Home » Tip of The Day » Sharpening Previews in Camera RawSharpening Previews in Camera Raw February 10, 2016. Posted in: Tip Of The Day. When working in Camera Raw’s Detail tab, you can hold Alt (Mac: Option) while dragging on the sliders in the Sharpening section to see a grayscale preview of the changes you are making to the image. « Previous Photoshop Tip: | Next Photoshop Tip: » Sign-up for the PTC Newsletter so that you'll never miss a tutorial!. Your Email Address:
