Sigma 100-300mm f/4 EX DG IF HSM APO Fast Aperture Telephoto Zoom Lens for Canon SLR Cameras

Product Description

Sigma 100-300mm f/4 EX DG IF HSM APO Fast Aperture Telephoto Zoom Lens for Canon SLR Cameras This telephoto zoom lens provides a large F4 aperture at all focal lengths. The new multi layer lens coating and lens design reduces flare and ghosting, a common problem with digital cameras and also creates an optimum color balance through all focal lengths. Two Special Low Dispersion (SLD) glass elements in the front lens group and two in the rear group offer excellent correction of chromatic aberrations. High optical performance throughout the zoom range demonstrated. The internal focusing and zooming mechanism does not change the objective "total length ensure easy manipulation and exploitation. A rotating tripod mount can be removed easily if necessary. The Hyper Sonic Motor (HSM) provides for silent, high-speed AF