Prototype Soviet Laser Pistol
Created in 1984; housed in the museum of the “Peter the Great Military Academy of the Strategic Missile Troops” in Moscow. This pistol used a clip of disposable pyrotechnic flash cartridges as ammunition and was apparently meant for use against enemy optical systems.
(Via http://j.mp/1l8Qisy and http://j.mp/1l8QOXB . Could this actually be real?)