Product Review

The Sony Zoom AF 70-200mm f/2.8 APO G(D) SSM Autofocus Lens is a precision zoom lens with bright aperture and fast, quiet auto-focus response. Specially designed for the APS-size CCD imager of the Sony α (alpha) DSLR cameras, the superb G Series SAL-70200G telephoto zoom lens covers a broad range of frequent telephoto shooting situations. Its 35mm-equivalent range of 105-300mm zooming, fast f/2.8 aperture and quiet, high-speed SSM (Super Sonic wave Motor) auto-focus precision makes it ideal for long-distance sports and wildlife photography. Features: SSM (Super Sonic wave Motor ) - A built-in lens motor for faster automatic focusing with high torque at low speed, quick start/stop response, and quiet, smooth operation.ED (Extra-low Dispersion) glass - Four precision ED Glass lenses correct chromatic aberrations and deliver visually accurate results even at full telephoto zoom extension.Internal focusing system - Internal lens elements move, so the overall length does not change -- creating a zoom lens that focuses more quickly and doesnt affect the balance of your camera.2 DMF (Direct Manual Focus) modes - Allow you to quickly revert to manual focus by just turning the manual focus ring of the lens.Versatile focus hold - Three focus hold buttons in different lens locations, plus electronic slider focus range selector switch.