PhotoPlus : The Canon Magazine

SOFTWARE SOLUTIONS

Make lens corrections

Fix lens-induced artefacts such as vignetting, distortion and chromatic aberration

Even the most expensive lenses can add geometric distortion to a photo. As light is focused through a lens onto the sensor, it can cause horizontal and vertical lines to bulge (or barrel) outwards in the photograph. In most cases this geometric distortion is subtle and you’ll only notice it when toggling the correction on and off (see our video lesson).

Different amounts of light may enter the lens at the edge of the frame. This uneven

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Editor Peter Travers peter.travers@futurenet.com Deputy Editor Dan Mold Art Editor Martin Parfitt Production Editor Chris McGine Lab Manager Ben Andrews Head of Design Dean Usher All copyrights and trademarks are recognized and respected Photography

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