Yesterday, I posted images of Bruce Lindbloom’s imaginary desk with simulated cameras of 10, 5, 2.5, and 1.25 micron pixel pitch, at ISOs of 100,800, and 3200, with and without a 4-way beam-splitting antialiasing filter with a null at 1.33 times the Nyquist frequency. Today I’ll post a similar 24-image suite with a lowered-contrast version… [Read More]

With the announcement of the Sony alpha 7S and its 12 megapixel sensor, the debate about the relative merits of big-sensel sensors and little-sensel sensors has heated up again. The two poles of the argument: Capture the image at as high a resolution as you can manage. If you need a lower-resolution version, you can… [Read More]

In my previous post, I showed you what happens in the succulent slit-scans when atmospheric haze comes and goes over a seven-hour period. Today, I’d like you to see the results of my attempts to process the images to remove the artifacts (I call them artifacts because I don’t like them; I realize that they… [Read More]

It’s unusual for photographers to show you their bad images. I’m no exception; while I try to learn from my mistakes, I don’t advertise them. Maybe that’s a mistake itself. If I learn from them, maybe others can, too. While my photography is idiosyncratic and unique to me, the general ideas may translate. So, in… [Read More]