Laser beam warfare is here – but not as we expected

 作者:仲孙禹     |      日期:2019-03-15 05:03:01
By Jeff Hecht HAVE laser weapons finally arrived, three decades after US president Ronald Reagan’s “Star Wars” anti-missile dream? Sort of. You can watch a US navy laser blow up explosives on a boat and destroy a drone on YouTube. Yet the laser is still a prototype, not a field-hardened weapon. And it is a lot less potent than Reagan believed possible. The new weapons can destroy rockets, mortar rounds, small boats and drones a few kilometres away. The Pentagon imagines using them against weapons launched by insurgents, and to defend cities and ships. It’s a far cry from Reagan’s goal in 1983: