Depends on what is "very minor", if my memory serves it goes to around 40mm
at 1:2. But I do agree it is not a major issue, as 50mm is already too close
to the object at 1:2.
C.H.Ling
----- Original Message -----
From: "Julian Davies"
> >>I heard the Zuiko 50/2 do get shorter in focal length at close focus.
>
> >>C.H.Ling
>
>
> The floating elements in those lenses that have them will most likely
> produce a *very* minor change in focal length, even though they are there
to
> alter field flatness. Not a major issue, and definitely not "the focal
> length gets longer as you focus closer"
>
> Julian
>
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