Quick links to procedures on this page:
The Sharpen effect heightens contrast by intensifying highlights and shadows. You can create sharper images by using either the Gaussian or Circular aperture options. Gaussian aperture sharpens the red, green, and blue components of color; Circular aperture sharpens an image based on luminance.
Before (left) and after (right) applying Sharpen
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Choose Effects  Focus Sharpen. |
| 3 . |
In the Sharpen dialog box, enable an aperture option. |
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Amount — determines how much of the edge of an element is affected |
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Highlight — determines the intensity of the bright areas. Move the slider to the right to brighten the highlights. |
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Shadow — determines the depth of the shadows. The higher the percentage, the darker the shadows. |
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If you chose the Gaussian aperture option and you want to sharpen only selected colors, enable any combination of the Red, Green, or Blue check boxes. |
