This is the fifteenth in a series of posts on color reproduction. The series starts here. It’s fine to be able to describe of the color errors of each of the 24 patches in the Macbeth color checker, but is also useful to be able to say something about the overall color accuracy. One of… [Read More]
Presenting capture accuracy results: the basics
This is the fourteenth in a series of posts on color reproduction. The series starts here. I am writing Matlab code to automate the crunching and presentation of camera captures of Macbeth color checker charts. The purpose is to provide a way to test capture and raw developer accuracy. I’ve written code that does the… [Read More]
My least-favorite gear
A few days ago, I posted a paean to some of the best photographic gear that I used in 2015. This is the flip side – the gear that drove me up the wall in 2015. Firewire. It’s obsolete. It’s finicky. It’s not supported directly on new computers. But, if you’ve got a Hassy H-series… [Read More]
Stitching as a medium format alternative?
Yesterday, I made the following remark apropos of the Sony 100 megapixel sensor: If your subject will hold still, you could probably duplicate the results with a three-shot pano on the a7RII. Except for the “P1 color” (just kidding about the color, although I bet the CFA is different). I was challenged by a reader… [Read More]
Sony breathes life into medium format
Yesterday, Phase One announced a new camera, the first with a nearly full size 645 CMOS sensor. I think this marks a pivotal moment in the medium format world, not so much because of the camera, but because of the chip. Let me back up a bit, and tell you why. About a year ago,… [Read More]
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