September 2018 - Page 2 of 2

EOS R Adapters for EF Lenses

April 14, 2022September 5, 2018 by Dan Carr

Alongside the launch of the new EOS R full-frame mirrorless camera, Canon also unveiled a trio of EF lens adapters. These adapters will allow users of the 150 million EF and EF-S lenses in existence to attach them to the upcoming EOS R, and any future RF mount cameras without losing any functionality. Note that EF-S lenses are compatible with the adapters, but using one will put the EOS R camera automatically into a cropped mode to prevent vignetting from the small image circle of a lens that’s designed for APS-C and not full-frame. Mount adapters are nothing new for mirrorless …

The Evolution of the Canon 400mm f/2.8 Lens

December 7, 2019September 5, 2018 by Dan Carr

Canon’s flagship super telephoto lens is now entering its fifth iteration with the EF mount.

Canon Launches New 400mm f/2.8 III and 600mm f/4 III Super Telephoto Lenses With Huge Weight Savings

April 15, 2022September 5, 2018 by Dan Carr

As well as unveiling their new full-frame mirrorless EOS R system, Canon also proved that there’s still life yet in the EF system if you’re a professional sports or wildlife photographer. New Mark III versions of the 400mm f/2.8 L IS and 600mm f/4 L IS are due to ship this December with added lens coatings, totally reworked optical designs and significantly reduced weights compared to their predecessors. 5-stop Image stabilization (up from 4-stops on the II versions) Huge weight savings (25% on the 400mm, 20% on the 60mm) New electronic focus-by-wire system Adjustable focus speed in three steps New …