Laser pointers have a lot of specific purposes: they can be used in classrooms or presentations, during star gazing, or to signal for help in an emergency. Despite all of that, the number one thing most of us do with a laser pointer? Use it to annoy cats, babies, or even co-workers, of course. A new creation by JJRobots allows you to build a portable laser pointer robot with […]
from The 3d printers source http://ift.tt/1FpVq6l
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