This is used in good working condition, Sigma Art, 35mm f/1.4, DG, Nikon mount. Filter ring is 67”. Aperture, auto focus and manual focus in good working condition. Autofocus is fast and accurate. Manual focus travel smooth. Glass is clean free of fungus, or haze, and come from nonsmoking house. Lens includes all original front and rear lens cap. One small mark is present on the focus ring. This do not affect the focus ring.