Published on 11-21-2010 06:24 PM
MyCockpit ® Presents "Mikes Tips" by Mike Powell<div>
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Depth of Field
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Projecting on a curved screen not only creates geometrical distortion, it also affects focus. Warping software like Nthusim can correct distortion, but when it comes to focus it’s pretty much “what you see is what you get”. The good news is that contemporary video projectors are much better at maintaining focus on curved screens than were the old CRT units. Nonetheless, if you’re planning on using a curved projection screen, it’s good to know ahead of time how image focus will be affected.
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