But when [Loudifier] needed an extension tube to do extreme close-ups with a wide-angle lens on a Canon EF-M camera ... the extension tube also adapts to an EF/EF-S lens, which has a shorter ...

Canon has been making cameras for professionals and hobbyists for a very long time, and the EF ... It’s a lens you’ll buy for convenience, perhaps carrying it alongside a longer macro lens ...

[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 ... to connect the lens’s PCB to the EF mount’s contacts.

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 optic follows on from 2024’s Canon RF 28-70mm f/2.8 IS STM, which was the ...

The new EF 35mm f/2 IS USM is designed to offer outstanding flexibility – allowing photographers to capture an even broader range of scenes and subjects in wide-angle. The lens is Canon’s ...