Directed-energy weapons (DEWs) use concentrated light to disable or destroy targets at the speed of light, thus offering near-instant engagement at a relatively very low cost per shot when compared with conventional missiles. 

<p>Directed-energy weapons (DEWs) use concentrated light to disable or destroy targets at the speed of light, thus offering near-instant engagement at a relatively very low cost per shot when compared with conventional missiles.&nbsp;</p>

Iron Beam, HELIOS, DragonFire and more: 6 most advanced laser weapons and where India stands

Britain has invented a laser gun which can blow up drones. The formidable prototype weapon has been dubbed 'Dragonfire'. Priyanka Sharma explains what it's capable of.

Gravitas: A Sci-fi laser that can shoot drones

dragonfire

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