[Teaching Tech] got an interesting e-mail from [Johan] showing pictures of 3D prints with a dye-sublimated color image on the surface. Normally, we think of dye sublimation, we think of pressing color ...

There was a time when field-printing digitized images on plastic cards was not for the faint of heart. In the early 1990s, $100,000 could buy 4 non-networked photo-capture and print stations, churning ...