That's a pretty big laser wink wink +1
Thats a very nice laser rifle you have there
It shows foresight and vision that the use of the tag "phallic" is restricted. As is "pootis," "stupid," and "amazing."
This is just a part of some property of glass. I've replicated this many times, have the photons go in but they don't come out. All it takes is a little more glass in a special shape at the end to let them out.