Removing color defects (chromatic aberration) V. in Photoshop
Another brush tool for removing purple edges in Photoshop.
Another brush tool for removing purple edges in Photoshop.
The quickest way to “kill the rainbow” in Photoshop.
Bluish-purple color border! Shoot to kill in Photoshop!
Purple, blue, yellow, red edges? Fight ’em in Photoshop!
Annoying blue/purple strips appear on the borders of dark and light areas. Most of the time they can be reduced considerably, or even eliminated.