Ultralight, versatile wide-angle power zoomSony's vast expertise brings you the world's lightest full frame F4 wide-angle power-zoom lens, giving today's content creators refined imagery, expression, and control. A new power zoom system in a compact lens is suitable for small crews or solo shooting. It is ideal for stills too, with beautiful G lens rendering and astonishing AF (autofocus) performance.Evolved image qualityThis compact, lightweight, full-frame constant F4 wide-angle power zoom lens delivers superb G Lens image quality. It includes two AA (advanced aspherical) elements, a Super ED (Extra-low Dispersion) element, and an ED element to effectively suppress distortion and aberration. A circular aperture and controlled spherical aberration enhance bokeh quality, while 9.5-inch (0.24 meter) minimum focus enables stunning close ups.Designed for polished movie imageryIn addition to smooth, versatile power zoom, this remarkably compact lens minimizes jarring angle of view shifts that can occur when focusing or zooming so that stable, high quality movie footage can be easily captured. Focus, zoom, and aperture operation are also extremely quiet, greatly reducing noise and vibration that can interfere with movie recording.Smooth power zoom with snappy responseA new power zoom system driven by four XD (Extreme Dynamic) Linear Motors for the first time in an a lens provides smooth control with the immediacy