Canon's EOS M system is backed with a system of lightweight, compact lenses. We're here to help you find the best EF-M lens for your camera. Our resident photography ace and camera reviewer ...

With the best lenses for astrophotography ... Equivalent to 24mm focal length Available for: Fujifilm X, Sony E, Canon EF-M, Micro Four Thirds (equiv. 32mm) Constructed from 16 elements in ...

In summary, the Canon EF 400mm f/2.8L IS III USM lens is a superb performer. You can view additional images in the Equipment Database, where you can add your own review, photos and product ratings.

[Dan K] had just such a lens from Sigma, but wanted to get it working fully with a camera using the Canon EF lens fitting. Hacking ensued. The lens in question was a Sigma 15-30mm f/3.5-4.5 EX DG ...

The Canon RF 16-28mm f/2.8 IS STM is a “never before seen” lens in either of the manufacturer's EF or RF ranges. The new ...

But when [Loudifier] needed an extension tube to do extreme close-ups with a wide-angle lens on a Canon EF-M camera, it needed to be small…really small. The final 3D printed extension provides ...