the last word

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

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Grace Under Pressure

June 30, 2007 JimK Leave a Comment

Merle Travis wrote two songs in his career that overshadowed all his others. He wrote them in the same evening, under intense pressure. With an album contract in hand, a recording session the next day, and an order from his producer to write some “…songs that [sound] folky” Travis recalled his mining-country upbringing, and turned… [Read More]

The Last Word

Film Prices

March 30, 2007 JimK Leave a Comment

Fifty years ago, I was buying a lot of film. In 1957 I was working for both my high school newspaper and yearbook, and going through 8 or 9 rolls of 35mm Tri-X a week. Even though it was the school’s money, I remember exactly what it cost. Twenty exposures were 85 cents, and a… [Read More]

The Last Word

How Many Exposures, Again

December 30, 2006 JimK Leave a Comment

When I was eight, our family went on a two week driving vacation from Indiana to the Black Hills, Yellowstone, and the Colorado Rockies. I’d been taking black and white photographs with my Brownie Hawkeye and making contact prints in a darkened bathroom. For the trip, I wanted to try color film, which cost a… [Read More]

The Last Word

How many exposures?

September 30, 2006 JimK Leave a Comment

When I was exposing film, I noticed that, regardless of the format, I’d expose about the same number of square inches of film for a given type of subject. Said another way, after a day’s work, I’d have the same number of contact sheets to deal with, no matter which camera I used. I once… [Read More]

The Last Word

About that flow…

June 30, 2006 JimK Leave a Comment

There’s a saying in the military that no battle plan survives first contact with the enemy. There’s a corollary in photography. No matter how much you plan and scheme and try to work things out ahead of time, the making of the image never goes quite the way you thought it would; this is especially… [Read More]

The Last Word

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Articles

  • About
    • Patents and papers about color
    • Who am I?
  • Good 35-70 MF lens
  • How to…
    • Backing up photographic images
    • How to change email providers
  • 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 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

Category List

Recent Comments

  • Luís Filipe da Cunha on How to practice
  • James Sullivan on Leica Q2 Monochrom vs GFX 50S — Siemens star
  • James Sullivan on Leica Q2 Monochrom vs GFX 50S — Siemens star
  • JimK on Uncurling the Leica Q2 Monochrom strap
  • James on Uncurling the Leica Q2 Monochrom strap
  • JimK on D850 exposure strategy — manual settings
  • Alex Ramsay on D850 exposure strategy — manual settings
  • Michael Klein on Moving away from Sony cameras
  • JimK on Leica Q2 has a real raw histogram
  • JimK on Leica Q2 has a real raw histogram

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Unless otherwise noted, all images copyright Jim Kasson.