Get a wide focal range of up to 315mm (35mm equivalent) ideal for sports or nature shots. Internal focusing makes smooth, responsive AF possible with minimum noise that's perfect for video capture. Enjoy Optical SteadyShot image stabilization while achieving crisp, stable images and video in low-light or when zooming in on distant subjects. Two ED (Extra-low Dispersion) glass elements help suppress chromatic aberration and color bleeding at all focal lengths providing excellent image quality throughout the zoom range. Wide Zoom Range - The SEL55210 provides a wide focal range of up to 315mm (35mm equivalent) ideal for sports or nature shooting. ED glass elements - Two ED (Extra-low Dispersion) glass elements helps suppress chromatic aberration and color bleeding at all focal lengths providing excellent image quality throughout the zoom range. Optical SteadyShotTM Image stabilization - Optical SteadyShotTM image stabilization makes it easier to achieve crisp, stable images and video in low-light or when zooming in on distant subjects. Quiet Internal Focusing - Internal focusing makes smooth, responsive AF possible with minimum noise. Perfect for video capture. Product Specifications: Optics/Lens Aperture (Max.) : f/4.5 - 6.3Aperture (Min.) : f/22 - 32Filter Diameter : 49mmLens Groups-Elements : 9 groups, 13 elements (2 aspheric surfaces)Minimum Focus Distance : 3.2ft (1m)Aspheric Elements : 2 aspheric surfacesAF for Movie Capture : YesAperture Blade : 7 blades (Circular apertu...