At 11:18 PM 4/15/2005 -0500, you wrote:
>At 10:55 PM 4/15/2005, Joel Wilcox wrote:
>
> >Also the beloved 35-70/3.5-4.5.
> >
> >Joel W.
>
>An oblique observation about variable aperture zooms . . .
>Many of the older variable aperture zooms are f/3.5~4.5 across their focal
>length range. This is +/- 1/3rd f-stop on each side of f/4. In estimating
>or predicting the likely exposure requirements outdoors (and therefore the
>working range available) I've always thought of them as basically f/4
>lenses. It isn't nearly the severity of aperture range I see on many
>current zoom lenses.
>
>-- John Lind
Similarly --
after something Doris once said, I always now think of a 35-70 zoom range
as a "50mm, Plus or Minus."
Joel W.
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