the last word

This is the twelfth in a series of posts about the Nikon 70-200 mm f/2.8 S lens for Nikon Z cameras. The series starts here. Yesterday, I told you about the quantitative differences that Imatest and I found between the Nikon 70-200 mm f/2.8 S and E lenses using a slanted edge and a Siemens… [Read More]

This is the eleventh in a series of posts about the Nikon 70-200 mm f/2.8 S lens for Nikon Z cameras. The series starts here. In a previous post in this series, I found that my copy of the Nikon 70-200 mm f/2.8 S wasn’t quite up to the high standard set by the F-mount… [Read More]

This is the tenth in a series of posts about the Nikon 70-200 mm f/2.8 S lens for Nikon Z cameras. The series starts here. In the previous post, I looked at transitional point spread functions on axis. In this post, I’m going to do the same in the corner. As before, I used a… [Read More]

This is the ninth  in a series of posts about the Nikon 70-200 mm f/2.8 S lens for Nikon Z cameras. The series starts here. In the previous post, looked at point spread functions across the image field when the lens was well out of focus. This is one piece of  bokeh. The other is… [Read More]