{"product_id":"ykeasu-yk-ef-eos-r-rc-control-ring-mount-adapter-for-canon-ef-ef-s-lenses-to-eos-r-series-mirrorless-cameras-black-new","title":"YKEASU YK-EF-EOS R RC Control Ring Mount Adapter for Canon EF\/EF-S Lenses to EOS R Series Mirrorless Cameras (Black) - New","description":"\u003ch3\u003eProfessional Lens Compatibility for Canon EOS R Systems\u003c\/h3\u003e\u003cp\u003eThe YKEASU YK-EF-EOS R RC Control Ring Mount Adapter bridges the gap between Canon's extensive EF\/EF-S lens library and modern EOS R series mirrorless camera bodies. This adapter ensures full compatibility with EOS R, RP, R5, R6, R7, and R10 cameras, allowing photographers to leverage their existing glass investments while maintaining complete electronic communication. The metal construction on both mount interfaces provides lasting durability and precise alignment for professional shooting environments.\u003c\/p\u003e\u003ch3\u003eAssignable Control Ring Functionality\u003c\/h3\u003e\u003cp\u003eThe integrated control ring transforms how photographers interact with adapted lenses. Users can assign the ring to control critical exposure parameters including shutter speed, aperture settings, or ISO sensitivity, providing tactile feedback and immediate adjustment capability. This design philosophy mirrors Canon's native RF lens control systems, ensuring a seamless transition between adapted and native optics during demanding shooting scenarios.\u003c\/p\u003e\u003ch3\u003eAdvanced Optical Stabilization \u0026amp; Signal Transmission\u003c\/h3\u003e\u003cp\u003eBuilt-in Image Stabilization (IS) support maintains full communication with lens-based stabilization systems, ensuring sharp handheld photography at slower shutter speeds. Gold-plated contact pins deliver reliable EXIF data transmission between lens and camera body, preserving metadata accuracy for every frame. The weather-sealed construction protects against dust and moisture ingress at the lens-adapter-body junction, meeting professional environmental standards for outdoor photography.\u003c\/p\u003e\u003ch3\u003ePrecision Engineering for Demanding Applications\u003c\/h3\u003e\u003cp\u003eThe all-metal mount construction on both EF-S and EOS R interfaces ensures rigid connection and repeatable flange distance accuracy. This mechanical precision maintains proper back-focus distance for edge-to-edge sharpness across the image circle. The robust design supports heavy telephoto lenses while maintaining smooth mounting and dismounting operations throughout extended shooting sessions.\u003c\/p\u003e\u003cdiv style=\"background:#f8f6f3;padding:20px;margin:25px 0;border-radius:8px;\"\u003e\n\u003ch3 style=\"margin-top:0;\"\u003e⚙️ Technical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:auto 1fr;gap:12px 20px;\"\u003e\n\u003cspan style=\"color:#2c5282;font-weight:bold;\"\u003eMount Compatibility:\u003c\/span\u003e\u003cspan\u003eCanon EF\/EF-S (lens side) to Canon EOS R (body side)\u003c\/span\u003e\u003cspan style=\"color:#2c5282;font-weight:bold;\"\u003eCompatible Cameras:\u003c\/span\u003e\u003cspan\u003eEOS R, RP, R5, R6, R7, R10\u003c\/span\u003e\u003cspan style=\"color:#2c5282;font-weight:bold;\"\u003eControl Ring:\u003c\/span\u003e\u003cspan\u003eAssignable (shutter speed, aperture, ISO)\u003c\/span\u003e\u003cspan style=\"color:#2c5282;font-weight:bold;\"\u003eImage Stabilization:\u003c\/span\u003e\u003cspan\u003eBuilt-in IS support\u003c\/span\u003e\u003cspan style=\"color:#2c5282;font-weight:bold;\"\u003eContact Pins:\u003c\/span\u003e\u003cspan\u003eGold-plated for signal transmission\u003c\/span\u003e\u003cspan style=\"color:#2c5282;font-weight:bold;\"\u003eEXIF Data:\u003c\/span\u003e\u003cspan\u003eFull transmission supported\u003c\/span\u003e\u003cspan style=\"color:#2c5282;font-weight:bold;\"\u003eWeather Sealing:\u003c\/span\u003e\u003cspan\u003eDust and water-resistant\u003c\/span\u003e\u003cspan style=\"color:#2c5282;font-weight:bold;\"\u003eConstruction:\u003c\/span\u003e\u003cspan\u003eMetal mount (lens and camera sides)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003ch3\u003e✨ Key Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFull electronic communication between EF\/EF-S lenses and EOS R cameras\u003c\/li\u003e\n\u003cli\u003eAssignable control ring for shutter speed, aperture, or ISO adjustment\u003c\/li\u003e\n\u003cli\u003eBuilt-in Image Stabilization support with accurate focus performance\u003c\/li\u003e\n\u003cli\u003eGold-plated contact pins ensure reliable EXIF signal transmission\u003c\/li\u003e\n\u003cli\u003eWeather-sealed design protects against dust and moisture\u003c\/li\u003e\n\u003cli\u003eAll-metal mount construction on both interfaces for durability\u003c\/li\u003e\n\u003cli\u003eCompatible with EOS R, RP, R5, R6, R7, and R10 mirrorless bodies\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"background:#fffbf0;padding:20px;margin:25px 0;border-radius:8px;border:1px solid #f0e8d0;\"\u003e\n\u003ch3 style=\"margin-top:0;\"\u003e📦 What's in the Box\u003c\/h3\u003e\n\u003cdiv style=\"display:grid;gap:8px;\"\u003e\n\u003cdiv\u003e✓ YKEASU YK-EF-EOS R RC Control Ring Mount Adapter\u003c\/div\u003e\n\u003cdiv\u003e✓ Rear Lens Cap (EF mount side)\u003c\/div\u003e\n\u003cdiv\u003e✓ Body Cap (EOS R mount side)\u003c\/div\u003e\n\u003cdiv\u003e✓ User Manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Canon","offers":[{"title":"Default Title","offer_id":43760086712379,"sku":"58088..ACE","price":465.54,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0355\/5400\/0955\/files\/image_0_f5517a9d-ed94-40c3-8813-772e15db510c.jpg?v=1783568248","url":"https:\/\/saveoncells.com\/products\/ykeasu-yk-ef-eos-r-rc-control-ring-mount-adapter-for-canon-ef-ef-s-lenses-to-eos-r-series-mirrorless-cameras-black-new","provider":"SaveOnCells","version":"1.0","type":"link"}