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the last word

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

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Archives for July 2014

NIKON D810 EFCS VIBRATION with a 135MM LENS

July 28, 2014 JimK 4 Comments

I mounted a Zeiss 135mm f/2 APO-Sonnar on the D810 and repeated the tests of the previous two posts. Here’s what happened, first in landscape orientation, measuring the edges perpendicular to the shutter motion: And in portrait orientation, also measuring the edges perpendicular to the shutter motion: EFCS really earns its keep here. I would expect… [Read More]

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Nikon D810 EFCS vibration w/ 50mm lens in portrait orientation

July 27, 2014 JimK 2 Comments

[This post, like the previous one, was extensively revised on 7/28/2014, and for the same reason.] I repeated the tests of the previous post with the camera in portrait orientation. This is a more severe test, since the shutter moves in the left/right direction when the camera is oriented with the long side up and… [Read More]

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Nikon EFCS vibration w/ a 50 mm lens in landscape orientation

July 26, 2014 JimK Leave a Comment

One of the new features on the D810 is the electronic first curtain shutter (EFCS), which should in conjunction with raising the mirror well before the exposure, reduce vibration. The EFCS controls on the S810 work quite differently from those on the Sony a7 and a7S. Like the Sonys, there’s a menu item to turn… [Read More]

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Nikon D810 manual focusing

July 25, 2014 JimK Leave a Comment

In making the bookcase pictures for the two previous posts, I got to try out the Nikon D810’s new-and-improved live view. Wow! It’s an amazing improvement, not just because it’s so good, but because the D800/D800E live view was so bad. The D810 is right up there with the Sony a7R in the live view… [Read More]

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Nikon D810 push processing: ISO 12800 to 400

July 25, 2014 JimK Leave a Comment

I repeated the tests of the previous post over a higher ISO range. Here are the results: And the tight crops: You could criticize the noise in the ISO 400 image if you were feeling picky, but again, this is virtually ISO-less performance.

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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
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    • 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

  • JimK on Goldilocks and the three flashes
  • DC Wedding Photographer on Goldilocks and the three flashes
  • Wedding Photographer in DC on The 16-Bit Fallacy: Why More Isn’t Always Better in Medium Format Cameras
  • JimK on Fujifilm GFX 100S II precision
  • Renjie Zhu on Fujifilm GFX 100S II precision
  • JimK on Fuji 20-35/4 landscape field curvature at 23mm vs 23/4 GF
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  • 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
  • Ivo de Man on Fuji 20-35/4 landscape field curvature at 23mm vs 23/4 GF

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