Canon EF 70-200mm f/2.8L IS II USM
Canon's update to its professional fast telezoom may look much the same on the outside, but internally it's been updated to give image quality that's quite simply the best in its class. Effective autofocus and image stabilization systems, plus full weather sealing, round off a compelling package.
Professionals and advanced amateurs demanding the very finest image quality from a telephoto zoom
Applications for which portability or discretion is more valuable than outright image quality