Sigma 8-16mm f/4.5-5.6 DC HSM FLD AF Ultra Wide Zoom Lens for APS-C sized Pentax Digital DSLR Camera<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> A DC series lens designed exclusively for use with smaller chip APS-c or 4/3 cameras </span></li><li><span class="a-list-item"> HSM (Hyper-Sonic Motor) ensures a quiet &amp; high-speed auto focus </span></li><li><span class="a-list-item"> FLD glass elements with performance equal to fluorite glass for compensate for color aberration </span></li><li><span class="a-list-item"> One Aspherical lens and two glass mold elements </span></li><li><span class="a-list-item"> Produces images with exaggerated perspective with its wide angle view from 121.2 Degree </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41Uc3JN-udL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41pLzOdTWAL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51vd5eenCoL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31A1WGSSjrL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/71Uf3KHMzIS.png" noproxy>