The Vintage Petri Camera Adapter Ring is a genuine product from Japan that allows for mounting lenses with a different mount onto a Petri camera. The adapter ring comes in its original box with instructions, ensuring that users have all the necessary information to properly use the product. With the Petri brand name known for quality and durability, this adapter ring is a reliable accessory for photographers looking to expand their lens options. ** estate find see photo’s for details I am not a camera expert see photo’s