HD PENTAX-D FA 70-200mm F2.8ED DC AWPosted by Digital Photography Live Date February 5, 2015 PENTAX-D FA 70-200mm F2.8ED DC AW – Adorama | B&H Key Features Image circle covering Full-frame sensor 3X ratio telezoom (eq. to 107-307mm for APS-C) Wide constant aperture F2.8...