"Mr. Bill" wrote:
> Hugo Gävert wrote:
> >
> > ...for some of us, there is no alternative way to get to 800mm.
>
> Alternative ways to get to 800mm (none preserve autofocus)
>
> Canon EF 400mm f/5.6 L (used if necessary) + 2X TC
> Sigma/Tokina/Tamron 400mm f/5.6 + 2X TC
> 800mm mirror lens (used Vivitar Series 1 Solid Cat comes to mind)
Another relatively cost-effective route is to get something with less reach and
then work on getting closer . . . that's certainly what I've had to do (the best
I can manage is 600mm @ f/5.6).
fcc
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