#scanning lens

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Main Industrial Scanning Applications of Low Distortion Lenses

In industrial imaging applications, distortion is the greatest adversary to image recognition and dimensional measurement. Through precision optical design, low distortion lenses minimize geometric image distortion—thereby ensuring measurement accuracy and inspection reliability—and have consequently become a core component in the field of industrial scanning.

Low distortion lenses can accurately reproduce the geometry of the object being measured, making them indispensable in industrial scenarios that require high-precision dimensional measurement and barcode scanning. The following are its main industrial scanning application scenarios:

1.Precision dimensional measurement

Precision dimensional measurement of industrial parts such as electronic components and mechanical parts is the core industrial application of low distortion lenses. These precision manufacturing scenarios usually require high-precision inspection at the sub-millimeter or even micrometer level. Distortion can easily cause dimensional measurement errors, while the high fidelity of low distortion lenses can ensure that the measurement results are true and reliable.

2.Barcode scanning and recognition

The accuracy of a machine vision system depends directly on the distortion control of its lens. As barcodes and QR codes serve as critical identifiers for product traceability, the use of low distortion lenses during rapid scanning on automated assembly lines prevents the stretching and deformation of barcode characters, thereby ensuring fast and accurate recognition by scanning equipment.

This is particularly beneficial in scenarios involving the batch scanning of high-density micro-barcodes or full-carton barcodes across a wide field of view; in such cases, low distortion lenses effectively reduce recognition error rates, ensuring the reliability of logistics sorting and product traceability systems.

Low distortion lenses are often used for precision dimensional measurement

3.Surface defect detection

The high-precision imaging capability of low distortion lenses facilitates the detection of minute flaws; they are frequently employed to inspect product surfaces for defects such as scratches, cracks, voids, bubbles, and character anomalies. Their low-distortion characteristics prevent the distortion of defect morphology, thereby avoiding missed detections or misjudgments.

For example, in the production and inspection of LCD panels, photovoltaic glass, and automotive glass, low distortion lenses can clearly capture defects such as scratches, bubbles, and foreign objects on the glass surface, while ensuring the geometric accuracy of the glass edge contour.

4.High-precision positioning and identification

Image distortion causes the positional coordinates of feature points within an image to shift, thereby directly impacting the precision of a robot's grasping, placement, or assembly operations.

As a visual guidance component within automated production lines, low distortion lenses provide accurate image data, enabling robots to precisely identify and locate workpieces. This guidance facilitates the execution of tasks—such as assembly and grasping—thereby realizing automated control and enhancing production efficiency.

Low distortion lenses are used in high-precision positioning and identification

5.Digitization of printed materials and documents via scanning

Low distortion lenses are also frequently employed in scenarios involving the digital scanning of printed materials, documents, and technical drawings.

For example, in the positioning of patterns in textile fabrics and the quality inspection of barcodes in printed materials, low distortion lenses can accurately restore the proportion and position of patterns, ensuring that the size of printed barcodes meets the standards; in scenarios such as industrial file management and digitization of engineering drawings, low distortion lenses can accurately restore the line proportions and text details of drawings, avoiding problems such as stretching and deformation, ensuring that the scanned electronic documents are consistent with the original drawings, and meeting the needs of subsequent CAD secondary editing, archiving and retrieval.

6.Logistics sorting and parcel measurement

The scanning applications of low distortion lenses in the logistics industry should not be underestimated. In intelligent logistics sorting centers, low distortion lenses, in conjunction with 3D vision sensors or 2D cameras, can quickly scan the contours and measure the volume of packages on conveyor belts, accurately obtaining data such as the length, width, and height of the packages for automated sorting path planning, freight calculation, and warehouse space optimization.

Low distortion lenses are also frequently used in the logistics industry

In addition, scanning and inspecting the packaging labels, seal integrity, and packaging appearance quality of special industries such as food and pharmaceuticals to ensure accurate and compliant information is also one of the industrial scanning applications of low-distortion lenses.

It is evident that low distortion lenses, with their advantages of low distortion, high image fidelity, and precise measurement, have become a key component of machine vision systems and are widely used in automated inspection and quality control in industries such as electronics manufacturing, automotive, logistics, and product packaging.

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Application of M12 Low Distortion Lens in Barcode Scanning

With its ultra-low distortion, high resolution, large depth of field, compact size, robust durability, and strong environmental adaptability, the M12 low-distortion lens has a wide range of applications in barcode scanning, ensuring fast and accurate barcode recognition in various complex environments.

The application of the M12 low distortion lens in barcode scanning is mainly reflected in the following scenarios:

1.Logistics sorting and warehouse management

In logistics sorting, M12 low distortion lenses are mounted above high-speed conveyor belts to rapidly and accurately read barcodes on packages at varying distances, thereby enabling automated sorting. In warehouse management, barcode readers equipped with low distortion lenses can perform long-range scanning of barcodes on incoming and outgoing cargo boxes, facilitating inventory management and logistics tracking.

2.Industrial automated production line tracking

In high-speed production lines such as electronics manufacturing and automotive parts manufacturing, the M12 low distortion lens can be used to read QR codes or scan barcodes on products, enabling assembly line operation management, ensuring information recording and traceability during the production process, and significantly improving work efficiency and traceability accuracy.

M12 low distortion lenses are commonly used in logistics warehousing and industrial automated production lines

3.Medical and pharmaceutical traceability

M12 low distortion lenses are also frequently employed for barcode recognition on pharmaceutical packaging and medical devices, ensuring highly reliable traceability. Drug packaging barcodes are typically small in size and high in density. The M12 low-distortion lens can accurately reproduce barcode details, assisting in drug traceability, reagent management, and other scenarios in the medical industry, ensuring compliance with the industry's stringent requirements for recognition accuracy.

4.Electronic payments and retail automation

The M12 low distortion lens is compact and can be integrated into mobile devices such as barcode scanners and payment terminals. It is used to quickly read payment codes on product packaging, screens, or paper. It is commonly used in self-checkout machines, smart vending machines, and other devices to quickly identify product barcodes and improve shopping checkout efficiency.

M12 low distortion lenses are commonly used in electronic payment and automated retail applications

When selecting an M12 low distortion lens for barcode scanning applications, particular attention should be paid to the following parameters:

1.Distortion rate

To ensure accurate image geometry and smooth scanning, M12 lenses used for barcode scanning generally require a distortion rate of ≤1%, and for particularly high-precision scenarios, a distortion rate of ≤0.5% is recommended.

2.Focal length selection

The focal length needs to be selected according to the scanning distance. For example, for close-range scanning of 10–100mm, a focal length of 2.8mm or 4mm can be selected; for medium-range scanning of 50–500mm, a focal length of 6mm or 8mm can be selected; and longer focal lengths such as 12mm or 25mm are suitable for scenarios with a longer working distance or where a narrower field of view is needed to improve local resolution.

3.Aperture selection

Aperture range is generally chosen between F2.0 and F2.8. A larger aperture can increase the amount of light entering the camera, ensuring image brightness in low-light environments.

The selection of the aperture for M12 low distortion lenses is also crucial

4.Target size and resolution

The selected lens image circle must match—or be slightly larger than—the size of the camera sensor (chip) being used; common image circle sizes include 1/1.8-inch, 1/2-inch, and 1/3-inch. Additionally, the lens resolution must be compatible with the camera sensor's pixel count.

5.Mount and compatibility

M12 lenses feature a standardized M12×0.5 threaded mount; therefore, when selecting a lens, it is necessary to verify mount compatibility between the lens and the industrial camera.

In summary, M12 low distortion lenses deliver high-precision, high-clarity images in barcode scanning applications, enabling scanning systems to read barcode information quickly and accurately, thereby enhancing operational efficiency and data accuracy.

Final Thoughts:

ChuangAn has carried out the preliminary design and production of M12 low distortion lenses, which are widely used in various fields. If you are interested in or have needs for M12 low distortion lenses, please contact us as soon as possible.

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What Are The Main Application Scenarios For Industrial Scanning?

Leveraging advantages such as non-contact operation, high precision, and high efficiency, industrial scanning technology plays a pivotal role in modern industrial manufacturing. Its applications are extensive, spanning virtually the entire product lifecycle—from research and development through to decommissioning—and have profoundly transformed workflows across numerous industries.

In general, industrial scanning applications can be summarized in the following aspects:

1.Quality inspection and control

Quality inspection and control is the core application area of industrial scanning. It is often used to scan and inspect the dimensional deviations and shape errors of product parts, detect whether there are scratches, dents, deformations and other defects on the product surface, and check the assembly consistency of the product.

For example, by performing non-contact measurements on aerospace parts, automotive engine parts, and other components, key indicators such as complex curved surfaces and coaxiality can be detected; by comparing the scanned data with CAD digital design drawings, millimeter-level or even micrometer-level precision inspection can be achieved, enabling zero-defect production.

2.Logistics and warehousing management

In logistics cargo sorting, it is often necessary to scan package barcodes to automatically identify the destination in order to achieve automated sorting, while recording the transportation status in real time and providing logistics tracking information.

In inbound and outbound warehouse management, barcode scanning can quickly collect data in the inbound, outbound, and inventory stages, improving efficiency and accuracy and reducing human error.

In warehousing, barcode scanning management can help update inventory information in real time, avoid backlog or stockouts, guide picking routes, and improve warehouse operation efficiency and security.

Logistics and warehouse management are common application scenarios for industrial scanning

3.Automated production line management

In smart manufacturing and automated production lines, scanning technology mainly exists in the form of barcode recognition and visual guidance.

For example, in barcode recognition, real-time scanning of workpiece barcodes can record production progress, pass rate, and responsible person, enabling full-process traceability of production; in robot vision guidance, scanning the position, angle, and posture of objects can guide the robotic arm to accurately grasp disordered workpieces; in the assembly process, it can guide the robot to automatically calibrate the position of parts, solving the error problem of manual alignment.

4.New product development and reverse engineering

Scanning also has important applications in the product development process. When original design drawings are lacking, or when improvements are needed to existing mature products, scanning is the best way to obtain geometric data. For example, scanning old molds and analyzing their wear can guide the design and manufacturing of new molds.

For example, for new products such as small internal flow channel castings, scanning their structure after molding and detecting problems such as mouth shrinkage and deformation can significantly shorten the new product development cycle by reverse iteratively correcting the design.

Scanning technology is commonly used in automated production line management

5.Equipment maintenance and repair

Scanning technology is also frequently employed in equipment maintenance and repair. By periodically scanning critical equipment—comparing the results against historical data to assess conditions such as wear, deformation, or damage—predictive maintenance can be achieved. For example, inspecting the wear of railway tracks and assessing the wear of water turbine blades.

6.Factory digitization and digital twins

For large-scale infrastructure or hard-to-access areas, industrial scanning offers a non-contact digital solution. For example, 3D data acquisition of factory equipment, pipelines, and steel structures can be used to build digital twin models, which can be used for factory planning and renovation, production line optimization, equipment maintenance management, and virtual simulation training.

Scanning technology is also commonly used in equipment maintenance and repair

7.Customized applications for specific industries

Industrial scanning is also used to solve core challenges in specific industries that make it difficult to measure objects that are large, complex, or of special value. For example, applications include the digital protection and restoration of cultural relics and historical sites, customized prostheses and surgical planning in the medical field, and the creation of 3D assets for film and television special effects and video games.

In summary, industrial scanning applications have evolved beyond simple barcode recognition; they now integrate a diverse range of technologies and span virtually every industry and product lifecycle stage. As different application scenarios impose varying requirements regarding scanning precision, speed, and environmental adaptability, it is essential to select and configure the appropriate scanning equipment and lenses based on specific operational needs.

Final Thoughts:

By working with professionals at ChuangAn, both design and manufacturing are handled by highly skilled engineers. As part of the purchasing process, a company representative can explain in more detail specific information about the type of lens you wish to purchase. ChuangAn's series of lens products are used in a wide range of applications, from surveillance, scanning, drones, cars to smart homes, etc. ChuangAn has various types of finished lenses, which can also be modified or customized according to your needs. Contact us as soon as possible.

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What Are The Specific Application Scenarios For Scanning Lenses?

Scanning lenses are specialized professional lenses that acquire images, data, or information of target objects through scanning. They are characterized by high precision and rapid data acquisition, and their applications span multiple industries and fields. In this article, we will explore the specific application scenarios of scanning lenses.

1.Electronic payments and QR code recognition

Scanning lenses are widely used in electronic payment devices, primarily for quickly reading barcodes or QR codes on paper, screens, or metal surfaces, ensuring the immediacy and security of the payment process. Their low distortion design allows for accurate image capture, making them suitable for applications such as mobile payment terminals and self-checkout machines.

2.Logistics sorting and package identification

The main applications of scanning lenses in the logistics field are in express delivery and warehouse sorting lines. They can quickly scan express packages (barcodes, QR codes) using accompanying software, and can also weigh and measure volume, improving sorting efficiency and logistics tracking capabilities. For example, line scan lenses can quickly capture information from moving packages, adapting to the continuous inspection requirements on conveyor belts.

In addition, in warehouse inventory management, staff can use devices with scanning lenses to scan the barcodes of products on the shelves, allowing for real-time updates of inventory information and facilitating inventory checks and restocking.

Scanning lenses are widely used in the logistics field

3.Industrial inspection and quality control

In industrial production lines, scanning lenses can be used to detect surface defects and internal structures of products, as well as for product size measurement and quality control.

For example, in the electronics industry, scanning lenses are commonly used to inspect the surface quality and internal structure of electronic components such as chips and circuit boards, helping engineers identify potential problems; in semiconductor wafer inspection and circuit board assembly, scanning lenses can track components and verify assembly accuracy; and in printed product quality inspection, they can detect printing defects on newspapers, packaging boxes, labels, banknotes, and plastic films, such as dirt spots, ink splashes, misregistration, color deviations, and character errors.

4.Scanning of archives, cultural relics, and documents

Scanning lenses are also commonly used for scanning archival materials and office documents. In libraries and archives, scanning lenses are used to scan valuable books, manuscripts, maps, and historical documents, capturing extremely high levels of detail and ensuring that every detail of the document is accurately recorded for easy access and dissemination.

For artifacts such as paintings, sculptures, and other works of art in museums or art galleries, scanning lenses can capture every detail, including texture, color, and subtle variations in shading, facilitating research and preservation. In daily office work, scanning lenses can also be used for high-resolution scanning of contracts, reports, and other important documents for archiving and electronic management.

Scanning lenses are also commonly used for scanning archival materials and office documents

5.Medical imaging applications

Scanning lenses also have widespread applications in the medical field. For example, they are used for scanning X-ray films and CT scan images, providing high-resolution images that help doctors diagnose diseases more accurately. In pathology, scanning lenses are primarily used for high-resolution scanning of tissue sections, revealing subtle structural changes in cells and tissues, thus assisting pathologists in making more accurate diagnoses.

6.Security and surveillance applications

Scanning lenses are also widely used in security and surveillance systems. They can capture facial images, and when combined with facial recognition algorithms, are used in access control systems and security monitoring scenarios to implement facial recognition applications such as identity verification and identification of suspicious individuals.

In traffic monitoring and parking management, scanning lenses can capture and recognize vehicle license plates, and are used in license plate recognition applications such as traffic violation monitoring and parking fee collection.

In addition, infrared scanning lenses can detect target objects through infrared radiation, enabling effective monitoring even in low light or at night. They are widely used for nighttime surveillance in places such as prisons, communities, and parks.

Scanning lenses are also widely used in security and surveillance systems

7.Scientific research applications

Scanning lenses also have important applications in the field of scientific research. In biological research, scanning lenses can be used for high-resolution scanning of biological samples such as cells, tissues, and organs. These high-resolution images can help researchers better understand biological structures and functions.

In geological research, scanning lenses are mainly used to scan rock and mineral samples, capturing details of their surface and internal structures, helping geologists conduct more accurate analyses.

In materials science, scanning techniques such as scanning electron microscopy (SEM) are also widely used to observe the microstructure and analyze the properties of materials.

In addition, scanning lenses are also used in the field of education for teaching and research, improving teaching efficiency and research capabilities.

In summary, scanning lenses have a wide range of applications and play a crucial role in the aforementioned scenarios. Their high resolution and precise imaging capabilities provide more efficient and accurate solutions for various industries.

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(通过 Application of QR Code Scanning Lens In Industrial Manufacturing)