Hands-on review: Canon 11-24mm f/4L USM

We first mentioned the new Canon 11-24mm f/4L lens in our Canon EOS 5Ds news. Canon's new 50-megapixel DSLR has been stealing all the headlines, not surprisingly, but this new lens is, in its own, way, even more ground-breaking.If you own an APS-C format camera you might think the specs are nothing special. There are plenty of ultra-wideangle lenses in this zoom range for APS-C cameras.But this is a full-frame lens. This explains the monster-sized front element and the monster-sized price tag �