Zykkor Video and SLR Telephoto 2.0x Hi Resolution AF Lens from Japan offers a high-quality 2x zoom screw on auxiliary converter lens when attached to another lens. This lens, designed to attach to a 52 or 46mm screw mount lens, features auto focus and a screw mount for easy attachment. Made of durable aluminum and glass, this telephoto lens attachment provides clear, detailed images, perfect for photo enthusiasts looking to capture distant subjects with precision and clarity. Lens comes with front and rear lens caps, a lens case and a 52 to 46mm converter ring. This lens was never used and has no scratches or imperfections.