Canon EF-EOS M Lens Mount Adapter User Manual

The Canon EF‑EOS M Lens Mount Adapter User Manual explains how to mount, detach, and safely use the adapter with EF lenses and EOS M cameras.


Canon EF-EOS M Lens Mount Adapter User Manual - cover page
Brand
Canon
Category
Other Electronics
Document type
User Manual
Language
English
Pages
2
File format
PDF
File size
522 KB
Published
03 October, 2026
Updated
03 October, 2026
MD5 checksum
52A2611E1FC203EF2212092343A61C42

About this manual

This manual provides step‑by‑step instructions for attaching and removing the Canon EF‑EOS M Lens Mount Adapter, which enables EF series lenses to be used on EOS M mirrorless cameras. It also covers safety precautions, tripod mounting, and technical specifications.

Key sections include a nomenclature diagram, detailed mounting and detaching procedures, precautions for lens handling and tripod use, and a specifications table that lists compatible lenses, camera models, dimensions, and accessories.

What's inside

  • Nomenclature
  • Precautions
  • Mounting and Detaching the Adapter
  • Detaching Procedures
  • Tripod Mount Precautions
  • Specifications

Specifications

Compatible lensesEF series lenses
Compatible camerasEOS M series cameras
Front mountCanon EF mount compliant
Rear mountCanon EF‑M mount compliant
Tripod socketCU1/4 x 1
Maximum diameter and length66.6 mm × 26 mm
WeightApprox. 110 g
Front capCamera Cover
Rear capLens Dust Cap
Lens case (optional)LP811

Frequently asked questions

How do I attach the EF lens to the adapter?

Insert the lens into the adapter, align the mount index, and turn the EF lens clockwise until you hear a click.

Can I use the camera’s tripod mount socket when the adapter is attached?

No, you must use the dedicated tripod mount that comes with the adapter instead of the camera’s tripod socket.

Which lenses are compatible with this adapter?

The adapter works with EF series lenses; EF‑M and CN‑E lenses are not supported.

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