Thanks for the reply Ctugha. Sorry for my ignorance, as I said I am not a scientist. Yes the blue rectangle and black square are as you suggested. The black and white things are Double Slits "Without" polarizers and the two thin lines are mirrors. Sorry you've lost me on the detectors. I...
I read an article I found on the internet the other day about some Chinese scientists who have set a new speed record for Quantum Entanglement or (Spooky action at a distance). I have since been fascinated by Quantum Mechanics and am trying to understand it (as best I can). I am not a scientist...