Second iteration of a hardware platform to support the new Eyewriter 2.1 open-source eye-tracking system. For more information about the Eyewriter project in general, visit the official site at http://eyewriter.org/ For more information abut the Eyewriter 2.1 update that I am working on, check out all of my blog posts related to it: http://jason-webb.info/tag/eyewriter-2-1/ I am also maintaining a condensed wiki page for the project, here: http://jason-webb.info/wiki/index.php?title=Eyewriter_2.1 Go to the Instructions tab to learn more about how to assemble this thing! A complete assembly guide is available at: http://www.instructables.com/id/Assembling-the-Eyewriter-21-hardware-platform-rev-/To build your own Eyewriter 2.1 hardware platform you will need the following parts: I recommend printing these at 40% infill with 0 shells. On the end blocks, you can go with 2-3 shells, but it's not necessary. Instructable guide: http://www.instructables.com/id/Assembling-the-Eyewriter-21-hardware-platform-rev-/ Assembly video: http://youtu.be/QKazrH4fz_A Assembly pictures: http://www.flickr.com/photos/zenwebb/sets/72157636781314393/