Hi, I am thinking about building a laser game with a laser-pointer “gun” and a round target with a couple of concentric sectors (e.g. 1-10 and bull’s). In a first step, the target should be able to detect where the laser hit it. My first idea is to arrange several photoresistors into a round area …

Laser sensor field with photoresistors

dougp October 24, 2017, 9:07pm 5

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