ok..it doesn't move...but it's so far down the lens that it almost seems to be a 1 piece design...not 6...
the usb thing is not a bad idea...i wouldn't have put it on the front of the lens though...
i wonder if that's the next step for sigma/tamron..instead of their usb docks..and the chinese have beaten them to it
yes, i know it means not selling a bunch of docks but still...