Elements of a photograph that are generally undesirable or have a negative impact. Examples include noise, flare, dead or hot pixels, sensor "spots", reflections inside the camera/lens system, etc.
6
votes
3answers
414 views
How do I get rid of these different spots after sensor cleaning?
I've just cleaned sensor on my Nikon D40x for the first time using sensor swabs and Eclipse solution.
Here is a picture taken before cleaning and after .
Dark spots on the first photo do not appear ...
7
votes
5answers
526 views
Are these blotches of wrong color caused by a corrupt SD card?
My old camera was taking images that had blotches of the wrong colors when zoomed in, and I take a lot of macro pictures. I bought a new camera and put my old sd card into it and now it's doing the ...
6
votes
2answers
848 views
How to control “starbursts” around light sources?
How can you control the size of "starbursts" from light sources in photographs? For example, the lights on the shore in this photo have very sharp and long starbusts:
...
3
votes
2answers
539 views
Why is my Pentax K-x producing artifacts and color banding?
my Pentax K-x is acting up :( In low light scenarios I got heavy color banding and 'strange' image artifacts. You can find an example here: http://imgur.com/v0lzP
I took it at ISO 400 and the color ...
9
votes
7answers
3k views
Why does using flash sometimes create these white spots in the photo?
I have an Olympus FE-190. When I take a picture, with flash on Digital Image Stabilizer (DIS) mode, I get white spots in pictures. This doesn't happen always.
There is only an option called Pixel ...
11
votes
4answers
2k views
How to avoid jpeg compression artefacts when saving photos in web resolution?
When I save a web-resolution image (for example, 1920×1024px), flat areas tints often have damaged shades of color. I'm saving in Photoshop CS4 with quality 2 in standard mode, because I need the ...
11
votes
3answers
517 views
Why are red lights in night / city scenes coming out as big red blobs?
I've noticed that in a lot of my night shots of cityscapes, red lights (e.g. neon signs on buildings, etc.) tend to come out as big red blobs:
The above was taken with my Canon 500D.
What can I do ...
12
votes
4answers
2k views
How can I avoid soft dull “spots” in my pictures?
Recently, I've been doing a lot more photography, particularly with my 100-400mm telephoto and 16-35mm wide. I am skilled enough that I can capture the shot mostly as I want with just the camera gear, ...
28
votes
7answers
2k views
How can I stop my HDR shots looking so fake?
All my attempts at HDR come out looking remarkably fake, how can I reduce the halos effect?
