How is chromatic aberration controlled?
If you’re looking for crisp, sharp pictures, it’s important to reduce chromatic aberrations whenever you can. In the past, when photographers shot strictly film images, about the only thing that worked was using expensive, professional lenses. Other in-camera techniques, such as shooting at smaller lens apertures and so on, have little or no impact on chromatic aberrations. However, with today’s digital images, there are special software techniques that can reduce or in some cases even eliminate color fringing — and they’re not only easy to correct, but you can set up automatic corrections for entire batches of images taken with a particular lens. Chromatic aberration is easily corrected with most RAW file converters, such as Adobe’s Camera Raw and Adobe Lightroom. .) Recent versions of Canon’s dedicated RAW image processing software, Digital Photo Professional (version 3.2 or higher), have a new tool tab with special commands that will automatically remove chromatic aberration from yo
