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the last word

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

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Archives for January 2017

More synthetic slit scan pictures

January 13, 2017 JimK 5 Comments

This post is part of a series about some experiments I’m doing combining space and time in slit scan photographs. The series starts here. I’ve spent most of this week editing synthetic slit scan images. Here are a few that I like.                  

The Last Word

A love song to digital photography

January 11, 2017 JimK 3 Comments

I’ve been posting about some of the bad things about today’s digital photography universe for the last few days. Today, I’m gonna change gears and talk about some of the things I love about it. Productivity. A lot of chemical photography was difficult, uncreative, time-consuming work. Let’s say you wanted a print of something that… [Read More]

The Last Word

Overemphasizing tools

January 10, 2017 JimK 3 Comments

I used to write end-pieces for the CPA newsletter, Focus.  Those were called “The Last Word”, because they were the last thing in the newsletter. Eventually, when I stopped editing the newsletter, the archives from Focus formed the first posts in this blog. One of the very first ones was about overemphasis of craft.  Today’s post… [Read More]

The Last Word

Is it now easier to be a photographer?

January 8, 2017 JimK 2 Comments

What a set of changes has happened since, say, 1990! In 25-or-so years, we have gotten to a point where: Most first-world folks carry a camera with them at all times. The marginal cost of making an image is zero. The number of images exposed has skyrocketed. The quality of many of the ubiquitous cell-phone… [Read More]

The Last Word

Power tools are dangerous

January 7, 2017 JimK 10 Comments

When we worked in the darkroom, the tools we had for image manipulation were pretty crude by today’s standards. With silver-based B&W, we could crop, change size, lighten, darken, change contrast, dodge, burn, bleach (like dodging, but affecting only the lighter areas). Sharpening required pin-registered printing setups and fiddly mask-making; most of us didn’t bother…. [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

Category List

Recent Comments

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