1. GENERAL INFORMATION

• Canon RF-mount to EF-mount lens adapter
• Designed for Canon EOS R-series mirrorless cameras
• Allows Canon EF and EF-S lenses to be mounted on Canon RF-mount cameras
• Maintains electronic communication between compatible lenses and the camera
• Supports autofocus with compatible EF and EF-S lenses
• Supports electronic aperture control
• Supports image stabilization with compatible lenses
• Provides a practical way to continue using existing Canon EF/EF-S lenses
• Compact and lightweight adapter design
• Ideal for photographers moving from Canon DSLR systems to Canon RF mirrorless cameras

2. COMPATIBILITY

• Camera mount: Canon RF
• Lens mount: Canon EF / EF-S
• Compatible with Canon EOS R-series cameras with RF mount
• Compatible with a wide range of Canon EF lenses
• Compatible with Canon EF-S lenses
• Supports compatible third-party EF-mount lenses where electronic functions are supported
• Maintains the correct flange distance required for proper focusing
• Does not change the focal length of the attached lens
• Full-frame EF lenses can be used without a crop caused by the adapter itself

3. ELECTRONIC COMMUNICATION

• Electronic contacts for camera-to-lens communication
• Supports autofocus with compatible lenses
• Supports automatic exposure functions
• Supports electronic aperture control
• Supports lens information communication
• Supports image stabilization when available on the attached lens
• Enables compatible camera functions to work with adapted EF/EF-S lenses
• Electronic functionality depends on the specific lens and camera combination

4. OPTICAL DESIGN

• No additional optical glass required
• Maintains the original optical characteristics of the attached lens
• Does not add magnification
• Does not reduce the maximum aperture of the attached lens
• Preserves the original focal length of the lens
• Designed to provide a direct mechanical and electronic connection between RF cameras and EF/EF-S lenses

5. AUTOFOCUS & IMAGE STABILIZATION

• Supports autofocus with compatible EF and EF-S lenses
• Compatible with Canon Dual Pixel CMOS AF systems where supported by the camera and lens
• Supports continuous autofocus with compatible camera and lens combinations
• Supports lens-based optical image stabilization where available
• Camera-based stabilization functions may also operate depending on the camera model and lens
• Autofocus performance can vary according to the lens, camera and shooting conditions

6. BUILD & DESIGN

• Durable adapter construction
• Precision-engineered RF and EF mounting interfaces
• Secure lens attachment
• Electronic contact protection
• Designed for regular professional and everyday use
• Compact design for convenient storage and transport
• Maintains the familiar handling of EF lenses on RF-mount cameras

7. INSTALLATION & OPERATION

• Attach the adapter directly to the camera's RF mount
• Attach a compatible EF or EF-S lens to the adapter
• Lock the adapter securely before use
• Lens can be removed without modifying the lens itself
• Camera and lens communicate through the adapter's electronic contacts
• No external power supply required
• No separate software installation required for basic operation

8. COMPATIBLE LENS TYPES

• Canon EF prime lenses
• Canon EF zoom lenses
• Canon EF telephoto lenses
• Canon EF macro lenses
• Canon EF wide-angle lenses
• Canon EF-S lenses
• Compatible third-party EF-mount lenses
• Suitable for photography, portraits, landscapes, sports, wildlife, events and studio work

9. PACKAGE CONTENTS

• RF to EF Mount Adapter
• Front and rear protective caps
• User documentation where applicable
• Original packaging where applicable