A maker demonstrates how to use stroboscopic photography to visually freeze fast-moving tools like fan blades, saw blades, and milling machines. The setup uses an industrial camera with fine frame-rate control, a laser sensor with retroreflective tape to detect rotation, and a powerful LED flash triggered in sync with the object's motion. The technique works even with a standard camera when using long exposures, though it raises safety concerns since the frozen appearance can be dangerously deceptive around lathes and other machinery.
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