The idea with frequency separation is to separate high-frequency and low-frequency information so they can be edited independently. Low-frequency information includes light information like shadows, tones, and colors. High-frequency information includes fine details like skin texture, lines, pores, hair, etc. Luckily, setting it up isn’t too difficult and we’ll go over it in a moment.įirst, let’s understand what we’re doing. Try as you might, you won’t find a neat tool called frequency separation that pops out to perform the technique for you. Smoothing Skin with Frequency Separationįrequency separation is a technique, not a tool in Photoshop.
