Hi, I'm a student tasked with a project to invent an innovative product that solves a world issue. As a part of the project my team and I want to design a sort of "light curtain" sensor that would fit within a 10"x10" square. None of us are very proficient in Arduino but have realized it is the bes…

Arduino Uno R3 Light Curtain

Paul_KD7HB May 8, 2025, 10:24pm 5

Usually a single light source and single sensor, but multiple mirrors!

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