Laser Proximity Sensors use laser beams to detect the presence or absence of objects within a certain range. They are used in security systems, robotics, automation, and industrial processes, where ...
Interesting Engineering on MSN
New laser could beam power mid-air to US aircraft at 5,000 feet for infinite range
Tests showed that the system can supply power to aircraft flying up to 5,000 feet. PowerLight said that safety was a key ...
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