Large aperture fixed focus has always been there for quite attractive with family, while using their own Canon EF Adapter Ring opening a large advantage, now there will be two 50mm and 85mm f / 1.2 lens sits (the fact that there are 1989 launch of the EF 50mm f / 1.0L USM, but the lens has been discontinued). Among 50mm f / 1.2L Canon multivessel 50mm in the case, although the "Latest" lenses (published in 2006), but then came the factory intends to make the latest update, new version of EF 50mm f / 1.2L II, in the quality and operation on the upgrade.
Existing EF 50mm f / 1.2L USM focus almost mediocre stability is an open secret that the optical quality of the lens is undoubtedly impressive, but also attracted Bokeh, but AF is one of the reasons many large users cautious heart. It is understood that the new EF 50mm f / 1.2L II will be similar to the EF 85mm f / 1.2 L II USM, switch to a floating lens group design, easy to shift the focus of the lens is expected to solve the problem. In addition to the new lens will focus speed and the mirror body weight to start, but you can expect in addition to optical spend the new design, the lens coating See also adding new technology (such as the newly developed Air Sphere Coating (ASC)), on enhancing the quality is worth the wait.