Top features: – Silent operation lets you get closer to sensitive subjects – Responsive focusing with internal AF Silent operation Get the perfect shot of your subject without having to be too close with Sony’s DT 55-300mm f/4.5-5.6 Telephoto Zoom Lens. Compact and lightweight, the lens provides smooth, silent operation and covers a medium to long distance telephoto range. Significantly smoother and quieter than conventional autofocus systems, the SAL55300 has a built-in Smooth Autofocus Motor. Responsive focusing The quiet and responsive focusing system also includes an internal AF mechanism, which is perfect for shooting discreet stills and movies. Featuring a 7-blade circular aperture instead of a standard polygon shape, the 55-300mm has a more natural, rounded defocusing. Including 12 elements in nine groups, the 55-300mm has extra-low dispersion glass elements to provide superior contrast, enhance resolution and produce colour fidelity, even at large aperture settings. Compatible with all 35mm full frame or APS-C format cameras, this is the perfect way to upgrade your Sony A-mount camera.