THE IMPACT OF MACHINE VISION TECHNOLOGY ON AUTOMATED INSPECTION

 

Have you ever considered how machine vision technology has transformed automated inspection? Advancements in machine vision technology significantly impact the efficiency and quality of inspections. These systems monitor material appearance and identify defects based on similarity in contrast, texture, and geometry using statistical analysis.

MACHINE VISION TECHNOLOGY BASICS

In inspection settings, machine vision systems typically require the following components:

• Lighting - Lighting illuminates the object or scene to make its features visible.


• Lens - The lens captures the image and delivers it to the sensor in the camera as light. Deciding on the right lens for a machine vision application calls for a review of the required specs, some math, and a consideration of how the lens will integrate with the camera setup.


• Capture board, frame grabber, or sensor work together to process the image from the camera and convert it to a digital format. Image sensors convert light into electric signals as pixels.


• Processor - The processor executes software and algorithms that analyze a digital image and extract required information.


• Communication - These systems allow the machine vision cameras and processing system to communicate with other more significant system components via a digital input/output signal or a serial connection



MANUFACTURING

Machine vision inspection technology has transformed several manufacturing sectors. One of this technology's most significant impacts is on quality control processes. By enabling automated inspection and analysis of products, Machine Vision has dramatically enhanced the accuracy, consistency, and speed of quality control, resulting in improved production efficiency and reduced costs. By detecting issues early on, manufacturers can handle them before they cause significant problems, reducing the risk of product recalls.

HEALTHCARE

In healthcare, machine vision technology inspects and analyzes medical images, such as X-rays or MRIs, to identify abnormalities that may indicate disease or injury. Advanced systems use sophisticated algorithms and deep learning techniques to process medical images and highlight potential areas of concern. The analysis performed by machine vision technology is highly accurate and consistent, allowing healthcare professionals to make informed decisions about the diagnosis and treatment of their patients. This technology has revolutionized how medical imaging is used in healthcare, providing a faster and more accurate way to detect abnormalities and ultimately improve patient outcomes.

TRANSPORTATION

Machine vision technology is essential for inspecting and maintaining vehicles, tracks, and infrastructure in the transportation industry. Machine vision systems use cameras and sensors to capture images and data, which are then analyzed by powerful algorithms to detect defects, damage, or wear and tear. This technology helps transportation companies identify and fix issues quickly, ensuring the safety and reliability of their equipment. Machine vision technology is also used for traffic monitoring and control, making it an indispensable tool for the transportation sector.

ENERGY EFFICIENCY AND SUSTAINABILITY

Automating inspection processes can bring numerous benefits in promoting energy efficiency and sustainability. By removing the need for manual labor and human intervention, automation can help streamline and optimize the inspection process. This can result in significant time and cost savings for businesses and increased accuracy and reliability in identifying energy inefficiencies or other sustainability concerns. Real-time quality control not only improves overall product quality but also reduces waste and the need for rework. By addressing these issues, businesses can take steps towards reducing their energy consumption and carbon footprint and contributing to a more sustainable future for the planet (5).

Machine vision technology has revolutionized automated inspection in multiple industries, increasing efficiency, accuracy, and cost-effectiveness. In most cases, automating the inspection process is faster and more accurate than doing it manually. As a result, many industries have embraced machine vision technology, making it an essential component of their operations.

When selecting a lens for a machine vision application, it is crucial to carefully evaluate the required specifications, conduct appropriate calculations, and consider how the lens will interact with the camera setup. Choosing a great lens tailored to your system’s needs can be daunting, but that is what we’re here for.

Talk to a lens specialist at Computar today and find out how we can assist in selecting the correct lens for you, and join us on April 23, 2024 for our webinar "The Impact of Machine Vision Technology on Automated Inspection."

UNLEASH THE FULL POTENTIAL OF THE P-IRIS

 

Image Source: COMPUTAR.COM

Ever heard of P-Iris? Well, it's like the James Bond of iris technology! But what does it actually do? P-Iris lenses are used to provide clearer and more precise images compared to traditional lenses. The "P" in P-Iris stands for "Precise," which refers to the advanced iris control mechanism used in these lenses. P-iris works with software embedded into the compatible camera to automatically determine and set the iris opening size to produce the best picture quality. These features make them ideal for high-end security cameras in critical applications like airports, government buildings, and banks. With P-Iris lenses, security cameras can capture images with more detail and accuracy, making identifying potential threats and intruders easier.

HOW P-IRIS WORKS

P-Iris is an iris control type that is automatic and precise. The main function of the DC auto-iris lens is to adjust the iris based on lighting conditions. The P-Iris control optimizes the image quality by setting the best iris position based on multiple factors. The precise digital iris control enables the camera's software to communicate with the lens, allowing it to set the F-Stop where the lens performs optimally. At the same time, the P-Iris camera software electronically adjusts the gain (amplification of the signal level) based on the F-Stop, eliminating the need for a neutral density filter and maintaining the optimal iris position for as long as possible. The result is improved image contrast, resolution, and depth of field. With the P-Iris feature, you may select or prioritize the best iris mode suitable for your application. You may choose Best Quality or Best Depth of Field.

BEST QUALITY

In normal situations, the selected iris position and a camera's electronic processing capabilities adjust the exposure based on lighting conditions. Megapixel cameras with the P-Iris technology automatically instruct the iris to move to a different position. In dark conditions, the iris will fully open. In bright conditions, the P-Iris camera will limit the closing of the iris to a position that avoids diffraction or blurring. Megapixel cameras with the P-iris system can also minimize the difference in resolution between the center and corners of the image, enhancing overall picture quality and sharpness.

BEST DEPTH OF FIELD

Highspeed cameras are becoming increasingly popular in the world of sports. Their ability to capture very fast movements makeDepth of field refers to the distance in front of and beyond the point of focus where objects appear to be sharp simultaneously. A wide iris opening reduces the depth of field, while a smaller opening increases it. A good depth of field throughout the scene is essential to achieve optimized image quality. Typically, megapixel sensors have smaller pixels that can result in a narrow depth of field. The P-iris added to the megapixel camera will optimize the available depth of field, providing overall sharper images and enhancing foreground and background resolution. The technology is particularly useful in scenes with critical foreground and background resolution, such as in a long corridor.

In addition to their superior image quality, P-Iris lenses are highly durable and can withstand harsh environmental conditions. They are designed to resist dust, moisture, and even vandalism damage. This makes them a reliable option for outdoor security cameras operating in extreme weather conditions. Furthermore, P-Iris lenses are compatible with a wide range of camera models and brands, making them a versatile option for security system integrators. Overall, P-Iris lenses are a smart investment for organizations looking to enhance their security systems with the latest technology.

The P-Iris (Precise Iris) lens series was specifically developed by Computar to deliver the maximum performance of Megapixel IP cameras. The P-Iris automatically adjusts the iris setting and allows you to select the best quality or depth of field while delivering the highest sensitivity to suit your application. This innovative technology contains many exciting features and is a step up from conventional fixed, manual, and auto iris lenses.

1. Precise Iris control improves image quality.


2. Optimizes resolution at both the center and corner of the image.


3. Optimizes depth of field and shutter speed

Compatible with Allied Vision Technology's GT1290 Series cameras.

FOR MORE INFORMATION ON COGNEX MACHINE VISION SYSTEMS INDIA CONTACT US AT MVASIA INFOMATRIX PTE LTD +65 6329-6431 OR EMAIL US AT INFO@MVASIAONLINE.COM