I guess that since I'm in the offending camp, I don't take
offense at the "digital from the ground up" marketing shot,
since they didn't have to design the E bodies with
compatibility to film lenses in mind. Having been abandoned
on the latter, it ought to be some consolation to be
encouraged on the former.
I take it you don't think much of Putts' arguments in favor
of the E system? (I'm trying not to inhale, actually ...)
Joel W.
Quoting Winsor Crosby <wincros@xxxxxxxxxxx>:
>
> It describes the need to design a lens so that the rays
> hitting the
> sensor are as nearly parallel as possible because of the
> recessed
> nature of the sensor site. Telephoto lenses do that
> anyway. Wide
> angle lenses tend to have diverging rays hitting the film
> plane, but
> with a sensor it causes problems like color aberration
> and light fall
> off. Virtually every new wide angle lens designed since
> digital by
> any manufacturer has had this in mind. The result is wide
> angles
> lenses that have a deeper retrofocus and are larger in
> size. What is
> particularly offensive is that Olympus marketing implies
> that it is
> something they invented and apply to all their lenses,
> designed for
> digital from the ground up and people accept it.
>
>
>
> Winsor
> Long Beach, California, USA
>
>
>
>
> On May 27, 2005, at 5:15 AM, Joel Wilcox wrote:
>
> > I guess I could look it up, but he mentions
> "telecentricity" of the
> > E-series lenses. Can anyone explain what that means?
>
>
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