The Power of Gray - The Photoshop: Professional Retouching and Compositing Tips, Tricks, and Techniques - page 145

Figure 2.72 Painting with the 50% gray brush removes the unwanted lens flares.
9. Change the blend mode of the lens flare layer to Normal. Return to the color pic-
ture and see that the additional lens flares have been removed.
Make Eyes Pop
This is great for times when your subject has very dark eyes or when the lighting didn't
reveal the detail and texture of the eyes ( Figure 2.73 ) .