COGNEX Vision Lens Focal Aper LEC-59871 25MM F/1.4-17

( Brand: Cognex ), ( Part Type: Len ), ( Manufacturer Part Number: LEC59871 )

Review COGNEX Industrial Vision Lens 25mm Focal Length F/1.4-17 Aper

The Cognex LEC-59871 vision lens, with a 25mm focal length and an adjustable f/1.4-17 aperture, is a versatile and high-performing component of Cognex's In-Sight vision system. This lens is designed to provide excellent image quality in various applications, making it an ideal choice for manufacturers looking to automate their inspection processes.

The 25mm focal length of this lens offers a wide field of view, allowing for larger inspection areas. This is particularly beneficial for applications involving large or irregularly shaped parts, where a wider view is necessary to capture the entire part in the image.

The adjustable f/1.4-17 aperture provides flexibility in handling different lighting conditions. A larger aperture allows more light to enter the lens, making it more suitable for low-light environments. Conversely, a smaller aperture can be used in brightly lit areas to prevent overexposure and ensure accurate inspection results. The adjustability of the aperture ensures that the lens can be optimized for various lighting conditions, making it a versatile solution for a wide range of applications.

The lens is constructed of high-quality materials, ensuring durability and reliability in industrial environments. It is also designed to be easily integrated with Cognex's In-Sight vision system, making it a straightforward addition to any automated inspection process.

The lens features a threaded mount, allowing for easy interchangeability with other Cognex lenses. This flexibility enables manufacturers to customize their inspection systems to meet the specific requirements of their production lines.

The Cognex LEC-59871 vision lens is an essential component for manufacturers seeking to improve their inspection processes, increase productivity, and reduce errors. Its wide field of view, adjustable aperture, and ease of integration with the In-Sight vision system make it a versatile and high-performing solution for a variety of applications.

Cognex LEC-59871 Vision Lens: A Detailed Analysis of Its Pros and Cons

The Cognex LEC-59871 vision lens is a popular choice for machine vision applications due to its wide angle and variable focus capabilities. In this analysis, we will discuss the key features, advantages, and disadvantages of this lens, helping you make an informed decision.

1. Wide angle: The LEC-59871 vision lens offers a wide 25mm field of view, making it suitable for inspecting large areas or objects.

2. Variable focus: With an adjustable focal length ranging from f/1.4 to f/17, this lens can be used for applications requiring different degrees of magnification.

1. Versatility: The combination of a wide field of view and variable focus makes the LEC-59871 lens a versatile option for various machine vision applications.

2. High resolution: The lens delivers high-resolution images, ensuring accurate inspection results.

3. Robust design: The lens is designed to withstand harsh industrial environments, making it a reliable choice for manufacturing applications.

1. Price: The Cognex LEC-59871 vision lens is more expensive compared to standard machine vision lenses due to its wide angle and variable focus capabilities.

2. Manual focus adjustment: While the variable focus feature is beneficial, it requires manual adjustment, which may add time and complexity to the inspection process.

The Cognex LEC-59871 vision lens is a valuable investment for applications requiring wide-angle inspection with adjustable magnification. Its high resolution, robust design, and versatility make it a worthwhile consideration, despite the higher cost and manual focus adjustment.

If you have a machine vision application that requires inspecting large areas or objects with varying degrees of magnification, the Cognex LEC-59871 vision lens is a recommended option. Its wide angle, variable focus capabilities, and high resolution make it an essential tool for ensuring accurate inspection results. However, consider the higher cost and manual focus adjustment in your budget and workflow planning.

Details:

Image sensor characteristics for 2/3 sensing. Functions Industrial vision lens. Design25mm focal length - f/1.4-17 aperture.

part #: lec59871 prices

• $450.00-$665.59

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• brand: Cognex
• part type: Len
• manufacturer part number: LEC59871

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• policy: No Returns

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• rating: 99.6%
• # reviews: 3520
• city: Keene, New Hampshire

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• condition: New Open box
• Test, Measurement Inspection > Cameras Imaging > Other Cameras Imaging

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• carrier: USPS
• class: Standard
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• options: Ship-to-home
• started: April 26, 2026
• quantity: 1
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