This tactile display lets visually impaired users feel on-screen 3D shapes
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This Stanford team is working on a way to display 3D information, like in a CAD or modeling program, using a “2.5D” display made up of pins
It opens up the possibility of blind people being, not just consumers of the benefits of fabrication technology
since of course it can’t show the entire object floating in midair. But it’s an easy way for someone who can’t see the screen to understand the shape it’s displayin
The Shape Lab at Stanford is working on a number of projects along these lines — you can keep up with their work at the lab’s website.