This is take 2 of my Modification to my F1 Chrony Chronograph. The purpose of this modification is to improve the low light FPS readings. In my first attempt I used LED Puck Lights but they where the kind that used flat panel LED's and they only had 4 panels per LED Puck which made each LED panel kind of bright. I did get OK with my first mod using LED Puck Lights but not as good as I would like to see. Read full article here: https://www.replicaairguns.com/2014/1/31/testing-out-led-lighting-with-my-f1-chrony-chronograph-take.html