A few years ago, a local university threw out lots of outdated optics equipment that I managed to salvage, including some really cool lasers. I am currently refurbishing them, and there are more photos to come. For now, enjoy the raw power of a lab-grade green laser!
Yes, I was wearing laser goggles, and yes, I should have placed a beam guard in front of the box, and yes, I should have know how to tie a knot. (Between you and me, I wasn't lazy when I used that forceps to close the balloon--I never learned to tie a balloon)