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the last word

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

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“Staccato” exhibition, part 5

January 8, 2013 JimK Leave a Comment

The curators loved the re-composited image. Whew! I spent most of yesterday touching up the rest of the images, but didn’t have to go back to the original files for any of them. Some of them had noticeable noise at 1:1 on the monitor, though they looked fine in the 8×10 proofs. I try to… [Read More]

The Last Word

“Staccato” exhibition, part 4

January 7, 2013 JimK Leave a Comment

With the print sizing settled, I started the final image editing. I was surprised by the selection that the curators made; many images that will be in the show aren’t the ones I print a lot. Indeed, there are several that I’ve never printed. In addition, I usually try to make each print of any… [Read More]

The Last Word

“Staccato” exhibition, part 3

January 6, 2013 JimK Leave a Comment

I’ve been getting ready to print the images for the exhibition at the Center for Photographic Art that opens in March. The first thing to do was to nail down the sizes of all the images. The curators sent me a list of seventeen picks. They wanted all but one matted to 26 inches wide,… [Read More]

The Last Word

Quote for the day

January 5, 2013 JimK Leave a Comment

I saw this in Car and Driver, of all places. The source is Pablo Picasso. I think it’s a good thing to keep in mind when the little voices in our heads say, “No, don’t do that.” The chief enemy of creativity is good sense.  

The Last Word

Testing for ETTR, part 25

January 2, 2013 JimK Leave a Comment

From the mailbag: After 24, or so, posts, me thinks it is time for a PhD (push here dummy) summary…..that is a horsey, horsey, ducky, ducky, big animal pictures review of ETTR methods and what works best with what kind of camera…..dontcha think…?? I’ve summarized most of what I’ve learned about in-camera histograms and ETTR… [Read More]

The Last Word

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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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Recent Comments

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