5 Ways To Set Up And Use A Line Scan Camera With 2024

How to Set Up and Use a Line Scan Camera with MVTec HALCON A Comprehensive Tutorial

Learn how to effectively configure and utilize a Line Scan Camera with MVTec HALCON. This detailed tutorial covers camera connection, alignment, focus adjustment, trigger configuration, and shading correction.

This tutorial explains how to set up and use a Line Scan Camera with MVTec HALCON.
The tutorial covers steps like connecting the camera, aligning it, adjusting focus, configuring triggers, and shading correction.

This tutorial provides a comprehensive guide on setting up and using a Line Scan Camera with MVTec HALCON. It covers essential steps, from connecting the camera and aligning it to adjusting focus, configuring triggers, and implementing shading correction.

Introduction to Line Scan Cameras Before diving into the tutorial, it's recommended to understand the basics of line scan cameras, which is explained in an introductory video.
Connecting the Line Scan Camera
- Use the MVTec HALCON acquisition assistant to connect to your camera.
- Select the appropriate interface, such as GigE Vision for a line scan camera.
- Test the connection by acquiring a single image.
Aligning the Camera
- Adjust the camera's image height to ensure optimal alignment.
- Start a continuous image acquisition and position the camera to capture the object's illuminated part evenly.
Adjusting Focus
- Focus the camera based on the working distance and the object's contrast.
- Achieve a sharp transition on the object, such as text on a "Do Not Switch" sign.
Configuring Triggers
- Utilize triggers, such as a photoelectric sensor and an encoder, for precise image acquisition.
- Configure the photoelectric sensor to trigger the frame start when the object passes under the camera.
- Set up the encoder to synchronize the line acquisition with the object's movement and direction.
Shading Correction
- Correct uneven lighting in captured images with offset and gain shading correction.
- Ensure a dark live image for offset shading correction and a moving, white object for gain shading correction.
Resolution Adjustment
- Calculate the resolution ratio in the X and Y directions to obtain ideal 2D images.
- Use the frequency converter to adjust the line acquisition frequency.
Conclusion and Calibration
- The tutorial provides the basics for configuring and setting up a Line Scan Camera with MVTec HALCON.
- Suggests the next step as calibrating your setup using MVTec's calibration plates for enhanced precision.

This tutorial equips you with the knowledge to effectively use a Line Scan Camera in combination with MVTec HALCON, ensuring high-quality image acquisition and data precision.

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