Sunset in Kruger

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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.

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0answers
40 views

Why do birds flying seem to have 4 wings in video? [on hold]

My wife is using her Panasonic lumix to shoot video. She gets great shots of wildlife. The issue is that shots of flying birds, ducks or eagles or whatever is happening, appear to have 4 wings. Most ...
4
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1answer
143 views

Why am I am seeing rings (banding) instead of smooth graduation in my sunrise pictures?

Below is a screen capture crop from Potoshop of an unaltered raw photo from my full frame Canon 6D taken with the new Canon 16-35 f4 L at 16mm, ISO 100, f22. I am seeing rings where I am expecting a ...
2
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1answer
151 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, ...
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1answer
71 views

Can I fix the large pink mark which appears on all photos with light background from my Canon Powershot ELPH?

I have a Canon Powershot ELPH 300 HS. See the large pink smudge across the left? Is this a problem I can fix by cleaning the lenses and image sensor, or is this camera/sensor a dud?
3
votes
1answer
134 views

What causes this weird angled glowing blur around lights on my low light shots?

I've been trying to figure out why this is happening for a few weeks. When I take pictures, usually during evening times when the sun starts to set and the street lights come on, I see this weird ...
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1answer
130 views

Why do I get dark horizontal lines (stripes or bands) in bad lighting with my Fuji X-T1?

Can anyone explain why I get those lines when taking photos in a bad/weak lightning ? I attached some photos.
0
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1answer
110 views

What is this yellow mark I get on dark photos?

I'm using a Nikon D3200 - new to photography. Whenever I take photos of the night I always get this yellow mark in the same spot. I thought it could be a dirty lens so I cleaned it with a microfiber ...
1
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2answers
104 views

Is the weird red and yellow patch near the center of my photo chromatic aberration?

I found this weird red and yellow thing in this shot taken using an EOS Rebel 1200D and the lens that came with it. It looks surprisingly good; how can I control and replicate these effects?
2
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0answers
61 views

How much flare should I expect with a Hoya HMC Filter?

After I did some review comparison (especially this one) I bought a 67mm Hoya HMC filter. Then I took some comparison pictures. Do you think the flare is within the acceptable range?
3
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3answers
199 views

How can one correct intensity flicker due to AC line frequency?

Is there a good image processing method to get rid of the horizontal stripes in the images taken under fluorescent lighting? These stripes (flicker) occur when you take pictures indoors due to the 50 ...
1
vote
2answers
111 views

Lines through my images - help

I have a recently purchased Nikon 5100. Since purchase there is a series of two lines (in the same place) in the frame that show up on the pictures. Any guesses as to what they are and how I can get ...
12
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6answers
1k views

How can I avoid green flare on my sunrise photos?

I took a series of sunrise photos. Once the sun actually came above the horizon, the brighter the sun became the more apparent and brighter a green flare (glare?) appeared. How can I avoid that? ...
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1answer
106 views

what are these strange artifacts on this photo? [duplicate]

what are these strange artifacts on this photo? how to avoid them? photo is shot with canon 1200d 50mm f1.8 4seconds shutter thank you
5
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0answers
293 views

What might cause horizontal artifacts in Lightroom after import?

I have some old photos on the SD card in my Sony A57. After importing into Lightroom, there are horizontal artifacts on most of the imported photos. This is a screen grab of Lightroom displaying one ...
0
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1answer
132 views

How to remove unwanted colors in picture? [duplicate]

I took product photos for my company and am currently editing them. However, some of the white parts of the shirt look a little odd zoomed out. When I zoom in, I see the following: I'd like to ...
1
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1answer
151 views

Why are there white outlines around the subject in this photo when zoomed in?

Please give me a solution to this if possible. Image showing white outlines when zoomed. Crop: Zoomed:
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2answers
84 views

Can a ghostlike image be caused by a overlap with previous frame on an SD card?

Is it possible for a secure digital card to have a ghostlike image on a different frame, ff you shoot digital cards and do not reformat them? Could a ghost image appear from a previous frame number if ...
26
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6answers
4k views

Why do photos of digital screens turn out the way they do? [duplicate]

When I take pictures of a screen at school or at my house, they turn out really weirdly. When blown up to 100%, they look fine, but when they get sized down, they look really weird, here is a ...
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3answers
102 views

What could have caused this splotch to appear?

amature photographer here. I recently took some photos of the area nearby where I am staying, and one of them caught my attention when going through them afterwards: Notice that gray splotch at the ...
3
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0answers
129 views

Why is there a grid pattern of darker pixels in this twilight sky flat field? [closed]

This is the first time that I'm really inspecting the calibration images we were taught to take/use during data reduction, and I've noticed something in all the flat fields. The image below clearly ...
6
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2answers
552 views

Why does this satellite image of an airplane in motion show red, green, and blue bands with strange artifacts?

I stumbled upon this satellite image (http://goo.gl/Wv503u) capturing a plane in flight over a city. I'm having a little trouble explaining the color effects caused by the aircraft motion. What I ...
0
votes
1answer
622 views

What is causing the bright flare on all of my images?

My new camera Canon 6D show this lensflare (raw or jpeg) in all the photos with this lens (Canon 50mm 1.8) or with the Samyang 16mm 2.8 (which I returned for judging what was defective). The lensflare ...
17
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2answers
863 views

Why do I see this yellow color shift at high ISOs and fast shutter speeds? [duplicate]

I recently purchased a full-frame DSLR with a reported highest ISO of 204,800. I’m intrigued by the possibilities of the high ISO range and how far Lightroom and Aperture (I use each of them) can ...
3
votes
2answers
157 views

Are these weirdly-shaped purple stains really from particles under the first layer of the sensor, and if so, what can I do about it?

I have those little particles on my pictures. There are a lot of them, as you can see, and they have different weird shapes: I already sent my camera for a sensor cleaning and the guys at the shop ...
2
votes
3answers
536 views

What is the blue circle in this moon image?

Using my Nikon D3200, I tried to capture an photo of the moon using the 18-55mm kit lens. I can see a faint blueish circle, even in my view finder, and also in the final picture. Is this lens flare ...
3
votes
1answer
171 views

Why is the center of image smudged with magenta/white at a small aperture?

I took two pictures with a Nikon D300 and a 17-55mm f/2.8G lens. Both pictures have been taken at ISO 200, aperture f/22 and shutter speed 1/8s. I used a tripod. The only difference between the two ...
2
votes
2answers
476 views

What is causing the strange lighter circles in images taken with my Canon 15-85?

I took these pictures with my Canon EF-S 15-85mm f/3.5-5.6 IS USM lens this morning: Would somebody please tell me that what is that white part in the lower right corner of the picture? EXIF info: ...
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2answers
410 views

Sony A7R Noise compared to Nikon D800/E Sample Explanation

I am looking for a high resolution camera for fine art prints and the Sony A7R seems great since it has the same Sensor res as the D800 in a smaller enclosure. For some reason when I look at sample ...
12
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2answers
627 views

What causes and how can I avoid this moiré pattern in a composite night sky photograph?

I'm new to taking star trails, and fairly new to photography in general. After my first attempt at taking a star trail, I composited them in Photoshop and when I merged the layers I got this pattern ...
0
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4answers
138 views

Dark spots - sensor toast?

I can't seem to get rid of some very annoying dark spots that are very noticeable under certain lighting conditions. I've taken a test shot of my monitor showing a white background and amped up the ...
2
votes
4answers
252 views

Are these strange splotches on buildings in a long-exposure photo hot pixels?

This is the first time I've seen this in my pictures and can't quite figure out what it is / how it fix it / or how to avoid it in the future. Was wondering if anyone here had any ideas? The thing in ...
2
votes
1answer
517 views

What is causing this one line on all my photos from Nikon D3100?

Whenever I take a picture with my dslr, there is a strange line that shows up on the left of the picture all the time. Can this be fixed my myself, or do I have to send this one in?
1
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2answers
457 views

What's causing the “seeing double” lens ghosting in my photos?

I'm having a problem with my lens (Sigma 70-300mm f/4-5.6 APO) and this is what is happening sometimes: You can see the ghosts happen only by those red lines I've drawn, for example that metal ...
0
votes
1answer
151 views

What's causing the weird light pink color splotch in this photo?

Can someone tell me what is causing the splotch in this photo? It;s like a pinkish color right in the middle. The day was cloudy. Sun wasn't out. This is only seen in two of the pictures that I have. ...
4
votes
2answers
347 views

What causes the dark halo around the copper part of the object in this photo?

I'm completely new to photography, and was attempting to shoot on a reflective surface (using a tablet for experimentation). I get some good results (to my untrained eye) but on my latest attempt, I ...
5
votes
4answers
377 views

What is the cause for this diffused artifact around the sun?

Last weekend, I tried shooting a wide-angle shot of a sunrise on the beach: You'll notice that there is a haze/artifact around the sun in an otherwise cloudless sky. What causes this? How can I ...
0
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0answers
485 views

Why do some of my RAW files get “broken”, with narrow solid black horizontal lines?

I shot a lot of photos during my summer vacation. Traveling during daytime, with little time to edit or review photos I often copied and erased my memory cards at nights so I could be ready for next ...
1
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5answers
3k views

How to remove white spots from a scanned picture?

I have a photo and I scanned it, but the scanned version introduced a lot of white spots on the image. I think the problem is the type of paper of the photo, which is not smooth a bit rough. There's ...
12
votes
2answers
377 views

What causes faint circles in astrophotography images?

When processing an astro-images taken with a Canon 450D and prime focus, I often end up with a series of faint circles radiating outwards from an off centre point. What are they and how do I get rid ...
3
votes
4answers
546 views

Where does the strange purple/blue glow around the headlight wearing subject's front come from?

I've found that a few of my recent trip photos have this odd artifact/ghosting resulting in a blue/purple glow around the helmet(see below pic): I've found this question which i think relates to ...
4
votes
2answers
371 views

Small, faint circle in corner of image. What is it?

I've started to notice a faint darkened circle in my photos. I tried to clean the lenses and I still see it. What's causing these circles? Link to imgur album since I don't have enough rep to post ...
8
votes
1answer
1k views

is it normal to get significant lens flare with a 50mm f/1.8 Canon prime lens?

I've purchased a Canon EF 50mm f/1.8 II. But I'm really disappointed in the results, especially when using it for night photography. :( In my night shots a lot of lens flare appears in my photos. ...
6
votes
4answers
3k views

Why do my photos show blocky gradients, even in RAW?

I am learning to use my new DSLR, a Sony a57 with 18-55mm kit lens. I was shooting last night at sundown, and after exporting the RAW images to Lightroom, was surprised to see the gradient as showing ...
7
votes
2answers
246 views

What does it mean to excite aliases?

I recently came across the phrase 'excited aliases.' The phrase seems to be related to lens sharpness in some way. While a web search turns up the phrase a few times, I am unable to locate a decent ...
0
votes
1answer
581 views

How do I remove halos around a replaced sky in a black and white photo?

I am looking for a bit of advice from some Photoshop experts out there. I have a photo in which I have replaced the original dull sky (method explained below) with a sky that is a deeper blue and has ...
5
votes
1answer
321 views

What is this pattern artifact in a Hasselblad H4D picture?

Shot some shoots with Hasselblad H4D-50 and in (at least) one of them the following artifact(s) appeared: Of course some questions arise: What is this? (moire?) Why it happened? (aside of lack ...
3
votes
2answers
962 views

Why is there glow around lights in every photo shot with my Canon EF 28-70mm f/2.8 L USM Lens?

One day after using my Canon EF 28-70mm f/2.8 L USM Lens, I noticed that every photo has a huge amount of glow in the dark areas near any light area. I tested my other four lenses to figure out if ...
3
votes
1answer
284 views

RAW export in Aperture giving square “grid” pattern over noise

I have a RAW photo in aperture that has quite a lot of noise. When I export the photo to JPEG (and TIFF/PSD, 16 bit) I get a strange square grid like pattern on the photo. Here is an example of the ...
7
votes
3answers
1k views

What causes these green dots in my image?

I just received a 35mm f/1.8 DX lens for my Nikon D50 for Christmas, and took some shots where the lights on the tree were the main source of illumination. Almost all of them exhibit very prominent ...
11
votes
2answers
358 views

What's the reason for this exceedingly blue reflection from buildings in this image?

I've noticed that lately my camera has some issues with blue neon lights. Here's an example shot. You can notice the effect in the reflection of the water in a building and in the blue dome of ...