With a dustproof weather resistant cold proof construction the pentax k 70 with 18 135mm lens is designed to be an all weather camera suitable for outdoor photography the k 70 offers a vast amount of advanced user friendly features to optimise image quality including a large state of the art 24 megapixel cmos sensor an optical viewfinder with almost 100 percent field of view the pentax developed pixel shift resolution system in body shake reduction and an aa anti aliasing filter sim