K&F Concept Lens Mount Adapter KF-CYE (Yashica/Contax Mount Lens to Sony E-Mount Adapter)

Model: KF-CYE (Official Japanese Product) Compatible Lens Mount: Yashica/Contax Mount Compatible Camera Mount: Sony/E-Mount Features: Mount Conversion When using this product, make sure the camera's "Menu" - "Lensless Release" setting is set to "ON.