high-energy lasers are used to shoot down missiles;
it's capable of burning holes in most materials (infrared lasers can do these things);
The PHaSR incorporates two low-power diode lasers, one visible and one infrared. It's about the size of a rifle and can be fired by an individual. The laser light temporarily distracts or "dazzles" the target person without blinding him.
From: Howstuffworks
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