Retouching
Frequency Separation in Photoshop: The Ultimate Skin Retouching Technique
Frequency Separation in Photoshop: The Ultimate Skin Retouching Technique I’ve retouched hundreds of portraits, and I can tell you with certainty that frequency separation is the game-changer technique every serious retoucher needs in their toolkit. It’s not complicated once you understand what’s happening, and I’m going to walk you through exactly how to use it. What Is Frequency Separation? Frequency separation splits an image into two layers: one containing color information and one containing texture details.