levelsadjustment

Photoshop 101: What’s the Difference Between Curves and Levels?

If you want to manipulate the light and color information in an image using Photoshop, two of the most common tools for the task are Curves and Levels. But how do these two adjustments actually differ? And when might you choose to use one instead of the other? That's exactly what Aaron Nace explains in this helpful video.