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the last word

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

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PhotoLucida 2003

April 2, 2009 JimK Leave a Comment

It was December of 2002. I was at an opening (a Roman Loranc show, I think) at the Ansel Adams Gallery on Cannery Row (sadly, gone now). Jeanne Adams came up to me and said that she thought I’d enjoy going to PhotoLucida. “Photo what?” was the best I could do.  I had no idea… [Read More]

The Last Word

A new web site

March 24, 2009 JimK Leave a Comment

Some History In 1996 I decided to create a web site for my underwater photographs. I registered kasson.com with the InterNIC, installed Internet Information Services on an NT 4 server that was connected to my ISP over Basic Rate ISDN, and started to create html using Notepad. That got old real fast, so I switched… [Read More]

Technical, The Last Word

Paper Testing

February 17, 2009 JimK 2 Comments

I got distracted with the Drobo, but I’ve finally gotten around to writing the post on paper testing that I promised last month. One of the reasons for the delay is a struggle to distinguish truth from opinion.  As I wrote, I slowly came to realize that each piece of advice falls into a continuum… [Read More]

Technical, The Last Word

New off-site backup options

January 29, 2009 JimK Leave a Comment

Only eighteen months have passed since I wrote the paper on backing up photographic images, but there have been some changes that affect the off-site component of the backup strategy that I proposed in that paper. The biggest difference is the price reduction of one terabyte disks. It’s now hovering close to a hundred bucks… [Read More]

Technical, The Last Word

Paper Selection

January 11, 2009 JimK Leave a Comment

Maybe you’re getting tired of reading about blind spots. I know I’m getting a little tired of writing about them. I promised to give it a rest, but first I’ve got a few things to say about one of the most frustrating things in modern digital photography: paper selection. I’ll go through it without the… [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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  • JimK on Fujifilm GFX 100S II precision
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  • JimK on Fuji 20-35/4 landscape field curvature at 23mm vs 23/4 GF
  • Ivo de Man on Fuji 20-35/4 landscape field curvature at 23mm vs 23/4 GF
  • JimK on Fuji 20-35/4 landscape field curvature at 23mm vs 23/4 GF
  • JimK on Fuji 20-35/4 landscape field curvature at 23mm vs 23/4 GF

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