for individual liquid lenses in the liquid lens sets according to different magnifications to change the focal lengths of the liquid lenses, thereby changing the effective focal lengths of the objective module and that of the eyepiece module, and finally achieving continuous and fast zooming of the stereoscopic microscope to be adapted to different working scenarios. The control module controls the relative angle between the two wedge-angle prisms in the Risley prism, achieving the continuous adjusting of the stereoscopic angle of the stereoscopic microscope, and then acquiring stereo images with different stereo senses.

The present application relates to a kind of detection methods for the silver paste coverage of plastic package product, comprising the following steps: through high-temperature baking product, the adhesive between chip and cap is softened, then the product is opened by mechanical tool;Stereo microscope is used to take a photo of the chip after opening cap;According to the original product wiring diagram, combined with the photo of chip, the silver paste coverage is preliminarily judged by naked eye;Open AutoCAD software, copy the chip photo to the interface of AutoCAD, and calculate the total area S of chip and the area S1 of the part covered by silver paste, S1 divided by S obtains accurate silver paste coverage Q.The present application can accurately detect the silver paste coverage of product, eliminate the misjudgment of product as unqualified product, reduce the loss of company and waste of resources.

1. The name of the design product: 3D stereoscopic microscope. 2. The use of the design product: The design product has the function of naked-eye stereoscopic observation without ocular lens, and can output 3D and 2D video in real time. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The application discloses a multi-view camera calibration method of a stereomicroscope and related devices, the method comprising: acquiring calibration board images of a calibration board in different poses, the calibration board being constructed by a plurality of regularly arranged grid lines; determining the extension direction of each grid line in the calibration board image; at a plurality of preset positions of the grid lines, acquiring a plurality of gray scale information of a plurality of target regions based on a cross-sectional direction perpendicular to the extension direction; determining the center line of the corresponding grid line according to the plurality of gray scale information; determining the intersection coordinates between any two center lines; and determining the intrinsic and extrinsic parameters of the multi-view camera according to the intersection coordinates. The application improves the accuracy of camera calibration in a microscopic scene.

The invention relates to an innovative lens adapter that enables the acquisition of high-magnification and high-resolution images from a stereo microscope by using a digital SLR (Single-Lens Reflex) camera. The invention particularly relates to a lens adapter that provides high-precision optical transmission between a stereo microscope and digital SLR cameras

The present application provides a method for locating the same particle before and after gold leaching, which belongs to the field of particle positioning analysis technology. The present application obtains a heavy sand sample through artificial reselection; then removes sulfides to obtain gold mineral monomers; mixes resin 1, curing agent 1, gangue mineral particles and different pigments, and adds them to molds of different shapes respectively; after the resin is solidified, selects gold minerals in molds of different shapes; then mixes resin 2 and curing agent 2 and adds them to the mold, grinds and polishes, and obtains exposed gold mineral monomer particles, and observes the surface phenomena before and after gold leaching under a stereo microscope and a scanning electron microscope through different colors and shapes, which is used for experimental research on the gold leaching effect of gold leaching agents. The present application introduces different colors and gangue mineral particles into the resin, so that the same gold mineral can be found more quickly after each test, and the phenomena presented before and after gold mineral leaching can be detected, which has guiding significance for the experimental research of gold leaching agents.

The present invention relates to the field of microscope technology, and in particular to an optical hinge group and a solid microscope, comprising a hinge seat, a first rotating body, a second rotating body and a reflective optical path component; wherein the reflective optical path component comprises a negative lens and a positive lens group, the positive lens group is arranged between a first right-angle prism and a third right-angle prism, and the negative lens is arranged between the second right-angle prism and the third right-angle prism; by arranging the positive lens group, the light beam aperture is shrunk so that the light beam can smoothly enter the first right-angle prism, and by arranging the negative lens, the light beam aperture is diffused so that the light beam can fill the third right-angle prism; the positive lens group and the negative lens cooperate to form the reflective optical path component, adjust the light beam aperture and imaging azimuth angle, achieve optical image stabilization, and control off-axis vignetting, thereby solving the technical problem in the prior art that the optical hinge group has large off-axis vignetting and poor imaging quality due to the light path passing through multiple groups of prisms, and ensures imaging quality while changing the observation angle.

The present disclosure relates to aspects of controlling a medical visualisation system with a stereoscopic microscope having a first and a second optical channel. The disclosure describes a controller configured to use different disparity calculation methods at different autofocus stages, for example. Special disparity calculation methods are disclosed. As a result, it is possible to determine a defocus value which is used for focusing. The use of different or specific disparity calculation methods makes it possible to improve the robustness and accuracy of the focusing.

The present invention discloses a system and method for analyzing the neurotoxicity of cyanobacteria toxins to aquatic organisms. The system comprises a base plate, an electric guide rail mechanism disposed on the base plate, a slider of the electric guide rail mechanism being provided with a container-carrying mechanism, a first liquid-feeding mechanism and a second liquid-feeding mechanism, both disposed on the base plate, and a fully automated fluorescent stereo microscope disposed on the base plate and downstream of the second liquid-feeding mechanism, an image acquisition module being provided on the eyepiece of the fully automated fluorescent stereo microscope, and the image acquisition module being communicatively connected to an analysis module. The present invention utilizes the first liquid-feeding mechanism to inject CYN solutions of varying concentrations into a reservoir, and the second liquid-feeding mechanism to inject a fixative solution into the reservoir. Subsequently, the fully automated fluorescent stereo microscope, the image acquisition module, and the analysis module analyze the effects of the various CYN solutions on aquatic organisms, thereby facilitating ease of use and reducing labor intensity.

This disclosure relates to aspects of the control of a medical visualization system with a stereoscopic microscope having a first and a second optical channel. The disclosure describes a control system configured to use different disparity calculation methods at various autofocus levels. Specific disparity calculation methods are disclosed. This allows a defocus value to be determined, which is used for focusing. The use of different or specific disparity calculation methods enables an improvement in the robustness and accuracy of the focusing.

1. Name of the product in this design: Fully Automatic Stereoscopic Temperature Controller (DG-SM-UTCS). 2. Purpose of this design: This design is used to maintain or change the sample temperature under stereomicroscope observation conditions to meet the needs of real-time observation, long-term culture and dynamic experiments of temperature-sensitive samples. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The present invention proposes a tree core grinding unit and a tree core grinding device, which are used for preparing tree core samples in the process of forestry survey sampling. Compared with the existing technology, the tree core grinding unit and the tree core grinding device of the present invention both realize semi-automatic or fully automatic control, and do not need to be held hand, so there is no danger and no hand injury during precision grinding; the tree core grinding unit can absorb wood debris on the surface of the tree core during its own rotation, and switch the grinding with sandpaper of different particle sizes. The surface of the tree core will be polished smoother and finer without debris residue, which is convenient for more clearly distinguishing the shape and size of the cells on the surface of the wood core under a stereo microscope, and then more accurately determining the tree ring boundaries, laying the foundation for accurately understanding the age of the tree and evaluating the impact of the ecological environment on tree growth.

An optical inspection apparatus includes a projection optical system, a digital microscope system, and a calculating unit electrically connected to the projection optical system and the digital microscope system. The projection optical system is configured to obtain an inclined projection image of multiple through hole structures in a substrate. The digital microscope system is configured to obtain a 2D interference image. The calculating unit is electrically connected to the projection optical system and the digital microscope system. The calculating unit is configured to analyze the 2D interference image to obtain a stereoscope image data and to analyze the inclined projection image to obtain multiple parameters of the through hole structures. The optical inspection apparatus can be used to get a feedback in real-time. Multiple through hole structures can be inspected at the same time such that the time required to scan the substrate is reduced.

The utility model discloses a grinding device for machining a CD angle of a ceramic chopper. The grinding device comprises a base, an integrated microscope, a chopper fixing seat, a Z-axis driving device, a rotating main shaft, a grinding needle positioning shaft, a grinding needle chuck and a grinding needle, the chopper fixing seat and the Z-axis driving device are respectively arranged on the base, and the ceramic chopper is clamped on the upper end surface of the chopper fixing seat; the Z-axis driving device is provided with a rotating spindle, a grinding needle positioning shaft is arranged at the lower end of the rotating spindle, a grinding needle chuck is arranged in the grinding needle positioning shaft, the upper end of the grinding needle chuck is connected with a cylinder, and a grinding needle is fixed at the lower end; the integrated microscope is installed on the base and used for observing the relative position between the ceramic chopper and the grinding needle. The grinding device is simple in structure and convenient to operate, the ceramic chopper can be rapidly clamped, the positioning precision of the grinding needle and the inner hole of the chopper is high, and therefore the machining precision and efficiency of the CD angle of the chopper can be improved.

The utility model relates to the technical field of mobile platforms, in particular to a mobile platform for a stereoscopic microscope, which comprises a mobile mechanism, a clamping mechanism and an auxiliary mechanism, and in the actual use process, through an adjusting groove, a limiting sliding groove, a rolling groove, a roller, an adjusting block and a fixed arm which are arranged on the clamping mechanism, the movable platform can be adjusted according to stereoscopic microscope bottom plates with different widths. And the clamping width is flexibly adjusted, and the application range of the movable platform is widened. Through a clamping handle, a threaded rod, a bearing, a clamping plate and a silica gel pad which are arranged on the clamping mechanism, after the stereoscopic microscope is placed at a proper position at the top end of the placing table and the clamping width is adjusted, the clamping handle is rotated to enable the threaded rod to rotate, so that the bearing and the clamping plate are driven to move downwards until the top surface of a bottom plate of the stereoscopic microscope is pressed and covered with the top surface of the bottom plate of the stereoscopic microscope, and the stereoscopic microscope is clamped; the risk that the stereoscopic microscope topples over in the moving process of the moving platform is avoided, and the use safety and the practical effect of the moving platform are improved.

This invention discloses an external fluorescence system and its usage method for a high-magnification stereomicroscope, relating to the field of microscopy technology. It includes a light source module, a light source transmission component, a light source collimation and focusing system, a filter switching module, a multi-dimensional adjustment bracket, and a microscope connection part. One end of the light source transmission component is connected to the light source module, and the other end is connected to the light source collimation and focusing system. The light source collimation and focusing system is used to focus the excitation light emitted by the light source module into a very small light spot. The filter switching module is positioned in the optical path between the light source transmission component and the light source collimation and focusing system. The multi-dimensional adjustment bracket is connected to the light source collimation and focusing system. The light source module uses low-loss liquid fiber transmission, which, in conjunction with the light source collimation and focusing system, compresses the light spot to match the objective lens, effectively compensating for brightness loss. Through the axial fine-tuning of the multi-dimensional adjustment bracket and the light source adjustment device, precise overlap between the external light spot and the original light spot is ensured, improving imaging uniformity.

1. Name of the product in this design: Stereomicroscope. 2. Purpose of this design: To inspect the soldering quality of printed circuit boards. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The invention discloses a multi-view camera calibration method of a stereo microscope and a related device, and the method comprises the steps: obtaining calibration plate images when a calibration plate is in different poses, and the calibration plate is constructed through a plurality of grid lines which are regularly arranged; determining the extension direction of each grid line in the calibration plate image; acquiring a plurality of pieces of gray information of a plurality of target areas at a plurality of preset positions of the grid line based on a section direction perpendicular to the extension direction; determining a center line of a corresponding grid line according to the plurality of pieces of gray scale information; determining coordinates of an intersection point between any two center lines; and determining an internal parameter and an external parameter of the multi-view camera according to the intersection point coordinates. According to the invention, the accuracy of camera calibration in a microscopic scene is improved.