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Using in-camera histograms for ETTR

If you’re interested in the whole topic, it’s probably a good idea to read each section in order. If you just want to do the calibration and have access to Rawdigger, Photoshop, and Excel, read this: Preparing for monitor-based UniWB and do this: A one-step UniWB procedure.

Acknowledgments

Why ETTR?

Normal in-camera histograms

Image processing for in-camera histograms

Making the in-camera histogram closely represent the raw histogram

Shortcuts to UniWB

Preparing for monitor-based UniWB

A one-step UniWB procedure

The math behind the one-step method

Iteration using Newton’s Method

Trackbacks

  1. Testing for ETTR, part 25 | The Last Word says:
    January 2, 2013 at 10:44 am

    […] summarized most of what I’ve learned about in-camera histograms and ETTR here. I’ll be adding a few details in the next few days, but it’s nearly […]

    Reply
  2. M9 Colors at Night — Best Way to Shoot High ISO? - Seite 10 - Leica User Forum says:
    August 23, 2013 at 7:57 am

    […] UniWB: http://www.kasson.com/ll/m9%20near%20uni%20wb.PNG If you're new to UniWB, see this: Using in-camera histograms for ETTR | The Last Word […]

    Reply
  3. Uni-White Balance on a D850 - The Doctor's ImagesThe Doctor's Images says:
    February 15, 2018 at 12:03 pm

    […] There are techniques that approximate to Uni-White Balance and techniques that are specific to a particular camera. Both are comprehensively covered in Jim Kasson’s ‘the last word‘. […]

    Reply

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