The EF-S 18-200mm F3.5-5.6 IS is a lens which many Canon users have been waiting for with great anticipation, as an ideal 'all-in-one' lens for travel and 'walkaround' use. In the flesh it behaves much as we'd expect from such an ambitious design, as an 11x zoom range will always necessitate some...
Huge 11x focal length range, ideal general purpose and travel lens, Excellent image stabilization system, consistently delivering three to four stops benefit, Good central sharpness at all focal lengths (but inconsistent corners), Attractive rendition of out-of-focus regions of the image, Improved...
Poor sharpness across much of the frame at 18mm and wider apertures, Pronounced barrel distortion at wideangle, and pincushion distortion around 50mm, High levels of chromatic aberration at either end of the zoom range