What is the name of a photographic effect where there are subtle shadows in corners?

Question

If you take pictures and the aperture settings are not ideal, you will see a light shadow in the corners.

Example:

example

This effect is a sign of bad quality, but is also often used as a design element in movies, pictures and so on - how is it called?

I want to use it, but I have no clue how it's called.

Not always a sign of bad quality. My lens filters often create this effect due to them just being attached to my camera. Sometimes it just happens! — Hanna, Commented Sep 28, 2011 at 19:13

Jari Keinänen · Accepted Answer · 2011-09-25 08:48:43Z

14

It is called Vignetting, which, as you described:

[…] is a reduction of an image's brightness or saturation at the periphery compared to the image center.

It can appear as

Nowadays it can be easily done in post-processing.

answered Sep 25, 2011 at 8:48

Jari Keinänen

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