Buy from Amazon.com : http://fave.co/1xuHuhQ <br /><br />Sigma 170-500mm f/5-6.3 APO Aspherical Lens for Nikon SLR Cameras<br /><br />Product Description : <br />Dedicated to Nikon AF SLR cameras <br />Unique apochromatic lens design and three SLD glass elements <br />5 lens group zoom system with an aspherical lens element <br />Built-in rotary tripod mount <br />Magnification of 166
