I’ve been reporting on the modulation transfer function results from some lens/sensor testing that I’ve been doing. I few days ago, I show you some work that I’d done with the Nikon 70-200 f/2.8 GII ED on the Nikon D810 to the Sony 70-200 f/4 G OSS FE on a Sony a7RII. I’ve been having… [Read More]
Archives for October 2015
Bill Claff’s web site has moved
If you’re interested in photographic tech and you’re not scared of quantitative information, my guess is that you’ll like BIll Claff’s web site, He’s gotten many people to test cameras to his protocols, and he reports the results with interactive graphs that allow easy comparison. In addition, there’s a wealth of information on what’s inside… [Read More]
Aesthetics as a factor in photographic equipment choice
I’ve got to stop hanging around over at DPR. Not only is it a time sink, I keep getting ideas for posts to write here. Yesterday, a guy was asking one of the “what lens should I buy for xyz?” questions that are the stock in trade of camera forums. In the discussion, he rejected… [Read More]
MTF testing of 70-200mm lenses — AF or MF?
I’ve been reporting on the modulation transfer function results from some lens/sensor testing that I’ve been doing. I few days ago, I show you some work that I’d done with the Nikon 70-200 f/2.8 GII ED on the Nikon D810 to the Sony 70-200 f/4 G OSS FE on a Sony a7RII. For those tests,… [Read More]
Taming the a7RII EVF/LCD autoswitching
The automatic EVF/LCD switching on the Sony alpha 7 cameras is a real pain in the neck for me. When you bend over to have a good look at the LCD screen on the back of the camera, especially if you’re wearing a hat, the screen goes dark. This “feature” also keeps the camera from… [Read More]