Korean lens manufacturer Samyang has announced two versions of a new 100mm macro lens. The 100mm F2.8 ED UMC Macro is designed for stills photographers, while the 100mm T3.1 VDSLR …read more
Read more here:: http://www.dpreview.com/articles/3117309630/samyang-100mm-macro-lenses-for-stills-and-video-photographers