The Enthusiast's Guide to Photoshop

51. ADDING SHARPNESS WITH THE HIGH PASS FILTER

I WANT TO SHARE a quick trick that’s commonly used to add a little bit more detail to an image. In Figure 51.1, I’ve made all of the different tonal adjustments I want to make, but I want to add a little bit more detail to the picture. I’m going to merge up the contents of all of the layers onto a brand-new layer (Lesson 34), and then I’m going to press Command+J (PC: Control+J) to duplicate that layer (Figure 51.2).

With the duplicate layer selected, I’ll go to Filter > Other > High Pass (Figure 51.3). This basically flattens the image into a gray window, and I can use the Radius slider in the High ...