If you needed to draw in 3D on your computer, using just your keyboard and mouse might not give you the best results. A user out there has come up with a rather cool DIY peripheral that can function like a 3D pen, as it’s attached to the tip of a robotic arm, and you’ll be able to move the pen around in 3D in the computer. You can check out a video of this 3D pen in action after the jump, and it’s pretty cool.
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