Commlite CoMix CM-EF-EOSM Lens Adapter Canon EF/EF-S to Canon EF-M

The Commlite CoMix CM-EF-EOSM is a high-performance lens adapter that allows you to mount Canon EF and EF-S lenses onto Canon EOS M series mirrorless cameras. Designed with precision engineering, this adapter maintains full electronic communication between the lens and camera body, enabling autofocus, aperture control, and EXIF data transmission. The robust aluminum alloy construction and gold-plated contacts ensure durability and reliable signal transfer. A built-in tripod mount with a 1/4"-20 thread provides stability for heavy lenses, and the USB port allows for firmware upgrades to maintain compatibility with future camera and lens models.

Advantages

Expand your lens options by using a wide range of Canon EF/EF-S lenses on your EOS M camera. Enjoy fast and accurate autofocus, electronic aperture control, and full EXIF data recording. The adapter's solid build and anti-reflection interior minimize flare and ghosting, while the tripod mount supports heavy telephoto lenses.

Suitable for

• Canon EOS M series mirrorless cameras (e.g., M50, M6, M100)
• Canon EF and EF-S lenses (including third-party EF-mount lenses)
• Photographers seeking to leverage existing EF/EF-S glass on a mirrorless system
• Videographers requiring reliable autofocus and aperture control

Key specifications

• Camera Mount: Canon EF-M
• Lens Mount: Canon EF / EF-S
• Autofocus: Supported
• Aperture Control: Electronic
• Image Stabilization: Supported (lens-based IS)
• EXIF Data: Transmitted
• Material: Aluminum alloy body, copper contacts
• Contacts: Gold-plated
• Firmware Upgrade: Via USB port
• Internal Finish: Matte black anti-reflection
• Mounting Type: Bayonet
• Weight: Approx. 110 g

Recommendations

For best performance, ensure your camera and lens firmware are up to date. The adapter is compatible with all Canon EF/EF-S lenses and most third-party EF-mount lenses. Use the tripod mount for heavy lenses to reduce strain on the camera mount.