Well, I'd say that's a fairly unanimous response--no dust problem. Buy the lens and enjoy it!
Well, I'd say that's a fairly unanimous response--no dust problem. Buy the lens and enjoy it!
Thanks everyone deffinitly doesnt make my decision any easier now, Still decideing which one I want to get but im sure in theend whichever I choose I will enjoy.
thanks
joel
Originally Posted by Joel Bookhammer
I'd go with the 100-400 for IS and versatility. IQ is a little better with the 400/5.6, though.
Originally Posted by Joel Bookhammer
The push-pull is a "dust pump of sorts"; any lens that changes length is. The only lenses that are "sealed" against dust are the weathersealed lenses. Of course, a lens that zooms internally (like the 16-35L and 70-200L), also keeps dust out well. For some reason, the EF-S 17-55/2.8 IS seems to be the only lens that is known for collecting dust.