This circuit is a laser alarm system like the one we see in various movies. It uses a laser pointer beam to secure your valuables and property. Essentially, when the beam gets interrupted by a person, ...
LAS VEGAS--NextAlarm.com May 8 announced an agreement with LaserShield Systems, whereby LaserShield will market its new Sparrow device. Sparrow is a translator device that plugs into a user's Internet ...
A low-cost, high-power laser-based system aimed at destroying incoming missiles has successfully completed testing and will ...
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