NEEWER EF to EOS R Mount Adapter with Drop in CPL Filter

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SKU: 66602485


All Neewer products carry a 2-Year Warranty and 45-day Return. Learn more at Warranty Policy.

Shipping Policy

Shipping from local warehouse based on your area, normally it takes 2~10 days for the delivery, Learn more at Shipping Policy.

Firmware & Manual

To download the product firmware or manual, please visit our Download Center.


Due to the impact of tariffs and logistics costs, prices vary by location.

WARNING:This product can expose you to chemicals including [Lead and Phthalates], which
is [are] known to the State of California to cause cancer. For more information go to


  • Widely Compatible EF-RF Lens Adapter- NEEWER EF to RF lens adapter ring is designed to mount any EF or EF-S lens on your EOS R camera, compatible with Canon EOS R EOS Ra EOS RP EOS R5 EOS R6 EOS R3 EOS C70 R5C R7 R10 R6 II R8 R50 Camera
  • Complete Functions- The lens adapter includes electrical contact points to realize smooth EXIF data transmission. Also supports autofocus and image stabilization capacities of your lens
  • Drop in CPL Filter- A circular polarizing filter is included to reduce glare and reflections from water, glass, foliage, and other non metallic surfaces. Easily install or remove the drop in CPL filter to manage glare and enhance contrast on image. Also includes a clear filter for the lens when no CPL filter is required
  • Sturdy All Metal Build- The full metal body of the NW-EF-EOSR CPL lens adapter makes it robust and durable. The CPL filter is water repellent, dust & oil proof, and scratch resistant with multi layer coatings

Lens Adapter Ring


  • Material: All metal
  • Compatible Lens Type: EF/EF-S lenses
  • Compatible Cameras: EOS R cameras (EOS R, EOS Ra, EOS RP, EOS R5, EOS R6, EOS R3 EOS C70 R5C R7 R10 R8 R50)
  • Focus Type: Auto Focus
  • Front Mount: EF mount
  • Rear Mount: RF mount
  • Front Mount Diameter: 2.56” / 65mm
  • Rear Mount Diameter: 2.64” / 67mm
  • Length: 1.26” / 32mm
  • Weight: 3.7oz / 105g

CPL Filter

  • Filter Type: circular polarizer
  • Material: Optical glass

Package Contents

  • 1 x NW-EF-EOSR CPL Lens Mount Adapter
  • 1 x Drop in CPL Filter
  • 1 x Clear Filter
  • 1 x Front Cap
  • 1 x Rear Cap
  • 1 x Instruction Manual

Why choose NEEWER?

👍Committed to Quality.

Quality is not just a slogan for us; NEEWER genuinely adheres to this principle. As a company that integrates research, design, production, and sales, all of our products undergo rigorous testing. Unlike other brands that offer a one-year warranty, we provide a two-year warranty. This confidence in our products stems from our unwavering commitment to quality.

🏆Amazon Best Seller

NEEWER products have become Best Sellers across multiple categories on Amazon, consistently achieving ratings of 4.8 and above. With a history spanning 13 years, our brand has been chosen by over 41.6 million users worldwide, boasting a repurchase rate of over 32%. Choosing NEEWER is a decision you won't regret!

🚛Local Warehouse Shipping

Logistical efficiency is crucial for enhancing customer purchasing experience. To reduce delivery times, we have established warehouses in various countries around the world. When you place an order, it will be shipped directly from a local warehouse. Typically, the entire process from order placement to delivery is completed within 3 to 7 business days.

⭐️5 Star Service

We offer multiple contact methods including online chat, email, phone, and multiple social media platforms ensuring a 100% response rate with a maximum response time of two business days. If you need any assistance, please feel free to contact us. We are committed to providing you with a satisfactory solution.