Gently used. This Fotodiox Vizelex EF-NEX ND Adapter is a must-have for any photographer looking to adapt their Canon EOS lens to Sony E. This lens adapter is designed with a twist-on fastening for easy attachment and detachment. It is compatible with Sony E and is perfect for those who want to use their Canon EF lens with Sony E. This adapter is ideal for photographers who want to save money on lens adapters and mounts, as it is a single adapter that can fit multiple lenses.