The Fotodiox Vizelex Adapter Canon EF-SONY E ND THROTTLE is a high-quality adapter designed by Fotodiox to allow Canon EF lenses to be used on Sony E-mount cameras with the added convenience of a built-in ND filter and aperture control. This adapter provides seamless compatibility between Canon EF and Sony E systems, offering photographers flexibility and creative control. The Fotodiox Vizelex Adapter Canon EF-SONY E ND THROTTLE is a must-have accessory for photographers looking to expand their lens options and achieve precise exposure control in a variety of shooting conditions. Trust Fotodiox for reliable and innovative camera accessories.