Commlite CM-EF-EOS R Canon EF to Canon RF Adapter

Functionality

The Commlite CM-EF-EOS R is a high-performance bayonet adapter designed to mount Canon EF and EF-S lenses, originally made for digital SLR cameras, onto Canon EOS R series camera bodies with an RF mount. It features advanced electronic components that enable efficient two-way communication between the camera and the lens.

Installation

The adapter attaches to the camera body bayonet just like a lens, and then the EF lens is mounted onto the adapter. This process is fast and intuitive, allowing seamless integration of lenses across different Canon systems.

Electronic Features

• Transfer of EXIF data from the lens to the camera, preserving valuable metadata about lens settings and usage.
• Full autofocus system support for rapid and accurate focusing.
• Electronic aperture control, allowing aperture adjustments via camera controls or lens rings depending on the shooting mode.
• Support for image stabilization systems in compatible lenses, enhancing shooting stability in low light or motion scenarios.

Build Quality and Design

The adapter is constructed from durable aluminium alloy and high-quality plastics, ensuring longevity and precision. It has a compact design with a satin interior finish to minimize flare and reflections. A removable 1/4" (6.35 mm) female tripod mount foot is included to support heavy lenses on tripods.

Specifications

• Features: autofocus support, image stabilization support, electronic aperture control, EXIF data transfer
• Material: aluminium alloy and plastics
• Dimensions: 8.8 x 7.2 x 4 cm
• Weight: 152 g (without covers)
• Removable 1/4" tripod mount foot included

Compatibility

• Camera bodies with Canon EOS RF mount
• Canon EF and EF-S lenses

Package Contents

• Bayonet adapter
• Removable tripod foot with 1/4" thread
• Decal pin for the front of the adapter