The Remove Lens Vignette adjustment corrects unwanted vignetting by modifying the brightness at the edges of an image. The Post Crop Vignette adjustment achieves the same effect on cropped images.
Settings
Apply this adjustment via the Adjustments Studio using the following settings:
Intensity—sets the type and value of the correction. Drag the slider to set the value.
Scale—controls the size of the correction. Drag the slider to set the value.
Hardness—controls how much feather/blur is applied to the transition. Drag the slider to set the value.