Flickr: gregmarra's Photostream

This shows the CAD for the stingray with the top off.

Dimitri Madras-Rain, Jacob Izraelevitz, Greg Marra, Ann Wu, and Adam Kenvarg pose with their stingray...

This stingray was designed for Olin College's Fall 2008 Mechanical Prototyping Course by Jacob...

The belly of the beast. This stingray was designed for Olin College's Fall 2008 Mechanical Prototyping...

The 3D printing leaves a grain behind in the finished ABS plastic. We intentionally printed the...

This stingray was designed for Olin College's Fall 2008 Mechanical Prototyping Course by Jacob...

This stingray was designed for Olin College's Fall 2008 Mechanical Prototyping Course by Jacob...

This is one of Olin College's 3D printers.

gregmarra's photostream