The Nikon Nikkor 50mm f/1.4 Fast Prime Lens is a high-quality prime lens designed for Nikon cameras with a Nikon F mount. It features a maximum aperture of f/1.4, allowing for excellent low-light performance and depth of field control. The lens is constructed with aluminium material and has a focal length of 50mm, making it versatile for various photography needs. This manual focus lens is part of the Nikon NIKKOR series, ensuring top-notch optical quality for professional photographers and enthusiasts alike.