Action and distance. two photographic challenges that become even trickier when combined. It's good news that this EF 300mm f/4 image-stabilizing lens is here to help you reach across space and capture motion-freezing shots With its fast, light-gathering f/4 maximum aperture and nimble image-stabilization technology, it provides a level of performance seldom found in a lens of its size and weight.
This lens has all of the precision optical technology you've come to expect from Canon. Ultra-low dispersion (UD) elements and sophisticated coatings provide for great dirt and oil resistance with a minimum of ghosting and chromatic aberration. And the two image-stabilization modes will allow you to shoot at slower shutter speeds, increasing your ability to shoot in lowere light levels.
Created for the enthusiast
Weather-resistant and outfitted with full-time manual focus, this lens is an ideal tool for the news/nature/sports shooter on the move. An eight-bladed iris, at wide aperture, helps create smooth background blurs that make your foreground subject pop. With all this going for it, you'll probably find it living in the most accessible part of your kit bag.