[Digikam-users] blueish shadows near high contrast

[Roberto Winter]

On 3/25/06, Dudas Gabor <dudasg at freemail.hu> wrote:
>
> Roberto Winter írta:
> > hello,
> >
> > i don't really know if this is off topic or not, sorry if this is not
> > the appropriate question for this list.
> > but i've noticed lately that most of my images have something that
> > really annoy me. the thing is this blueish shadow thing near high (or
> > not so very high) contrast areas (see attachment).
> > i'd really like to know if anyone can point me to a way of dealing
> > with this since it invariably "uglifies" my pictures.
> >
> > thanks a lot!
> > roberto
> Hi!


hello

This is called "purple fringe". This effect is coming from the lenses.


mmm...
http://www.pictureline.com/newsletter/2004/july/purplefringe.html

It is a form of chromatic aberration (CA), and I would say it is
> "normal" on low end cameras/lenses. If you want to avoid this, usually
> you have to spend a lot :) (eg. buy a DSLR and lenses with low CA)
> If you are more interested go and type purpe fringe into google.


either way, thanks a LOT!!!
roberto

Regards,
> Gabor
> _______________________________________________
> Digikam-users mailing list
> Digikam-users at kde.org
> https://mail.kde.org/mailman/listinfo/digikam-users
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mail.kde.org/pipermail/digikam-users/attachments/20060325/1319c85e/attachment.html>