Great for travel, this lightweight, retractable mid-range zoom collapses down to just 29. 9mm. It also features a power zoom for smooth, silent, effortless zooming. Features Exceptionally smooth powered zoom Less than 30mm long when retracted Built-in OSS (Optical Steady Shot) image stabilisation Aspherical lens elements and ED glass 35mm equivalent focal length: 24-75mm APS-C Mount Coupled with alpha E-mount cameras from Sony, APS-C E-mount lenses deliver big camera performance. Powered zoom for effortless control Shooting stills or video, a powered zoom gives you maximum creative control. For added convenience, it can be operated via a zoom rocker on selected NEX cameras. Capture smooth, blur-free images Built-in Optical Steady Shot(TM) image stabilisation within the lens ensures smooth, blur-free photos and videos when shooting handheld. Smooth defocusing Instead of a standard polygon-shaped lens aperture, this lens features a 7-blade circular aperture for more natural, rounded defocusing or bokeh. Refined optical performance Aspherical lens elements minimise distortion while ED (Extra-low Dispersion) glass elements provide superior contrast, resolution, and colour fidelity.