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the last word

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

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Archives for 2012

Timescapes: IR clouds

April 18, 2012 JimK Leave a Comment

  Today I went looking for contrails with the slit scan camera and a filter that passes only infrared. The air traffic controllers didn’t provide the contrails, but I did get this image, which reminds me of astrophotographic images of nebulae. It looks like it could be a cloud close-up, but the real scale is… [Read More]

The Last Word

Contrails

April 17, 2012 JimK Leave a Comment

  Yesterday, the sky being close to bald, I made some slit scans of contrails. This was the most successful. With slit scans, all moving objects appear to travel opposite to the scanning direction, which is why all the planes appear to be flying from left to right.

The Last Word

Sunrise and sunset over the back meadow

April 16, 2012 JimK Leave a Comment

Sunset Sunrise These are more abstract than any other slit scans I’ve posted. There’s no trying to get the viewer to see the image as anything like reality.  

The Last Word

Garrapata hills

April 15, 2012 JimK Leave a Comment

  The hills north of Garrapata beach on a windy day, with the slit scan camera. Wildflowers in the foreground, with a lot of detail that doesn’t make it to web-size images as the flowers blew around in the considerable wind. The shadows of the clouds on the hillside was what I was going for…. [Read More]

The Last Word

More slit scan clouds

April 14, 2012 JimK Leave a Comment

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Articles

  • About
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  • How to…
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    • How to change email providers
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    • Examples
      • Bad and OK 200-600 at 600
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      • Good 100mm lens on P1 P45+
      • Good 120mm MF lens
      • Good 18mm FF lens
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      • Good 60 mm lens on IQ3-100
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      • Good 65 mm FF lens
      • Good 85 mm FF lens
      • Good and bad 25mm FF lenses
      • Good zoom at 24 mm
      • Marginal 18mm lens
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      • 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
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  • Using in-camera histograms for ETTR
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    • 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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