LED and light filters

Friends! I have prepared for you an unusual project with LEDs, Arduino and a light filter. This is exactly the case of using Arduino to create physics projects. Look at this unusual and at the same time very simple experiment! Have you done experiments with light filters ? Write your answer in the comments and subscribe to my channel in regards Yuri Kovalenok #led #light #filters #lightfilter #physics #education #arduino #project #jurij0001 #distancelearning