This is one in a series of posts on the Nikon Z6 and Z7. You should be able to find all the posts about that 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 posts in this… [Read More]
Archives for 2019
Speculating on the GFX 100S shadow noise performance
Bill Claff has recently posted photon transfer curves and input-referred read noise curves for the Phase One IQ4 150MP camera on his excellent web site. This camera uses the Sony IMX 411 sensor that Sony began shipping last year. Presumably, the announced-but-not-yet-shipping Fujifilm GFX 100S will use the IMX 461 sensor that Sony also began… [Read More]
Stacked sensors and autofocus
Almost all my technical posts are based on research and testing. This one is different: it is entirely speculation. Yesterday I upgraded the firmware on my Sony a9 to version 5.0, which had just been made available for download by Sony. It is much more than any other Sony firmware release that I’ve ever seen…. [Read More]
Lap times as lab testing
This is a continuation of a discussion that starts here. I have pointed out lap time testing as an example of one of the things that’s analogous to some kinds of lab tests when doing camera testing. Lap time testing is a more complicated case than car tests like 0-60, 0-100-0, stopping distance, or even… [Read More]
Tales of a misspent youth
I’ve got more to say about the camera/car testing analogy, but I just saw this post today on DPR. Maybe I’m in my dottage, but it took me back to my days as a high-school newspaper photographer. I worked in a shared darkroom, with collective responsibility for keeping the communal chemicals fresh, replenished, and properly… [Read More]
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