What Sands of Time Did Not Erase

But the film holds up not only for its historical parallels but also because it's thrilling and, in its present incarnation, it looks breathtaking.

The key is that this is a 4K digital restoration. When a machine called the Imagica EX scans across each frame of a film's negative, it creates a digitally encoded replica that consists of 4,000 (actually, 4,096) pixels on each horizontal line. Multiplied by the 2,160 pixels on each vertical line, this makes for a total of 8.8 million pixels per frame.

Read the story here: http://www.nytimes.com/2012/09/30/movies/lawrence-of-arabia-mended-returns-to-screen-and-blu-ray.html?ref=arts