Buy from Amazon.com : http://fave.co/1BPkuhs <br /><br />Sony SAL-500F80 500mm f/8 Reflex Super Telephoto Lens for Sony Alpha Digital SLR Camera<br /><br />Product Description : <br />500mm super telephoto lens with f8 maximum aperture for Sony Alpha digital SLR camera <br />Worlds only super telephoto reflex lens with autofocus capability for quick shot reactions <br />Reflective optics eliminates the chromatic aberration to produce sharp clear images <br />Shutter speed exposure control hold button locks autofocus for full creative control <br />Measures 362 inches in diameter and 475 inches long weighs 1 pound 7 ounces
