Pentax 645Z +10 High-Definition 2-Element Close-Up (Macro) Lens, 55mm

High Definition (beveled design) +10 close-up (macro) lens for the Pentax 645Z — 55mm. Optical assembly uses two high-index, low-dispersion elements to deliver sharp, detailed close-up results. The lens surfaces are fully multi-coated and treated with anti-reflection coating, and the unit incorporates a threaded design. Compatible with high-speed auto-focus and infrared imaging.