The Tokina 17-35mm f/4 Pro FX Lens for Nikon F Mount Digital SLR Cameras FULL FRAME is a high-quality wide-angle lens designed for Nikon cameras. With a maximum aperture of f/4, this lens allows for excellent low-light performance and shallow depth of field. The lens features a plastic exterior, auto focus capabilities, and is designed for full-frame cameras. Compatible with Nikon F mount cameras, this lens is ideal for landscape, architecture, and other wide-angle photography styles. The Tokina brand is known for producing reliable and high-quality lenses, making this lens a solid choice for photographers looking to expand their creative capabilities.