sony 55-200mm f 4-5 .6 sam dt telephoto zoom lens for sony alpha digital slr cameras
this superb telephoto zoom lens for your a dslr camera has a smooth and silent af operation with built-in motor to handle themed range to telephoto zoom shots . in 35mm equivalent it covers midrange 82.5 mm to 300mm telephoto zoom 4x ideal for shooting portraits sports wildlife and more . an excellent all-around lens . please note dt lenses are not recommended for use with the dslr-a900 . steadyshot inside in-camera image stabilization a major reason for its compact lightweight lens design is the benefit of steadyshot inside in-camera image stabilization built into every a alpha dslr camera -- and enabling lenses to eliminate the extra weight and expense of in-lens stabilization mechanisms . dt lens design a more compact lightweight lens designed specifically for the aps-size ccd imager used in some sony a alpha dslr cameras . smooth autofocus motor sam the built-in smooth autofocus motor sam eliminates the need to use a mechanical coupling system in the camera body to transfer auto foucs af drive power and control signals to the lens . instead af control signals from the camera body are sent to the lens-mounted sam unit which drives the focusing lens group directly helping to assure smooth af response . ed extra-low dispersion glass to reduce chromatic aberration at telephoto extension correcting certain wavelengths of light for sharp clear images with well defined colors . circular aperture because aperture blades form a near circle at the wide openings used for low-light shots spot-light sources have a pleasing circular defocused effect .