The AF-S DX Zoom-Nikkor 17-55mm f/2.8 G IF-ED is a flexible, wide-angle zoom designed for general photography with a picture angle equivalent to 25.5-82.5mm in 135 format. The DX optical design enables a high 3.2 zoom ratio with a fast aperture of f/2.8, without sacrificing performance or handling. Incorporating three ED (Extra-low Dispersion) glass elements and three aspherical elements for reduced distortion in the 14-element, 10-group construction. Ideal wide-angle to standard zoom rangeOptimized for DX-format Nikon D-SLRs, the AF-S DX Zoom-NIKKOR 17–55mm f/2.8G IF-ED delivers exceptional performance across its versatile wide-angle to standard zoom range. At 17mm, the lens covers a wide angle of 79°, ideal for architecture, landscapes, cityscapes, travel and group shots; at 55mm, it offers an angle of view similar to our eyes, ideal for portrait work and everyday photography. Stunning results in any lightThe AF-S DX Zoom-NIKKOR 17–55mm f/2.8D IF-ED’s ultra-fast, f/2.8 fixed aperture ensures stunning clarity, beautiful background blur (bokeh) and consistent exposure across its entire zoom range and opens the possiblity of shooting in a wider variety of lighting scenarios—without a flash. Its DX-optimized design makes for a smaller, lighter lens that achieves optimal quality from center-to edge-to-corner of the image. And advanced Nikon lens technologies help draw the full potential from any Nikon D-SLR camera.