I have this lens and love it with or without the Sigma 1.4X TC I use it with. I wish Canon would put IS on the 400 5.6 .............we cannot all afford to drop 6-12K on super-lenses.
-
BirdForum is the net's largest birding community dedicated to wild birds and birding, and is absolutely FREE!
Register for an account to take part in lively discussions in the forum, post your pictures in the gallery and more.
