Lateral chromatic aberration (color fringing along edges) can be corrected in software, including Canon’s free Digital Photo Profession (DPP). This is available for most Canon bodies and lenses (but only Canon lenses, unlike Nikon’s Capture NX2, which works with any lens).
Shoot RAW of course. In DPP, select an image and hit cmd-T to bring up the image processing palette, click on, then check the box as shown below. Dismiss the dialog, and that’s it— you’re done.
Article continues for subscribers...
If you’re already a subscriber, CLICK HERE TO LOG IN
diglloyd Advanced Photography includes hundreds of pages of exclusive coverage and high resolution, Retina-grade example pictures detailing Canon and Nikon DSLR bodies and their lenses, with in-depth analysis of sharpness and contrast, color, bokeh, vignetting, distortion, MTF, and flare. Also included is a wealth of in-context technique and workflow insight. Since 2006, diglloyd Advanced Photography is the authoritative review and on-line reference for discerning Canon and Nikon shooters. Subscriptions cost $ per year.