This is a like new Nikon AF-S 500mm f/5.6E PF VR lens - original owner, original box, protected with UV filter from day one (included). This super telephoto prime lens can be used with FX-format Nikon F-mount cameras, with DX models (providing an equivalent focal length of 750mm), with AF-S teleconverters, and, with an adaptor, works well on Z mirrorless bodies. This lens is ideal for wildlife or sports photography. The lens has rapid autofocus, a manual override focus ring, focus function buttons, and focus memory button, and an aperture range of f/5.6 - 32. Switches include focus mode, focus limit, vibration reduction (image stabilization), focus function (auto or manual), and beep control. The lens has 19 elements (3 ED elements, a phase fresnel (PF) element, Nano-Crystal coatings, fluorine-coated front element) - all reduce chromatic aberrations, color fringing, and improve sharpness, clarity, etc. This lens is light and hand-holdable (3# 3.5oz) - Read on-line reviews for more details to see why this lens is so prized and highly rated.