Hello all.
So I want to start a new project, a RGB laser, in a lab style host.
I'm going to be using Dichros, and 50mw Green, a 40mw 445nm blue, and a 180mw red.
Now, I see 2 major problems;
One, is the different beam diameters. I'v never had a 445nm before, so I cant say how big it is, but a...