Zoom lenses are very convenient. The equivalent of two or more fixed focal length lenses in one unit. The maximum aperture of some zoom lenses changes as you alter the focal length, but through-the-lens (TTL) metering takes this into account to give correct exposure.One of the finest telephoto zoom lenses in the EF line, comparable to a single focal length lens. It has four UD-glass elements to correct chromatic aberrations. The newly designed multiple zoom groups for inner focusing bring high image quality throughout the entire zooming range. Compatible with Extender EF 1.4x and 2x.
Use at normal shutter speeds and see an improvement in picture sharpness
This lens is an EF 70-200 2.8L USM.
L-type telephoto zoom lens with image stabilizer
Four UD lenses provide compensation for chromatic aberration
Highly dust and moisture resistant Inner focusing design plus ring USM for silent, high-speed AF