for the price I really have no words during the execution. Who orders itself as a Gegenlichblende? But the serious photographer who wants to have as little unsolicited light on the sensor. So pray tell extremely closely designed for the lens shield. And since the Olyleute tomatoes before the eyes and no computers appear wealthier on. Even for the laudable eversion - Transport - could be much smaller the diameter. This can be for a fraction of the price with a rubber boot (Lens Hood rubber for Eistülpen) - you need not even umfummeln Transport. Just because I as a professional photographer with over half a century white photo experience - how valuable a lens hood is - the verdient- her name I'm so pissed off and I have tormented this review. ok it can be done without - and most clippers and some colleagues will find the cool - but that will probably not buy more than 15% of the price as a lens Blender. (I do love Japanese - you do not like the German-criticism (brought so hard and to the point) but I find it a shame - just because it's super great that you produced this fast lens - that's not a perfectly matched (Rectangular ) Lens hood folds.