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the last word

Photography meets digital computer technology. Photography wins -- most of the time.

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Vice Versa

September 23, 2012 JimK Leave a Comment

There are many file synch programs. Some are free, some come with the OS, and some cost extra. Not much extra, considering what your data is worth, except in the case of some software for Windows Server. In this and the next post, I’ll report on two file synch programs that I can recommend. I’ve… [Read More]

The Last Word, Uncategorized

Previsualization heresy, part 7

June 16, 2012 JimK Leave a Comment

No-margin framing, a case study. In 1990, I was working on what became the Alone in a Crowd series in Washington DC. I noticed some kids playing tag at the Lincoln Memorial. I set up my 6×9 view camera and lined up what I thought was a good background. I figured I left enough room… [Read More]

Uncategorized

Previsualization heresy, part 3

June 12, 2012 JimK 1 Comment

Another aspect of previsualization is envisioning just the way the tonality of the actual scene will map to the tones in the final print before tripping the shutter. Ansel Adams’ Zone System is an orderly approach to both looking at the scene with that in mind and making the pre-exposure vision a reality. In moderation,… [Read More]

Uncategorized

Histogram depopulation in image editing, part 1

May 22, 2012 JimK Leave a Comment

The penultimate paragraph in the David Wells photo techniques article that I have been discussing is the following: The point is to get a good exposure for a raw file, even if it looks too light as seen on the back of your camera. Do this to avoid a “combed” histogram which results when you… [Read More]

The Last Word, Uncategorized

Nikon D4 OOBE on The Bleeding Edge

April 25, 2012 JimK Leave a Comment

I received a Nikon D4, and did one of my OOBE’s. It’s really nuts and bolts, so I put in on The Bleeding Edge. You can find it here. If I discover anything that I think is important to the general photographic community, I’ll report it on this blog.

Uncategorized

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Articles

  • About
    • Patents and papers about color
    • Who am I?
  • How to…
    • Backing up photographic images
    • How to change email providers
    • How to shoot slanted edge images for me
  • Lens screening testing
    • Equipment and Software
    • Examples
      • Bad and OK 200-600 at 600
      • Excellent 180-400 zoom
      • Fair 14-30mm zoom
      • Good 100-200 mm MF zoom
      • Good 100-400 zoom
      • Good 100mm lens on P1 P45+
      • Good 120mm MF lens
      • Good 18mm FF lens
      • Good 24-105 mm FF lens
      • Good 24-70 FF zoom
      • Good 35 mm FF lens
      • Good 35-70 MF lens
      • Good 60 mm lens on IQ3-100
      • Good 63 mm MF lens
      • Good 65 mm FF lens
      • Good 85 mm FF lens
      • Good and bad 25mm FF lenses
      • Good zoom at 24 mm
      • Marginal 18mm lens
      • Marginal 35mm FF lens
      • Mildly problematic 55 mm FF lens
      • OK 16-35mm zoom
      • OK 60mm lens on P1 P45+
      • OK Sony 600mm f/4
      • Pretty good 16-35 FF zoom
      • Pretty good 90mm FF lens
      • Problematic 400 mm FF lens
      • Tilted 20 mm f/1.8 FF lens
      • Tilted 30 mm MF lens
      • Tilted 50 mm FF lens
      • Two 15mm FF lenses
    • Found a problem – now what?
    • Goals for this test
    • Minimum target distances
      • MFT
      • APS-C
      • Full frame
      • Small medium format
    • Printable Siemens Star targets
    • Target size on sensor
      • MFT
      • APS-C
      • Full frame
      • Small medium format
    • Test instructions — postproduction
    • Test instructions — reading the images
    • Test instructions – capture
    • Theory of the test
    • What’s wrong with conventional lens screening?
  • Previsualization heresy
  • Privacy Policy
  • Recommended photographic web sites
  • Using in-camera histograms for ETTR
    • 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

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