In a recent LuLa thread about the Nikon D850, in response to a remark of mine about the ISO where the camera changes conversion gain, a poster said: I’ve always been wary of using intermediate ISO settings. They didn’t seem to serve much purpose years ago when I was using Canon DSLRs. It was generally… [Read More]
Nikon D850 read noise vs shutter speed
This is the fifth post in a series of Nikon D850 tests. The series starts here. I made a series of dark-field exposures at ISO 1000 at all the timed shutter speeds that the D850 supports, with LENR off. I measured the rms read noise in counts (data numbers, if you prefer) in a 400×400 pixel… [Read More]
Nikon D850, Sony a7RIII design goals
This is the fourth post in a series of Nikon D850 tests. The series starts here. In addition, you should be able to find all the posts about the camera in the Category List on the right sidebar, below the Articles widget. There’s a drop-down menu there that you can use to get to all the… [Read More]
Nikon D850 EDR
This is the third post in a series of Nikon D850 tests. The series starts here. Yesterday, I showed you some dark-file histograms from the D850, using the mechanical shutter set to 1/1600 second. Today, I’ll show you the result of an analysis of the same files I used for yesterday’s post. I measured the ratio… [Read More]
Nikon D850 histograms vs ISO setting
This is the second post in a series of Nikon D850 tests. The series starts here. You can tell a lot about how a camera works with the lens cap on. In this post, I’m going to take a look at the histograms of the entire frame of D850 dark-field images, all at 1/1600 second (and… [Read More]
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