This is the seventh in a series of posts on color reproduction. The series starts here. There’s a more flexible way of color correcting cameras than compromise matrices: the three-dimensional lookup table (3D LUT). With it, you can do essentially everything you can do with a compromise matrix, and many things you can’t. Its use… [Read More]
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Achieving artistic maturity
Last Saturday night, my wife and I went to dinner with two artists who were in town for a workshop (My recovery has progressed to the point where I can now get around with a cane.) She’s a watercolorist; he works with oils. She asked an interesting question, which I will paraphrase as: “How does… [Read More]
Glass is forever… isn’t it?
There’s a saying in the digital era of photography: “You date cameras, but marry lenses.” There’s certainly a lot of truth to that. There’s another, stronger adage: “Glass is forever.” How true is that? I decided to investigate my equipment cabinets for clues. Let’s start with the oldest, if we don’t count the 5cm f/2… [Read More]
In praise of repetition
This post is self-plagiarized from a couple of earlier posts in this blog, with new material added. In this blog and elsewhere, I’m always posting images of the same subject matter over and over. I run in spurts. This year, I started out with the stitched infrared trees, moved on to hills across the valley… [Read More]
Real-world sharpness — what to do?
Yesterday I talked about the impediments to getting, in real world situations, all the sharpness that our best cameras and lenses can deliver. Focusing, diffraction, depth of field, internal and external camera vibration are at the top of the list, and the situation will get worse as better lenses and higher-resolution cameras hit the streets…. [Read More]
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