Kowa LM28LF 28mm F2.8 Manual Iris F-Mount Lens, Megapixel Rated, 46mm Image Circle 28mm F2.8 Manual Iris F-Mount Lens 46mm Image Circle (Large Format) Compatible with Nikon (F-Mount) Industrial Cameras Suitable for 4K Line Scan Cameras Robust Metal Body with Locking Screws for Focus & Iris