Imaging recource: Combine a high pass filter with luminosity masks for controlled, effective sharpening

Unsharp mask, smart sharpen, sharpening plug-in software…there are numerous ways to sharpen your image files. Portrait and glamour photographer Nino Batista created a Photoshop action for a high pass sharpening technique and created a tutorial covering how to use it. I've previously covered using an unsharp mask for sharpening, so Nino's technique will provide you an alternative approach. In his article for Fstoppers, Nino says that the basic workflow of high pass sharpening is to duplicate your primary image, run a high pass filter (pixel radius between 2.5...
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