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Michael Tapes has been at it again. The inventor of camera aids like the WhiBal white balance card has devised a clever way to take advantage of the microfocusing feature of some Canon, Nikon and Sony dSLRs. He calls it the LensAlign. It's an ingenious invention that separates the focus target from the measurement. Usually when you test autofocus, you observe that your target isn't sharp, trying to find something in the image that is sharp. But with...