Although the 5mW laser pens, you will have to pair 200,000 units to create a dangerous gun.
From an old DLP projector and a number of other devices, Drake Anthony created a 200W laser gun, enough to melt the metal casing.
The US Navy revealed that it was using a new type of laser gun, which could shoot down missiles, boats and unmanned aircraft from a warship.
The US military has developed a new weapon that can shoot down unmanned aerial vehicles, more importantly it is more efficient and less expensive, as well as never used in combat.
Not only was the popular Star Wars series premiered, there were a lot of laser products, including modern weapons using laser technology.
British police are about to test a shoulder-loaded laser beam that can dazzle the messenger.
Scientists have created a Star Trek-type laser gun that can both kill and revive creatures.