Category Archives: Equipment

“Help, I Can’t Open These Raw Files!”: What Do When New Cameras are Released

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Every time a new camera is released, and usually, for a couple of months afterward, I get lots of calls and emails from customers asking why they can’t read the Raw files they just shot. “They’re just CR2/NEF/ARW files that I should be able to open! Something is wrong with the camera you sent me.” […]

The Ultimate Light Modifier Shoot Out and Test

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As someone who has taught off camera lighting for some years now, as well as taught dozens of workshops on the topic – I’ve always heard the same question from photographers who are using off camera lighting for the first time. “What’s the difference between ____ and ____.” When working with off camera lighting, it’s […]

More PhotoGeekery: Finite Conjugate MTF Bench Tests for Macro Lenses

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For the last several years we’ve talked about the fact that lens performance can vary with focusing distance. Our optical bench tests at infinity. Computerized target analysis (Imatest and DxO) tests at close distances. But when the results of target analysis and bench tests differ it’s hard to decide if the difference is because of different testing […]

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