Canon product advisory for the EF 400mm f/2.8L IS III and EF 600mm f/4L IS III super telephoto lenses.
The EF 400mm f/2.8L IS III USM and EF 600mm f/4L IS III USM take their places as the world’s lightest professional super telephoto lenses in their class. The weight of the EF 400mm f/2.8L IS III USM and EF 600mm f/4L IS III USM lenses has been reduced by 2.2 lbs. (more than 25 percent) and 1.9 lbs. (more than 20 percent) respectively. Continue reading “Canon Product Advisory for the EF 400mm f/2.8L IS III and EF 600mm f/4L IS III Lenses”