Description
Description
The K&F Concept Auto Focus Adapter Ring EF-EOS R II is a high-performance lens adapter designed to seamlessly mount Canon EF and EF-S lenses onto Canon EOS R series mirrorless cameras. Built with advanced electronic contacts, it supports fast and accurate autofocus, aperture control, and image stabilization, ensuring full functionality of your existing lenses. Its durable metal construction guarantees reliability, while the detachable tripod foot provides added stability for heavier lenses. Ideal for photographers transitioning to mirrorless systems, this adapter preserves image quality and enhances versatility without compromise.
Tech Specs
| Compatibility | Canon EF / EF-S lenses to Canon EOS R mount cameras |
| Autofocus | Yes, fast phase-detection autofocus supported |
| Electronic Contacts | Gold-plated contacts for stable signal transmission |
| Aperture Control | Supported via camera body |
| Image Stabilization | Lens IS supported (if available) |
| Firmware Upgrade | Supported via USB port |
| Build Material | Aluminum alloy with precision machining |
| Tripod Mount | Detachable tripod foot for added stability |
| Weight | Approx. 150g |
| Warranty Terms: | No Warranty – replacement available if product is found defective within 5 working days. |
★ ★ ★ ★ ☆
4.5 out of 5
“Excellent adapter with reliable autofocus and solid build quality—perfect for using EF lenses on EOS R cameras.” — Verified user review