
Use your Canon EF and EF-S lenses on the Canon EOS R5, EOS R6, EOS R or EOS RP cameras with this Canon mount adapter. Its rubber ring resists dust and water for durability.
Q: What is the weight of this Canon Mount Adapter?
A: This Canon Mount Adapter weighs 9.6 ounces.
Q: What type of mount does this adapter have on the lens and camera sides?
A: This adapter has a metal mount on both the lens and camera sides for rugged flexibility.
Q: Which cameras are compatible with this mount adapter?
A: This Canon mount adapter is compatible with the Canon EOS R5, EOS R6, EOS R and EOS RP cameras.
Q: Does this adapter come with a carrying case?
A: Yes, a carrying case is included with the lens mount adapter.
Q: Is this Canon Mount Adapter weather resistant?
A: Yes, it has a rubber ring that makes it dust and water resistant.
A: The Canon EF/EF-S to R Adapter allows you to use any Canon EF/EF-S lenses with the Canon EOS R or RP mirrorless camera bodies. The adapter is not compatible with other Canon bodies such as the Canon EOS 70D. The Canon teleconverters can be used with the adapter and certain Canon EF lenses to attach to the R and RP bodies.
A: It does allow autofocus. I tried it and it works with both the eye autofocus and regular autofocus.
A: So the new RF lens have a control ring on them. You can use this control ring to change your ISO, aperture etc quickly without going into your settings. The $199 adapter has this control ring on it so your EF lens have the same feature as the RF. Hope this helps.
Customers find value in the EF-EOS R5, EOS R6, EOS R and EOS RP Lens Mount Adapter, particularly praising its lens compatibility and overall performance. Users appreciate the adapter's snug fit and lightweight design. The price is also considered reasonable. Some find the control ring feature unnecessary for their needs.
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.

Use your Canon EF and EF-S lenses on the Canon EOS R5, EOS R6, EOS R or EOS RP cameras with this Canon mount adapter. Its rubber ring resists dust and water for durability.

Expand your versatility with Canon’s Extender RF2x. An ideal complement to sports and wildlife photographers, this dust- and water-resistant extender features a smart-connect design that attaches effortlessly to select RF series lenses*, increasing the focal length by a factor of 2x. Engineered with a combination of advanced optics, optimized coatings and high-quality construction ― including a heat shield exterior ― the Extender RF2x keeps chromatic aberration, ghosting and overheating to a minimum, delivering exceptional results in situations where getting closer to your subjects matters.

Get even closer to distant subjects with Canon’s Extender RF1.4x. Featuring a smart-connect design, this extender seamlessly attaches to select RF series lenses* and increases the focal length by a factor of 1.4x, helping expand your reach without compromising on overall quality or performance. Built with the latest high-refraction, low-dispersion glass to minimize chromatic aberration, and optimized coatings that reduce ghosting, this powerful extender is an ideal choice for sports and wildlife photographers. Plus, with a dust- and water-resistant construction ― including a heat shield exterior coating to prevent overheating ― the Extender RF1.4x makes a durable and versatile addition to your gear bag.

Integrate a NIKKOR F-mount lens into any Z-series mirrorless camera body with this Nikon FTZ mount adapter. It’s compatible with approximately 360 F-mount lenses, letting you convert your camera into a versatile, professional piece of photography equipment. The FTZ mount adapter is made with magnesium alloy for durability.
| Pros for Canon - EF-EOS R5, EOS R6, EOS R and EOS RP Lens Mount Adapter | |||
|---|---|---|---|
| Lens Compatibility, Overall Performance, Fit, Price, Weight | There were no pros for this product— | There were no pros for this product— | There were no pros for this product— |
| Cons for Canon - EF-EOS R5, EOS R6, EOS R and EOS RP Lens Mount Adapter | |||
| Control Ring | There were no cons for this product— | There were no cons for this product— | There were no cons for this product— |