"Weighing more than 100 pounds, Flint's camera captures images at 4 gigapixels -- a resolution high enough to photograph four football fields and capture every single blade of grass. When printed at maximum resolution, the images are as big as billboard."
He used to build Hubble cameras and other military things. This camera was built from spare parts using surplus 9-inch-by-18-inch spy film (yes, film, not digital).
http://www.wired.com/news/technology...w=wn_tophead_2