And I thought that this extra objective quoccasionnellement serve me, and although it has not left my camera! I was extremely surprised by its sharpness, quality workmanship and made just superb. Whether for landscape, portrait or even the original photo of sport, it will find a range of uses unsuspected. Do good to read the manual to enable self opening mode (on my D90, placed the ring on 22), because it is also the great advantage of this version "2" is that n ' is full manual! Nikkor addict always, I hesitated to invest in this Samyang scary at first. But frankly it has nothing to envy the Japanese brand. The price / quality ratio is unbeatable. That is a goal that any photo enthusiast little enjoy without the risk of being disappointed.