Canon Mount Adapter EF to EOS R

£121.72 (as of 10/18/2026 00:16 PST - DetailsProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.)

The Canon Mount Adapter EF to EOS R lets Canon EF lenses be used on EOS R series mirrorless cameras. It is a simple choice for photographers and videographers who want to keep using existing EF glass while moving to the EOS R system, with full electronic communication, a metal mount and weather sealing for added reassurance.

SKU: B07H4CR6Y9 Category:

Quick Summary

The Canon Mount Adapter EF to EOS R is an adapter for using Canon EF lenses on Canon EOS R series mirrorless cameras. It is designed by Canon and includes full electronic communication, so it is made for photographers who want to keep using existing EF lenses on EOS R bodies.

Who It Is Best For

This adapter suits photographers and videographers moving from Canon DSLR systems to EOS R mirrorless cameras while keeping their EF lens collection. It is a practical choice if you want a straightforward way to keep familiar lenses in use on compatible EOS R bodies.

What To Know Before You Buy

It is described as having a robust metal mount and weather sealing, which makes it suitable for demanding use. It does not add extra controls, and it is only for Canon EF lenses.

Pros: Full electronic communication, weather sealing, and a simple design for using EF lenses on EOS R cameras.

Cons: It adds a small amount of length to the lens setup and does not include extra controls.

Check that your lens is a Canon EF lens and that your camera is part of the EOS R series before ordering.

Common Buyer Questions

What does this adapter do?
It lets Canon EF lenses be used on Canon EOS R series mirrorless cameras.

Will it work with my EF lens?
It is made for Canon EF lenses, so check your lens type before ordering.

Does it add extra controls?
No, this is the standard adapter without a control ring.

Is it suitable for regular use?
Yes, it is described as having a robust metal mount and weather sealing.

Do I need to check camera compatibility?
Yes, make sure your camera is an EOS R series model.

Key Details

DetailWhat it means in use
Product typeMount adapter for Canon EF lenses and EOS R series cameras
BrandCanon
Lens compatibilityCanon EF lenses
Camera compatibilityCanon EOS R series mirrorless cameras
Electronic communicationFull lens and camera communication
Mount constructionMetal on both lens and camera sides
Weather sealingSealed against dust and moisture
Optical elementsNone

Final Buying View

If you want a simple Canon adapter for using EF lenses on EOS R cameras, this is a clear and dependable choice. It keeps the focus on compatibility and straightforward use, with weather sealing and full electronic communication adding reassurance. A good option if you are building an EOS R kit while continuing to use Canon EF lenses.

Brand

Canon

Manufacturer

Canon

Binding

Electronics

Product Group

Camera

EAN

0013803304886, 6971008021073, 4549292171365

UPC

013803304886

Part Number

2971C002

Model

2971C002

Color

Black

Product Dimensions

2.80 x 2.80 x 0.90 inches

Item Weight

0.24 Pounds

Release Date

January 1, 2022

Size

full-size

Number Of Items

1

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