Should You Upgrade to RF Lenses? A Practical Guide

Choosing between Canon’s EF and RF lenses can be confusing, especially if you’re transitioning to a mirrorless system. If you’re already using EF lenses with an adapter, you might wonder if upgrading to RF lenses is worth it.

Coming to you from David Bergman with Adorama, this detailed video explains what sets EF and RF lenses apart and how to decide when to upgrade. EF lenses, introduced in 1987, were revolutionary for their time, featuring electronic contacts for real-time autofocus communication with the camera. RF lenses, launched alongside Canon’s EOS R mirrorless system in 2018, offer significant advancements. They’re sharper and faster, with features like improved autofocus and better data transmission between the lens and body. For those who prioritize cutting-edge technology, RF lenses are a clear step forward.

One of the standout benefits of RF lenses is their innovative designs. Canon’s RF 28-70mm f/2 lens, for example, provides prime lens quality in a single zoom. There are also RF 600mm and 800mm f/11 lenses, which are lightweight and affordable compared to their EF counterparts. These options demonstrate how RF lenses can cater to both professionals and enthusiasts who want high performance. That said, EF lenses remain an excellent option for those looking to maximize value, especially when paired with Canon’s adapters.

Adapters play a crucial role in this transition. Canon offers multiple options, from a basic adapter that ensures seamless EF lens compatibility with mirrorless bodies to advanced versions with control rings or drop-in filters. These adapters allow you to use your existing EF lenses without compromising image quality or functionality. For many users, this makes upgrading to a mirrorless system more accessible while extending the life of their current gear. Check out the video above for the full rundown from Bergman.

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Alex Cooke is a Cleveland-based portrait, events, and landscape photographer. He holds an M.S. in Applied Mathematics and a doctorate in Music Composition. He is also an avid equestrian.

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