Thank you for viewing. This is a mount adapter for using Sony E-mount lenses on Nikon Z-mount mirrorless cameras. It is like new, having been opened. This product is made by Viltrox, and although it is a latecomer among similar mount adapters, it is highly regarded for its performance. The Amazon standard price is 26,900 yen. A Japanese manual is also included, so you can use it with confidence. Please confirm compatibility yourself. Please note that, as with general mount adapters, we do not guarantee all functions, and it is possible that it may not work with your camera and lens combination, so please use it at your own risk. The version of the mount adapter's board is the latest 6.1. 【Main Features】 ・Ultra-thin 4mm conversion adapter 　Achieves autofocus compatibility between Sony E-mount lenses and Nikon Z-mount mirrorless cameras. 　Compatible models: Nikon Z9, Z6, Z6II, Z7, Z7II, Z5, Z30, Z50, Z50II, Zf, Zfc, etc. ・EXIF signal transmission & image stabilization support 　Transmits EXIF information to the camera, allowing recording and display of shooting data. Also, for lenses that support image stabilization, the stabilization function is maintained even when using the adapter, enabling more stable shooting. ・Vignetting prevention design 　The aperture is optimized for the CMOS size, preventing light blockage and achieving stable depiction. The contact points are also designed to be robust, providing excellent durability. ・Lightweight and highly durable construction 　Compact design with a thickness of only 4mm and a weight of 52.3g. The precise metal (copper) construction ensures high durability and stability. It is also portable and does not burden you during shooting. ・Upgrade support 　A dedicated upgrade cable is included, allowing for firmware updates. Due to the prevention of product substitution, returns/refunds are not accepted after purchase. Thank you for your understanding. - Brand: VILTROX - Model: E-Z Mount Adapter - Features: Durable metal design - Connection terminals: With electronic contacts - Accessories: Lens cap/firmware update cable included #HalloweenOnMercari