Camera vs Scanning-Slit Beam Profiler: How to Choose

In short Two ways to measure a beam. A camera-based profiler records the whole beam in two dimensions in every frame. A scanning-slit or knife-edge profiler moves an aperture across the beam and builds one-dimensional profiles from a single detector. The beam shape decides first. For multimode, top-hat, elliptical or multi-spot beams you need the […]
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