Do you want to turn your lens into a macro lens? Do you want to focus lenses on most MA Body manually? Aluminum Alloy 52mm Stepping Ring for Square Filter. The 52mm Stepping Ring adapter connects between the camera lens and square filter holder. Filters Adapter Ring was made of aluminum alloy. Features a sturdy design that fits on to either the lens or filter holder. The holder itself effortlessly clips in to the ring making the full system ready for use in seconds. The quick release, spring-loaded attachment mechanism makes using this system a breeze. The lens distance scale can be used as well as the focusing to infinity. The Aluminum Alloy Stepping Ring adapter has correction lens inside.Heart moving now? DO NOT HESITATE! COME ON!