葡京现金游戏

Laser weapon dazzles but doesn't blind

作者:荀苟复    发布时间:2019-03-02 07:14:10    

THE Pentagon is working on a laser dazzler that will force drivers to stop without harming their eyes. When a vehicle approaches a checkpoint at speed, ignoring warning signs to slow down, troops do not know whether the driver is simply careless or a suicide bomber. They need a clear and harmless way of forcing drivers to stop. Green laser dazzlers designed to temporarily blind drivers were sent to US forces in Iraq and Afghanistan for just this purpose. But at short range they can damage the eye,

 

Copyright © 网站地图