Review: Canon 800mm f/5.6L IS USM
Tipping the scales at almost ten pounds, the Canon 800mm f/5.6L IS USM is the largest lens we've ever tested. The Canon 800mm f/5.6L IS USM will test everything you know about photography: it demands the sturdiest of tripods, a strict shooting technique, and a camera that can benefit from its excellent optics. To read our full review of this lens, click here. ...
