Pentax SMC-FA-Macro 120mm f/4 lens. Serial # 4151646. Made in Japan. This Auto or manual focusing macro lens will fit Pentax 645 AF camera's or Pentax 645 manual focus camera's. Lens stops range is f/4 - f/32. Close focus down to 1.3 feet or 0.395 meter. Lens has slide on focus barrel for manual or auto focus operation. Lens uses 67mm filters. Lens is Ex++/Mint- or 9 of 10 cosmetic condition. Black finish, paint and scales are super nice. No dents or dings. Perfect glass. Clean front and rear elements. Very nice multicoating. No coating marks, scratches or seperation. Smooth focusing. Clean and smooth diaphragm. Clean contacts.The Pentax lenses have been known for their quality optics with good sharpness and contrast. Lens comes original Pentax Hood, front and rear caps, and soft case. Sells with NO RESERVE at price of $445. I have more Pentax lenses and accessories, Medium Format, Large Format cameras and Lenses, Vintage and Collectibles and Soft Focus Lenses. More great buys on my other auctions, Ebay Store and Web Page.