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Photoshop CS5 for Windows and Macintosh: Visual QuickStart Guide by Peter Lourekas, Elaine Weinmann

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Chapter 17. Refocusing

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Photographers use focusing techniques to orchestrate a scene, such as blurriness to convey motion or a shallow depth of field to contrast an in-focus subject with its background. In Photoshop, you can apply similar special effects, and also correct for defects produced by a camera lens. In this chapter, you’ll apply the Lens Blur filter and use vignettes ...

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