This is a discussion on IS lenses within the Lenses forums, part of the Photography/Film & Equipment category; I have IS on two lenses, one a 100-400mm. I find that most things I take move about too quickly, ...
I have IS on two lenses, one a 100-400mm. I find that most things I take move about too quickly, IS does not fix that so I find I am pushing a shutter speed of 1000-odd most of the time.