Choosing a lens for line scan inspection
Line scan inspection looks simple, which is exactly why people get it wrong. Where to start the calculation, and the classic upgrade…
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Insights
Application Notes
Technical writing from the people who run the acceptance tests.
How to read a lens performance chart
The performance chart is the most published and least understood part of a lens datasheet. Here is how to read it, and…
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Why measurement systems use telecentric lenses
A part that sits slightly closer to the camera looks larger through an ordinary lens. Here is why that ruins measurements, and…
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