![]() In this photo, we see chromatic aberration, an effect often observed as the bright red or blue edges of objects. Particularly with backlit subjects, you may see blue or red edges on some objects in the photo. Chromatic aberration is something that I'll bet you've witnessed in your photos. In addition, Lightroom can remove chromatic aberration. If you look directly into the bowl, the center will look squeezed. Pincushion is like pressing your image into a bowl. If you look at it straight on, the center will be bulged out. ![]() Barrel distortion is like wrapping your image around a ball. In contrast, pincushion distortion is a "sucking" effect that distorts images in an inward sense. In a photo featuring barrel distortion, the photo has a "bulging" effect, particularly noticeable in the center. Two types of distortion you will see are barrel and pincushion. Lens makers are forever working on tweaking optics to perfect the formula, but it's impossible to find a lens with no distortion. With these lenses, regardless of quality or price, a certain amount of distortion should be expected. This is usually even more common in lenses with large zoom ranges, or wide angle zoom lenses. ![]() Most commonly, you will experience lens distortion with zoom lenses. This tutorial was first published in December 2011. Every few weeks, we revisit some of our reader's favorite posts from throughout the history of the site. ![]()
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