Pentax DA 50mm f1.8 lens for Pentax DSLR Cameras<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"> Fast f/1.8 aperture for outstanding depth of field control. </span></li><li><span class="a-list-item"> Rounded diaphragm blades create a more circular aperture for smooth， beautiful bokeh at large aperture settings. </span></li><li><span class="a-list-item"> No Quick shift focus system for instant switching from auto to manual focus. </span></li><li><span class="a-list-item"> SP (Super Protect) coating which repels dust， water， grease and other substances that may adhere to the lens surface. </span></li><li><span class="a-list-item"> Focal length equivalent to 76.5mm (in 35mm format) </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/519dH44GeUL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/419zoxTB5xL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51KQoFa5p1L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/5154vUtSvhL.jpg" noproxy>