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Questions tagged [banding]

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1
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1answer
224 views

How can I prevent banding in images I'm posting on the Internet?

I typically add noise to my images to avoid banding, mostly when posting images on the internet. Occasionally, I do see banding of an image posted on 500px even though I do not see it in Lightroom (...
1
vote
1answer
496 views

What is causing this pattern of horizontal and vertical lines in my pictures?

I took pictures with a camera I have not used in years. The pictures appear to have vertical and horizontal pixel lines throughout. What is the cause and how can I remove them? I have no photo editing ...
0
votes
1answer
112 views

Arc-Shaped Stripes (Noise?) In Blue Water, Is This Normal? [duplicate]

The water fades in a not-that-smooth way, with some arc-shaped slightly-reddish stripes. As a comparison, the sky has a almost perfectly smooth fade from white to blue. Compressed original image with ...
2
votes
2answers
197 views

What is the name of the problem where lines appear in a photo where there should just be a smooth gradient?

I don't remember the name of this problem and it drives me crazy. I googled everything similar to "lines in photo" but I didn't find the solution. The problem is that on my PC monitor I don't see ...
2
votes
2answers
3k views

Best way to photograph a LED wall (that has people in front of it)

The LED wall is interactive and the challenge is to make pictures that show both the wall and people interacting with it, without having the banding or moire effect, that often happens when taking ...
9
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4answers
2k views

How can I avoid circular banding artifacts in clear skies when de-noising?

I photograph in RAW, and convert using Darktable. Camera happens to be Nikon D40, 55-200mm lens. For a small number of photos, especially of clear blue skies, I cannot reduce noise without introducing ...
8
votes
2answers
455 views

Horizontal banding pattern near sun: sensor flare?

Following is a crop from a RAW shot, developed in Lightroom 5.7, into a setting sun from a Sony A77II – ISO 100, f/5, 1/20s, with a TTL fill flash. In the darker regions near the sun a series ...
2
votes
1answer
390 views

What is the cause of black bars on a photo of AMOLED display?

What is the cause of those black bars on the picture? Their orientation changes by moving the camera. The display is of a Samsung Galaxy S3 (i9300), an AMOLED display, set to minimum brightness, ...
8
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1answer
836 views

What causes this strange Posterization when changing to B&W?

I have this image that was taken several years ago with a D70. It was taken at 1600 ISO which obviously makes it quite noisy. I really want to convert it to black and white, but when I desaturate it ...
1
vote
1answer
584 views

How can I remove banding noise from this image?

I'm an complete newbie in photography and I'm trying to use the Sigma 70-300mm F4-5.6 APO lens and a Guppy camera(you can think of it as a processor that captures light rather than an actual camera) ...
7
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2answers
22k views

What causes banding noise?

I'm looking for information (and references) on three related topics: What causes banding noise in CMOS sensors? What is the physical/technological cause? Is the cause the same in CCD and CMOS ...
6
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2answers
7k views

Why does darkening skies in Photoshop cause banding, and how can I avoid it?

I am pretty new to Photoshop (I have Elements 10). When I darken highlights I find that the sky ends up in bands. I have read advice that says to reduce the effect of this by using either blur or ...
6
votes
2answers
687 views

What causes a band-like pattern in photos of a CFL?

CFL Image The image in the above link is that of a compact fluorescent light bulb. I couldn't figure out the reason for the formation of light and dark bands sort of thing in the image. The same ...