This is the 31st in a series of posts on color reproduction. The series starts here. We have seen that, with nonlinear profiles, Macbeth color accuracy can be affected by exposure. The purpose of this post is to explore the utility of the automatic exposure systems that are built into modern cameras as a tool… [Read More]
Archives for February 2, 2016
Macbeth light dimming effects
This is the 30th in a series of posts on color reproduction. The series starts here. In some of the testing I’ve been doing, I’ve been varying the intensity of the Westcott LED panels that I’ve been using, and expecting the spectrum of the lights to not change materially. Is that a good assumption? I… [Read More]
Macbeth ISO effects
This is the 29th in a series of posts on color reproduction. The series starts here. Some have suggested making a different profile for every ISO setting that you use. Sounds like a lot of work to me. That’s undebatable. What is debatable is whether it’s necessary. I thought I’d find out, for one camera,… [Read More]