Peripheral Illumination Correction function maintains evenness of illumination from corner to corner in JPEG images (even when shooting wide open with a zoom lens)
John Paul Caponigro
In photography, vignetting is a reduction in brightness in the periphery of an image. With a few easy steps, it’s possible to minimize and in some cases eliminate it altogether.
© 2014 Canon U.S.A., Inc. All Rights Reserved. Reproduction in whole or in part without permission is prohibited.