I’ve now completed making the test images for the following lenses, using the methodology of the previous post: Sony 16mm f/2.8 E mount Leica Tri-Elmar 16/18/21mm f/4 Leica Super-Elmar 18mm f/3.8 ASPH Leica Elmar 24mm f/3.8 ASPH Leica Elmarit 24mm f/2.8 ASPH Zeiss Biogon 35mm f/2 Leica Summilux ASPH 50mm f/1.4 In this post, I’ll report the… [Read More]
NEX-7 — test images for corner color correction
Cameras like the NEX-7, with their high resolution sensors and low flange distances, return to photography the kind of flexibility in lens selection associated with view cameras. That flexibility is not without cost. There is a loss in automation, which is no big deal to most of us. The biggest effect is that the responsibility… [Read More]
NEX-7– purple corners
Near the start of my NEX-7 postings, a reader asked me if I saw purple corners when the camera is used with wide angle lenses. I replied that I had noticed the effect with the 24 mm Elmar. I’ve had a chance to do some more reading and some more experimentation, and here’s what I’ve… [Read More]
Sony NEX-7 noise
In a comment to the previous post, a reader challenged my assertion that the NEX-7 is a terrible lowlight camera because of high noise level above ISO 400. I’ve conducted some experiments to demonstrate what I’m talking about. Because noise needs to be evaluated at pixel for pixel or higher resolutions, I thought it would… [Read More]
Sony NEX-7 — further thoughts
I now have had the chance to make about a thousand exposures with the NEX-7. While I continue to believe that the user interface is a big step up from the NEX-5, I have found many annoyances with the new interface. As mentioned in the previous post, the focus-assist button is hard to find when… [Read More]
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