CONCEPT Mount Adapter for to Micro Four Thirds Compatible with Series Lenses to High Precision and Infinity Focus K&F PK/DA-m4/3 K-Mount Mount,

Compatible lenses: PENTAX compatible K-mount DA lenses, Compatible camera bodies: Panasonic compatible, Olympus compatible Micro Four Thirds mount single-lens cameras. There are no electrical connections on the ring, and the attachment to the lens must be set manually. The adapter is equipped with an aperture ring, allowing you to adjust the aperture on the adapter while it is attached. The smooth surface and sturdy metal construction make it suitable for infinity focusing. High-definition processing creates a luxurious black finish. [Fast Customer Service] We will respond promptly in Japanese and do our best to resolve any issues you may have. If you have any problems with the product, please contact us. Mount adapter