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Behind the Lens by Jay Holben

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1.9The “Raw” Deal: What’s Involved in Recording Raw Imagery?

fig1_9_1

A visual representation of the Bayer process. The top row illustrates how the sensor captures the green, red, and blue information from the image and combines that to make a muddy, ugly image. It is the interpolation process (bottom line) that fills in the missing colors to create a colorful image.

Digital imaging has evolved considerably over the course of the last two decades. In video— especially for a “cinematic” look—we have graduated from analog to digital, standard definition to high-definition, 30 frames per second to 24 frames per second, interlaced to progressive, small sensor ...

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