In this video, we'll show you how to measure to high precision an aperture with uncertain dimensions using a purpose-built CCD camera.
![Measuring the Width of an Aperture with Fresnel Diffraction and a Linear CCD](http://eikonaloptics.com/cdn/shop/articles/Fresnel_Diffraction_Fit_CCD.png?v=1695843347&width=2550)
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In this video, we'll show you how to measure to high precision an aperture with uncertain dimensions using a purpose-built CCD camera.