With the new 3Doodler pen, drawing in midair isn't just make-believe

LAS VEGAS — Drawing in mid-air is about to become a thing

Over the past two years, two companies have developed two different ways of creating 3D objects simply by drawing in the air with oversized pens. Now, one of those companies, WobbleWorks, LLC., is ready to take the nascent creative platform to the next level with a smaller pen that works better, the company promises

See also: How 3D Printing Actually Works

Unlike competitor CreoPop, which uses a special polymer and UV light to instantly harden colored gels into wiggly shapes, 3Doodler works much like a handheld 3D printer. The pen pushes PLA (or ABS) plastic through a super-heated nozzle at pen's end, which then instantly cools. The shapes you draw in space with 3Doodler then become real things. Read more...

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