The best EF-mount zoom lenses mean that you and your Canon DSLR are prepared for any eventuality. Allowing you to cover a ...

The 16mm F1.4 lens is the largest prime lens of the bunch, with the widest perspective, equivalent to 24mm. It measures 90.3mm in length and weighs 14.6oz / 415g, while its perspective is similar to ...

[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 ...