Sharpen Edges increases contrast along edges but does not affect areas of solid color.

Sharpen Edges work on 8 Bit, 16 Bit, RGB, grayscale, CMYK, and Multichannel images, and Smart Objects.

Sharpen Edges are part of Adobe Photoshop’s Extended Filters.

Photoshop terms, Sharpen, Sharpen More, Smart Sharpen, Unsharp Mask

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