Canon · 2 adapters
Canon camera lens adapters
Canon's first-party adapter line covers two destinations: the EF-EOS M (2012) for the original EOS M APS-C mirrorless system, and the EF-EOS R (2018) for the RF mirrorless lineup, which ships in plain, Control-Ring, and Drop-In-Filter variants. Both are weather-sealed and preserve every EF / EF-S lens's autofocus, image stabilisation, and electronic aperture by design — since both halves of the bridge are Canon's own. The premium of a first-party adapter buys mechanical fit, official compatibility, and Canon's warranty.
Every Canon adapter we track
Sorted newest first. Open any row for the full per-SKU compatibility page — what the adapter preserves (AF / IS / aperture / infinity focus), firmware history, mount-side cross-links, and sibling adapters worth comparing.
Canon-first-party adapter for EF / EF-S → RF / RF-S bodies. Preserves AF, IS, electronic aperture on every EF lens since 1987.
weather-sealedEF-EOS M
Canon EF → Canon EF-M · 2012 · 11 pins
Canon's adapter from EF / EF-S onto the EOS M (EF-M) APS-C mirrorless line. Discontinued in spirit as Canon shifted M-line to RF-S in 2023.
Common questions
- Which EF-EOS R variant should I get — plain, Control Ring, or Drop-In Filter?
- Plain covers most photographers and is the lightest at 110 g. Control Ring adds a programmable rotation ring matching native RF lens ergonomics (assign ISO, aperture, exposure compensation, or AF point) and is the right pick if your kit is RF-heavy and you want the EF lenses to feel like RF. Drop-In Filter accepts a variable ND or circular polarizer in the body of the adapter — useful for video shooters dealing with mixed front-element sizes (84 mm vs 77 mm vs 67 mm). All three preserve every EF / EF-S lens's AF, IS, and electronic aperture.
- Will Canon ever ship a first-party EF → Sony E or EF → Nikon Z adapter?
- Almost certainly not — Canon protects its mount ecosystem rather than enabling adaptation onto a competitor's body. EF-EOS R and EF-EOS M exist because both halves of the bridge are Canon. For EF → Sony / Nikon / Fuji / L-Mount routes, Sigma (MC-11), Metabones (EF-E Mark V), Viltrox (EF-NEX IV, EF-EOS R5), and Fringer (EF-FX Pro II, EF-GFX Pro) are the canonical third-party paths.
- Why is there no Canon EF-EOS R for the original EOS M-line APS-C body family?
- EF-EOS M (released 2012) is the dedicated EF → EOS M adapter — separate from EF-EOS R (2018, the EF → RF variant). The two mounts have different flange distances (EF-M 18 mm, RF 20 mm) and different protocols, so two adapters are needed. EF-EOS M is now discontinued alongside the M-line bodies themselves (Canon ended the M system at end-2023), but remains in supply via used market.
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