We gave covered plenty of cool 3D printers here in the past. The Guided Hand 3D printer is quite intersecting though. It uses a haptic feedback design to bring accuracy to printing process with a 3D pen. The Geomagic Touch is the haptic feedback device that produces the sensation of touching models.
More gadgets like this: here
Guided Hand 3D Printer
Guided Hand allows designers to produce more accurate models with a 3D pen. The above video shows what you can do with something like this.
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