---- Willem-Jan Markerink <[EMAIL PROTECTED]> wrote:
> Haven't checked this specification for a long time, but with the
> EOS-1(n), there was a limit of f2.8 for the AF-sensor, being
> functional with both vertical and horizontal lines.
> On the PhotoKina, the Canon guys looked at me as if they saw water
> burning, when I mentioned this in the context of the new 70-200/4.0
> IS....as if there never was such a limit, for more than one
> generation....
> Yet I don't even recall any big boasting of this limit being
> nullified with any of the later EOS-1 series....
> I do recall vaguely that the medium grade models suffered less from
> this, but only by comprimising low-light performance....the center
> sensor of the EOS-1 was much better in that context)
>
>
IIRC, the EOS3, and subsequently, the 1v, had a lower limit of f8, but I don't
know if that carried over to the digital versions. As far as I know, all other
models, Elan7, 30D, 5D, etc have that f2.8 limitation.
Skip Middleton
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