Canon EF 50mm f/1.2L USM Standard LensCanons EF 50mm f 1. 2L USM lens is marvel of design, this technologically advanced lens has the ability to shoot almost any subject and in any given lighting condition. Among other notable features of this lens is its ability to reduce chromatic aberrations, ghosting and flare. The 50mm f 2. 1 USM lens is moisture and dust proof as well. This lens will not let you down, it delivers the same high performance and superb image resolution and contrast