Nikon 55 f3.5 Micro pre-AI Manual Focus Lens. Condition - 6E [4251].

Features a double helical thread for accurate and precise focusing. Focuses down to 9.5 inches and provides a reproduction ratio of 1:2. The 'M' extension tube is needed to obtain a 1:1 reproduction ratio. No lens hood is needed. The front element is so deep set in the barrel, no hood is needed unless you are using a filter. This is the second version of this lens, with a black filter ring and scalloped aperture ring. Included:No lens caps are supplied.