This is used in excellent condition, Canon EF 200mm f2.8L II USM. Filter ring is 72”. Aperture, auto focus and manual focus in good working condition. Autofocus is fast and accurate. Manual focus travel smooth. Glass is clean, no mold, condensation, or fungus and come from nonsmoking house. Minimal dust may be present inside. Lens includes Canon original lens hood, front and rear lens cap. Use this on Canon 5D3 with good results.