Canon’s crop-sensor-specific lenses are in the EF-S series, while EF lenses are compatible with all Canon cameras. For Sigma, the respective designations are DC and DG, and for Tamron the labels ...

Image: Canon Camera and lens rental house LensRentals has published its annual top twenty list of the most ... despite all the appearances in the top 20, Canon EF rentals declining, year-on ...

[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 ... with functional auto-focus and all. It goes to show that a little ...