Nikon DC (defocus *control*) lenses do more than varying soft focus, they
allow shift of DOF backwards or in front of the focused plane. This is
reached by a group movement, I remember.
Marco
----------
>Da: "Giles" <cnocbui@xxxxxxxxxxxxx>
>A: olympus@xxxxxxxxxxxxxxx
>Oggetto: Re: [OM] Re: olympus-digest V2 #903
>Data: Mar, 11 mag 1999 16:25
>
> I think in the special Nikon soft focus lenses the size or number of the
> surrounding
> holes can be adjusted to vary the effect. This could be simulated also.
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