Great lens, improves on original
Orignal 70-200 is excellent lens
This Mach II is even better as it is sharper wide open.
It is a big lens and not cheap but overall a great lens.
Sharp, fast with great IS you can't go wrong with this lens.
Pros: Sharp, Fast, Image Stabilizition
Cons: None
This review was written in the old system and had content requirements that are different than reviews written today.