I’ve noticed the residue of the image in Capture One Pro, Moose.
The files of my TZ200 vary between JPG and Raw, with latter having the extra
distorted edges left on. I suspect that that is what you mean.
> On 24 Mar 20, at 22:05, Moose <olymoose@xxxxxxxxx> wrote:
> A very interesting (to me, at least) characteristic of the µ4/3 lenses is
> that they are generally designed with linear distortion undercorrected, to
> concentrate on better correction of other aberrations. Linear distortion is
> then corrected in firmware for JPEGs and conversion software for Raw files.
> As WA distortion is always barrel, that means the image gets wider when
> corrected. To maintain the nominal format dimensions, the sides are cropped.
> AFAIK, DxO is the only Raw converter that gives the choice of retaining the
> full, corrected width. I find the difference sometimes significant.
Themed Olympus Photo Exhibition: http://www.tope.nl/