The samyang 100mm f28 ed umc macro is a macro telephoto manual focus lens designed for full frame sensor sizes the maximum close up magnification is 11 this macro lens with vivid colour and soft out focusing is the best lens for close up images of flower and insects it also can be used as a 100mm telephoto lens for landscapes and portraits its f28 aperture creates fantastic images with a shallow depth of field and the smooth focus gear ring allows precise adjustment samyang optics uses