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2
votes
3answers
413 views

How to minimize/avoid purple fringing before/during shooting

I know it is possible to avoid purple fringing using post-processing software's chromatic aberration correction capabilities but I have a few pictures where the one I'm using (Rawtherapee on Linux) ...
3
votes
2answers
1k views

What causes longitudinal chromatic aberration on Nikon 50mm f/1.4D?

I have looked on my new 50mm lens photo (I have Nikon D90) and I see "purple fringing" around the unfocused objects (longitudinal chromatic aberration). What's is going on? Is it common for this lens ...
1
vote
2answers
298 views

Is there a program for removing purple fringing for Ubuntu?

Some of my photos taken in bright daylight with film era lenses show purple fringing. To remove it I have tried: Bibble 5, does not seem to have any way of doing this. I used the hue-saturation ...
4
votes
2answers
220 views

How to avoid fringes? [duplicate]

What can I do avoid fringes around a subject in my pictures? My camera is a bridge camera (namely a fujifilm hsr20).
2
votes
4answers
991 views

Recommendations to avoid color fringing

I'd like to have suggestions to prevent color fringing as much as possible; ideally, when taking pictures, i.e., before post-processing. I understand that overexposed images may cause color fringing, ...
3
votes
2answers
203 views

Where do these “redshifts” and “blueshifts” come from?

I make many product photos for the company I work for. For this I use Canon 400D with two external flash devices Walimex CY-600K. I've noticed an interesting effect on many of the photos I take with ...