【Widely Compatible EF-EOS R Lens Adapter】EF EOS R1 lens adapter ring allows: Fits Canon EF and EF-S lenses for Canon EOS R series mirrorless cameras including the EOS R, RP, R3, R5, R6, R6 Mark II, R7, R8, R10, R50 and R100. 【Full-featured Design】Maintains autofocus, image stabilization, and transmits EXIF data from compatible EF lenses to R mount cameras. 【Integrated Image Stabilization】IS Function：EF-EOS R1 converter inbuilt image stabilizer, effectively eliminating image ghosting and blurring. The in-lens stabilization from EF lenses with the feature continues to function when mounted with the adapter. 【Robust Autofocus Performance】AF Function：On-sensor Dual Pixel CMOS AF allows lenses to focus quickly and smoothly just like on EF mount SLR cameras. The adapter ring use gold-plated pure copper PINs to transmit signal, greatly enhancing its conductivity and transmission performance and the image quality is not affected by the adapter. 【Sturdy Constructionand Durable】Full metal body & brass mounting plates provide durability and ensure lenses stay securely attached during shooting for stability and reliability.built-in tripod mount (removable), designed with 1/4 screws at the bottom, which can be mounted on tripod or other supporting platform.

• This versatile lens mount adapter allows you to continue using your existing EF or EF-S lenses with your new EOS R series mirrorless camera. 
• It provides full compatibility between the two lens mounts, retaining autofocus functions and optical image stabilization. 
• Whether you're shooting landscapes, portraits or everyday photos, this adapter lets you enjoy your entire EF lens collection on your EOS R camera body. 
• It transmits EXIF data between lens and body for accurate metadata tagging. 
• The compact design adds minimal bulk while securing your lenses firmly in place. 
• Built to last, it's the ideal way to maximize your existing lens investment in full-frame mirrorless system.