I once made a financial presentation to a nonprofit board. Afterwards, someone congratulated me on understanding the financial position of the institution so well. I told her that I hoped that now she did, too. She said, “Oh, no, I’m not a numbers person.” I told her that I understood that it was difficult to look… [Read More]
And the juror picked…
…this one: That was a surprise to me. Although visually striking, it has the second least intellectual content of the six, and, for me, bears repeated viewings only fairly well. I like it, of course, or I wouldn’t have submitted it, but it’s not my favorite. However, there’s one element that I just love about… [Read More]
A portfolio exhibition
The Center for Photographic Art has an annual juried exhibition. This year, it is a portfolio event. Not all the exhibited work was to be portfolios — that privilege was reserved for a favored few — but the judging was on the basis of submitted portfolios of eight images. I submitted the following images from… [Read More]
Read noise patterning — summary
I’m wrapping up my work on spatial frequency analysis of read noise, and in this post, I’ll summarize what I’ve found and provide links to posts with the details. In all the cameras that I tested: Nikon D810 Nikon D800E Nikon D4 Leica M9 Leica M240 Hasselblad H2D-39 Sony alpha 7S The spatial spectrum of… [Read More]
D810 read noise characteristics vs shutter speed, long exposures
A few posts ago, I did a series of D810 dark-field exposures with different shutter speeds to make sure that one of my test methods, which involved varying exposure by varying shutter speed, wasn’t affecting the quality of the read noise. It wasn’t. Today I did a similar series at long shutter speeds to find… [Read More]
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