In article <01bc5f0b$d51c1e40$d0dba4c6@raudet.nbnet.nb.ca>, raudet@nbnet.nb.ca says...

>How good is it? Any comments on this lens.

You may want to see my review of it at:
http://www.fcinet.com/ruether
The short version: remarkably good throughout,
good at f5.6, outstanding at f11 - better
than most zooms, and only subtly worse than
fine primes by f11.
"Hope This Helps", "Bob Neuman", David Ruether