In this interview Greg Benz and I nerd out on the meaning of Bit Depth and how it’s useful to all of us as travel and landscape photographers.

The Main Article here.

Main Points of interest:

• 2:10, What is Bit Depth?
• 4:20, Starting the definition of the “steps” between values smaller. How “granular” it is.
• 5:40, Box of crayons analogy with relation to bits.
• 6:00, 8 bits really the minimum for photographers. Banding can be an issue.
• 6:40, Banding defined
• 7:00, High ISO, Texture, things that hide banding
• 8:05, Digital noise is good J
• 8:35, Dithering and Noise difference
• 10:10, Advice against having your working file in 8 bits
• 11:25, Brent describes dithering
• 12:25, What bits the cameras actually give us.
• 14:35, Description on camera vs. eye interpretation of light. Log vs. Linear
• 16:40, How higher bit-depth in the raw stage helps us in camera, especially with the shadows.
• 19:00, characteristics of pushing the limits of the sensor
• 21:10, discussion on other terminologies, monitor manufacturers etc.
• 23:25, adding Gamut to the discussion, sRGB, Adobe RGB, ProPhoto RGB
• 26:30, some specific thoughts on ProPhoto RGB
• 29:30, printing with the ProPhoto RGB gamut
• 33:50, banding with luminosity masking, a fake issue
• 38:00, Photoshop is really only 15 bit?! What?!
• 40:40, How does this knowledge help us when shooting and processing?
• 48:35, Introducing Dynamic Range to the discussion.
• 52:38, Learning to shoot the right way, to maximize all these items.
• 55:10, Exposure Blending Master Course

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