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Photometric Stereo Technique

For many surfaces, simple defects such as scratches and dents are easily identifiable with a machine vision camera and a traditional lighting solution. However, some objects have 3D aspects that make accurately identifying surface defects more difficult. To achieve feature-appropriate surface contrast to gather a 3D perspective, Photometric Stereo may be applied.

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Company Message: Adapting to the Impact of COVID-19

Advanced illumination is closely monitoring the development of the COVID-19 pandemic.  We’d like to share with you the proactive measures we are taking to lessen its effect on our ability to deliver lighting solutions to our customers, as well as our actions to mitigate any health risks to our employees. Read our update for more details.

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When Adequate Lighting Isn’t “Good Enough”

Today there is a wide variety of lighting sources, types, geometries, and wavelengths available for vision engineers to apply, often with more than one type or geometry functioning adequately.  But with the many overlapping choices, how do we determine whether a lighting solution is, or is not, truly “good enough”?

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Cylindrical Surface Inspection

Not all surfaces respond similarly to standard direct illumination techniques. Surface color, texture, shape, and composition can all influence where and how much of the incident light is reflected into a vision camera, greatly affecting the inspection results. Read on for our example of inspecting a cylindrical surface.

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New Product Release: UltraSeal Washdown Bar Lights

We’re proud to announce the release of our UltraSeal Washdown Bar Lights – the newest addition to the UltraSeal Washdown family! The AL247 Bar Lights are IP69K certified and their patent-pending design is virtually crevice-free, making them ideal for hygienic inspection environments, aseptic manufacturing, and food and beverage applications.

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