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An important aspect of the photographic vocabulary, produced by focus selection, limitations of depth of field, optical qualities, subject motion, camera motion, or other technical problems.

learn more… | top users | synonyms

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5answers
201 views

Lens or Filter to Blur Thermal Camera Images

I know this question sounds weird, but I am looking for some kind of lens or filter to blur the images taken by a thermal camera. I don't need to blur a specific part of an image, just a blur ...
16
votes
4answers
5k views

Can software auto-detect image focus?

I was wondering if there was any photo management software out there that could auto detect and "rate" images on how in focus they are. This comes up for me quite commonly when i am looking through a ...
0
votes
2answers
91 views

Remove or reduce blur in an image

I have a photo of some text that is blurry and so I can't really read it (I have glasses and it hurts my eyes when I try). I Googled for a tool to reduce blur, but without much luck. Is there a way ...
1
vote
2answers
199 views

What's the secret to this pastel, beautifully blurred photo?

I see the effect often that appears in this photo – these two things together: 1) a very strong bokeh(?) where most of the image is blurred 2) some kind of color filter that emphasizes bright pastels ...
2
votes
4answers
213 views

Is it possible to fix severe blur from camera shake after the fact?

So I have this one photo of my midterm material, but stupid me didn't check it first when I took it and the photo turned out to be very blurred and it's impossible to read the text. Is it possible to ...
3
votes
2answers
137 views

Blurry without zoom, sharp with zoom

I have Nikon Coolpix S5100. I've noticed that my photos are blurry when I'm NOT using zoom, while they are pretty sharp WITH zoom. It doesn't matter whether I shoot from the hand or from the solid ...
6
votes
4answers
3k views

Why is my lens only somewhat sharp near the center and very blurry on the edges?

I bought a canon 50-250mm IS lens (for my T1i), maybe two years ago and haven't used it much, but whenever I do, I always regret using it. Pictures are blurry, the depth of field too shallow and so ...
4
votes
4answers
69k views

How can I fix an out-of-focus blurred photo in Photoshop?

How can I fix this picture? Somebody else took this picture and well he wasn't able to do it very well, and it's blurred. I have photoshop
3
votes
2answers
76 views

What's worse for post-processing blurriness, graininess or softness?

Context Using an a6000, I've been learning a lot about photography and how to control the depth of field (by changing the aperture), blurriness (by changing the shutter speed), and the noise ...
0
votes
1answer
82 views

Is there any way of saving this blurry photo??? [duplicate]

http://i.imgur.com/Lb9FXGe.jpg Is there ANY way to save this blurry photo? I have photoshop. PLEASE HELP.
0
votes
1answer
68 views

How do I set focus so I get a blurred background? [duplicate]

I am a newbie and I clicked this photo at around 8 PM: https://www.flickr.com/photos/137346749@N02/22513426779/in/datetaken/ I was around 1.5m away from the subject. I wanted to focus on the lady ...
0
votes
1answer
150 views

Nikon d5500 troubleshooting blur unsharp at 100% [duplicate]

I am using a Nikon d5500 with Nikor 18-55 br lens. I was able to get some great photos outside during one set of shots. I noticed since then, when I use the zoom magnifying feature on the lcd, all of ...
3
votes
2answers
137 views

Why is my picture of a house and night sky blurred, even though I'm using a tripod and remote? [duplicate]

so I tried to take pictures of a house and the night sky, but everything came out very blurry no matter what I used I shot at 30 sec exposure, F 3.5, ISO 3200 on a tripod using remote
24
votes
3answers
5k views

Why isn't this portrait taken at f/29 sharp?

I am confused as to why this picture is not sharp. This is a portrait shot at F/29 ISO100 1/250 with a 17-85mm lens focused at 38mm. The subject distance was 1.2M. My DOF app tells me that my DOF ...
9
votes
2answers
517 views

Real-time vs post-production blurs — what's the difference?

I've always been a huge fan of blurry photos, I guess in part because almost any camera is able to take blurry photos, though some better than others. What's the difference between real-time and ...
6
votes
5answers
1k views

How can I get sharp images using optical zoom function on a point-and-shoot?

We’ve got a point-and-shoot (Canon A590 IS), and it seems that the zoom function is completely useless because it is always blurry, even in broad daylight. For example, I tried to take a picture of a ...
1
vote
1answer
73 views

Blur each pixel independently on sensor to reduce moire effect

If I understand correctly, sensors can produce a moire effect because their subpixels are separate (each one is affected by a different portion of the image), so to stop this effect, some cameras have ...
1
vote
1answer
99 views

How does anti-blur software work?

I was very interested by some recent software I discovered to remove blur from a picture. So, I was intrigued how it worked. Of course, it did not work perfectly but did quite a good job of it.
21
votes
3answers
3k views

Why would one shoot a fully blurred picture?

Focus and blur have a reason in a picture when they come together. Blur alone is just a loss of an important element in the photography art, unless it has a reason, like obscuring nudity or creating ...
8
votes
2answers
15k views

How can I take a photo with everything in focus with my DSLR?

I am quite new to DSLRs and one of the first things I noticed was the incredible focus points and depth that you can achieve. That is great in a lot of scenarios, but not in all. When filming a ...
0
votes
1answer
100 views

Getting a sharp focus on a 50mm when the subject is at 5m - 10m [duplicate]

I'm a novice photographer with a 450D/XSi. I'm using a 50mm/1.8 prime lens to start out and I noticed that a lot of times my pictures end up not being sharp for stationary scenes. I was mostly using ...
7
votes
3answers
15k views

How does Photoshop CS6's deblur feature work?

This video shows a sneak peek of a new Photoshop feature for Creative Suite 6, called 'deblur', which is able to take a blurry image and make it sharper: http://www.youtube.com/watch?v=xxjiQoTp864 ...
0
votes
1answer
91 views

I want to know about the relationship between focal length and aperture [duplicate]

I have Nikon D7000 and I know the basic relation of shutter speed, aperture, and iso. All I want to know is focal length and aperture relation. As I zoom in the camera the f/stop increases (e.g. it ...
2
votes
3answers
168 views

Unable to get crisp lights on buildings during pictures of cityscapes at night

The shots above look blurry to me. I looked on flickr for similar shots of the same cityscapes(seattle) and those looked blurry to me too. For both shots I manually focused in live view and ...
0
votes
1answer
216 views

I changed my Nikon DSLR settings and now images are blurry — what to do?

I am absolutely new in photography. I own a Nikon D3300. My camera was working fine until I did some manual tuning to aperture, shutter speed, and many other things. After those changes, my pictures ...
2
votes
4answers
410 views

How to achieve this smudge effect in photoshop?

I came across this photo by Jacob Sutton and wanted to know if someone knew how to get this effect in photoshop?
15
votes
2answers
4k views

What's the difference between Bokeh and Gaussian Blur?

I have heard multiple times in photography, the words Bokeh, and Gaussian Blur. To me, it seems that the words are used almost interchangeably, but in some instances, I have heard them contrasted. ...
1
vote
2answers
460 views

How do I blur the background around an object in post-production?

In Photoshop (current version is CC 2014 (2014.2.1 20141014.r.257 x64)) I did the following steps of interest: duplicate background w/subject masked apply a blur filter of some kind to the ...
1
vote
2answers
2k views

DPP output is not sharp

I am using DPP (Digital Photo Professional by Canon) for post processing. Not sure what is wrong with it, but every time I produce an image (.JPEG) out of raw (.CR2) file, it turns blurry. I tried all ...
18
votes
3answers
2k views

How can slightly blurred photos be improved in post processing?

I have heard quotes which say "If its not good, delete it." I go by that advice, but sometimes you capture some precious moment but you see that photo is slightly blurred because of camera shake. I ...
0
votes
4answers
312 views

What is the photography term for blurred / dragged lights?

What is the photography term for blurred / dragged lights? Hare are two quick examples from my phone: Would this be considered bokeh, or does a term even exist for this?
0
votes
1answer
77 views

How do I generate a mask of the skin tones in an image?

I'm using a sequence of operations to smooth the skin of the body. What I'm doing is this: high-pass surface blur invert blend mode: linear light At this point, what I usually do is to create ...
0
votes
1answer
158 views

How would I blur something out of a photo? [closed]

If you take a picture of - for example - a car and you get the license plate number in it; how do you blur out the numbers? (I would also like to know how to do this with a video if possible).
4
votes
2answers
889 views

Why do I get blurry pictures at far distances, but sharp results up close?

I took this picture: https://www.flickr.com/photos/91552641@N06/15828810701/ and if you look at the details (like the trees on the right side) they are all kinds of muddy. I had the same experience ...
0
votes
3answers
686 views

Why are my photos taken with the Sigma 18-50mm f/2.8 coming out blurred?

I'm new to photography, and I don't know why the pictures I'm taking are coming out blurred. Here's a sample image, taken with the Sigma 18-50mm f/2.8 on my Nikon D5200 at 18mm, 1/60s, f/2.8 and ISO ...
0
votes
1answer
68 views

Is there an “optimal” background distance when striving for a minimally distracting background?

Let's assume a thin lens and an object O in focus at a distance of dO from the lens. Further, let's assume there's a large out-of-focus background object B at a distance of dB. Now, we know ...
1
vote
1answer
1k views

Nikon D3000 Blurry Pictures. Focus Issue?

Here are two examples: Both pictures are in NEF format here. The pictures have not been modified in any way except except for being resized and converted to PNG. Just for kicks (and to prove I'm ...
3
votes
1answer
344 views

Human perception in color mixing

Look at this image: 50% of its pixels are blue (0, 0, 255), 50% of its pixels are yellow (255, 255, 0). When I look at my computer display from a distance where I cannot distinguish the ...
0
votes
2answers
451 views

Why is only right half of this photo blurred?

I took this from a moving bike. To my surprise, only right part of the image (letters) is blurred. I couldn't explain why. If you need, here's a bigger image with all the metadata.
0
votes
1answer
217 views

Night photo with Leica 25mm: blur at f/1.4 [duplicate]

I have an Olympus OMD EM5 and a Leica 25mm which takes wonderful pictures in daylight. I was trying to take night pictures with this setup and I had the following results (after several tries and ...
-1
votes
2answers
146 views

How can I best add depth sharpness with Adobe Photoshop?

I've made a nice picture with my smartphone, but I would like to have a more focused picture (sharp focus and blurred background). How can I do this in Photoshop to obtain the best result? Things I ...
7
votes
3answers
8k views

Why does my Canon 7D get blurry pictures with a 70-200mm f/2.8 IS (series 1)?

I'm wondering if it's normal for a Canon 7D with its crop sensor to get unsharp pictures with a 70-200mm 2.8? I just bought a used 70-200 and it seems a little bit blurry. Maybe it needs calibration? ...
6
votes
1answer
2k views

Which Lensbaby Sweet 35 or Edge 80 effects are harder to reproduce post-processing?

I want some suggestions from Lensbaby users. I have the plastic optic, double glass and fisheye optic. I use the composer. The recent new optics: Sweet 35 and Edge 80 seem very intriguing and I ...
3
votes
5answers
689 views

Can a photo with nothing in focus be considered to have bokeh?

This photo was accidentally captured by me. Can it be considered to have bokeh? I am confused, because it does not have any foreground in focus.
7
votes
7answers
1k views

Does a larger sensor resolution increase the difficulty of shooting hand-held?

I'm thinking of upgrading to a D800 and I think I read something about the 36MP resolution of the sensor to be a liability when hand-holding the camera at lower shutter speeds. Unfortunately I cannot ...
2
votes
1answer
1k views

Why is my Rebel XTi taking blurry photos?

I noticed how my Canon Rebel XTi started to take blurry photos. My pictures aren't as sharp as before. I am using the same settings as I did when it took perfect pictures. What could be wrong with the ...
1
vote
3answers
226 views

Is it normal to have to take multiple photos to end with up one good one?

When I was using a point-and-shoot, I often ended up with blurry photos, so I got into the habit of taking two or three photos so that at least one will come out good. A few months back, I upgraded ...
3
votes
1answer
410 views

Was the background blur in this image done with a Petzval lens?

I am interested to know how the background blur in this image was done. Is it a petzval lens?
0
votes
2answers
533 views

sharpen blurred photo

I have a large number of photos that have been taken, which are blurred, some out of focus and some from camera shake. I need to sharpen these photos but photoshops (cs5) tools just aren't good ...
-2
votes
3answers
774 views

How to fix blurry pictures taken with sony digital camera [duplicate]

I have some pictures taken with my sony digital camera.They are blurry,Is there any way to fix that?