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Canon Mount Adapter EF - EOS R, Compatible with EOS RP, EOS R, EOS R6, EOS R5

  • Based on 1,463 reviews
Condition: New
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Availability: Only 7 left in stock, order soon!
Fulfilled by Adorama

Arrives Friday, Nov 29
Order within 47 minutes
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Features

  • Standard mount adapter allows EF/EF-S Lens compatibility with the EOS R camera system, including the EOS R, EOS RP, EOS R5, and EOS R6
  • Built-in control ring provides quick access to camera functions
  • Exterior design matched to EF lenses
  • Dust- and water-resistant
  • Metal mount on both Lens and camera sides provides rugged flexibility

Description

The new Canon standard mount Adapter allows for EF/EF-S lens compatibility with the new EOS R mirrorless Digital Camera system.

Product Dimensions: 2.9 x 2.9 x 0.9 inches


Item Weight: 4.6 ounces


Item model number: 2972C001


Is Discontinued By Manufacturer: No


Date First Available: September 4, 2018


Manufacturer: Canon Cameras US


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Friday, Nov 29

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


  • High quality
Works perfectly. Very smooth mounting. Ring works great. Worth the price over third party adapters.
Reviewed in the United States on September 6, 2024 by J. Maloney

  • Mounting L series lens on a Canon R8
Adapter fits very well. No wobble even with long lens. All lens controls work as expected. I don't notice any sharpness difference between my lenses from my 5d III to my R8 with this adapter.
Reviewed in the United States on November 9, 2024 by Steve West

  • Works well, might be fine with the basic adapter.
I got this to adapt my older EF lenses to my EOS R6 and R5. And while it works, I am finding that I have no real use for the control ring, as both those cameras have three adjustment wheels instead of the usual 2. My plan was to use the ring for ISO control, but I can just use the third dial on the back of either camera to do so. I set it to use exposure compensation instead, and do not like that I have to be metering in order to adjust it, meaning I have to be holding in the shutter release or BBF or it will do nothing. I know some that use it to switch AF modes, but I find that I can cycle the modes just fine with the multi-button by the shutter. Really, I probably could have saved the money and just got the basic adapter that has no control ring. I will say the build quality is very good, and I don’t notice any kind of loss in AF speed or performance. If anything, all my older lenses, even the third party lenses by Sigma and Tamron, perform at least as well on my R6 and R5 with this adapter, and in the case of the third party lenses, it seems the AF is more accurate than they were on my older DSLR bodies. If you want spot on AF even with adapted lenses, mirrorless is the way to go. But you don’t have to get the control ring adapter for twice the price though if you have an R5 or R6, as they have enough built in controls. You can just use the Basic adapter, unless you really just want that additional control. Same goes for future releases that have at least three adjustment dials on them, like the R3 and R1. Of note, if you have the older R or RP cameras, or the new R7 or R10 APS-C cameras, then the ring is a bit more useful, since they lack the same amount of controls the more expensive cameras have (only 2 adjustment dials). So if you have one of those cameras, or possibly a future release that also lacks additional dial, it might be worth the additional cost. Or if you just want the additional dial that is fine too. It can be programed to use functions other than ISO and EV. ... show more
Reviewed in the United States on November 25, 2020 by Wigged Out Fat Guy

  • Canon Ring Mount Adapter EF-EOS R
Recently, I purchased the Canon EOS R50 Camera for my birthday. I have owned the Canon Rebel t3i and t7i for several years but I wanted a less heavier camera since I do not always like using a iPhone for taking pictures, buying the control ring is an added luxury. I am not a professional photographer but since I have retired it's just a hobby and fun for me to do something else while out and about other than sit with a crochet hook or knitting needles with my hands in motion working a a scarf while in public. The control ring works as described I am happy with my purchase and to be an option that is compatible with Canon. ... show more
Reviewed in the United States on October 29, 2024 by CritterKnitter CritterKnitter

  • A no-brainer if you have EF lenses that are worth keeping and an R body
This does exactly what it is supposed to. It adds a little length to the lens, but it's not bad and actually looks fine, nothing awkward. I am using it with an R6 Mark 2 and this also lets it recognize my old lenses, which is really nice since this lets you use the auto-lens correction even for the old lens. I opted for the version with the control ring since this "up-levels" the feature set from your old lens to that which you would get with the modern RF system - without the control ring you would miss out on that and I think it is clearly worth the small difference in price. IMHO it is a no-brainer to get this if you switch to an R mount camera and have EF lenses worth keeping. ... show more
Reviewed in the United States on January 23, 2024 by Alex C

  • Able to use already owned lenses.
Was able to use all the L lenses I currently own. Works perfectly with EF lenses.
Reviewed in the United States on July 1, 2024 by Charlie B.

  • Love the control ring!
I LOVE this adapter... I was having a major issue with the 0.71x Canon Speedbooster on my Canon C70 so I bought this to get good image qualiity back. I have the control ring set to change aperture and it has made my life 10,000x easier when shooting. The control ring itself makes me want to swap to RF glass... so convenient. Adapter works great, no issues. ... show more
Reviewed in the United States on June 20, 2024 by Preston Jordan Jr.

  • Fantastic!
Reasoning for the 4 instead of 5 stars will be at the end of the review. This adapter is awesome. I recently purchased a canon r7. With the r7 being a asp-c sensor camera there aren't a large amount of ef mount lenses designed for crop sensor cameras. This adapter opens up a whole new world of lenses for any crop sensor user. Sigma has numerous lenses made for asp-c sensors. The reasoning I gave 4 stars is that with the sigma 70-200 f2.8 lens (heavy lens) their isn't 100% complete stability. If I grab my camera body and out a hand on my lens, I can every so slightly wiggle the lens back and forth on the mount. (Mind you when I say slightly it's legit like minimal movement, but there is still movement) unsure if it's the mount I get or if they all would do this. But besides that great product. ... show more
Reviewed in the United States on July 6, 2024 by Logan Thomas Dane Logan Thomas Dane

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