Using the Sharpness slider to reduce blurIn the Detail tab of the Camera Raw dialog box, the Sharpness slider adjusts the image sharpening to provide the edge definition you wish. The Sharpness adjustment is a variation of the Photoshop Unsharp Mask filter, which locates pixels that differ from surrounding pixels based on the threshold you specify and increases the pixels' contrast by the amount you specify. When opening a camera raw image file, the Photoshop Camera Raw plug-in calculates the threshold to use based on camera model, ISO, and exposure compensation. Users can choose whether sharpening is applied to all images or just previews. To adjust the amount of sharpening:
To specify whether an image or preview is sharpened:
All Images Applies sharpening to the camera raw image. Preview Images only Applies sharpening only to the preview image and not the actual camera raw image. This option is for users who do not want to apply sharpening with the Photoshop Camera Raw plug-in. |