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See my image editing article for more information on sharpening and unsharp mask.
The book is printed in hardcover with an attractive layout and cover, but the illustrations are terribly muddy and unsharp .
One handed shooting is lazy and you will always run the risk of unsharp shots!
You may notice that the entire image has the unsharp mask applied to it beforehand.
Here is a tip for sharpening with the unsharp mask filter.
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