--- Thomas Bantel <[EMAIL PROTECTED]> wrote:
> 
> I agree with plumviewer here. While the loss of one
> sensor direction 
> with slower lenses is certainly causing the AF to be
> "less than 
> optimal", it does not mean that the AF will be real
> bad. I use the
> same lens on my 1N, which shuts off one direction of
> the central 
> sensor with lenses slower than f/2.8. While it's
> quite easy to prove 
> this by trying to AF on a scene with horizontal
> detail only (like a 
> door frame), I have never encountered noticeable
> problems during *real*
> shooting.

On those few occasions where I can't get focus lock
for this reason, I just rotate the camera 30 to 40
degrees, lock focus, and then recompose.  Not a big
deal in most situations.

OTOH, if Canon made a 28-105 f2.8, I'd probably jump
on it.

=====
Bob Meyer
Life is uncertain.  Eat dessert first.

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