Laser Rifle Blinds Enemies From 2.5 Miles
The weapon--which is technically a "long-range visual deterrent laser device for hail-and-warning applications"--is called the Glare LA-9/P, and it's quite dangerous, even while it has a security system to avoid eye damage.
You know what else has a security system to avoid eye damage? Me. Now I don't want to go into all the science, but basically they're sunglasses. Sometimes I wear a pair on the back of my head too just to freak my friends out. It hasn't worked yet but it's gonna!