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Compared to existing distribution methods such as Blu-ray, which are limited to 8-bit, 4:2:0 color precision, REDRAY supports up to 12-bit 4:2:2 color precision to eliminate image artifacts and deliver a truly cinematic visual experience.
ENGADGET: Redray 4K Cinema Player is ready to pre-order: $1,450 for high-res, high framerate home viewing
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First, because he was filming in 3D, he sought the additional frames in order to present an image with less artifacts and aberrations.
FORBES: Why Are So Many People Against The Hobbit Being Shown in 48 FPS?
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Now, a team of researches from the University of Oxford and the University of Southampton in the UK has developed what they are calling the "Reflectance Transformation Imaging system, " which uses 76 lights to illuminate different sections of the ancient artifacts, one at a time, while an image is taken.
ENGADGET: Alt-week 27.10.12: ancient texts, super-Earths and special-ops mice