Pentax K-01 10x High Definition 2 Element Close-Up (Macro) Lens — 27mm (37mm with Stepping Ring 27-37mm)

High Definition (Beveled Design) +10 close-up (macro) lens. Built from high-index / low-dispersion 2 Element optical glass for improved image quality. Optics are fully multi-coated and include a threaded anti-reflection coating. Easily attaches to the lens listed in the title.