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North Star Imaging Blog


Taking 3D X-ray Inspection to a New Dimension - 4D CT

Matt Zachman

Inspection Services Lab Technician

You may be wondering what 4D Computed Tomography (CT) is and how does it differ from 3D CT? With 3D CT you will generate a 3D volume of your sample that you are able to rotate, slice through it and adjust your histogram. 4D CT will give you the same benefits as 3D CT, but with the added bonus of motion and time. Sample motion can be captured by either two different scanning techniques, static or dynamic.Static 4D CTStatic 4D CT is the method of creating 4D CT by acquiring multiple CT scans. This is a lot like stop motion animation where a scene is captured and then slight movements…