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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

6
votes
3answers
9k 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 ...
2
votes
5answers
2k views

How can I get non-blurry gymnastics pictures with my entry-level DSLR?

I have a Nikon d3100 with 18-55mm and 55-200mm lenses. My issues are the lighting and the shutter speed for fast moving objects. My aperture is set to f/3.5, shutter at 1/1000th of a second, and ISO ...
0
votes
0answers
180 views

Clear and sharp shot of a static object on a very blurry background (EOS550D) [duplicate]

Possible Duplicate: How can I maximise that “blurry background, sharp subject” (bokeh) effect? I am trying to achieve clear and sharp shot of a static object on a very blurry ...
12
votes
4answers
2k views

Where does the ¹/shutter speed = focal length rule for hand shake come from?

The generally accepted rule of thumb is that the shutter speed must be the same or larger than the inverse of the focal length. As is, it seems that it makes no sense as is: On a 24 Mpixels ...
-2
votes
2answers
415 views

What program can blur a photo to show motion?

I have a picture in the woods of a path. I want to blur the woods so they look like they are being run by really fast, not just plain blurry. The best analogy I can think of is like cars look on ...
4
votes
2answers
3k views

Why doesn't the background become blurred when I change the aperture on my Fujifilm S4000?

I am sorry if my question is too naive, but I am a complete beginner in photography, and I think I still need to understand well what aperture is. I have a Fujifilm S4000 camera, and I know I can't do ...
2
votes
4answers
459 views

What is the best setup for shooting sports at night with a point & shoot camera?

I always try to take good photographs in soccer matches or in races at night, not using flash, and I have always the same result: too much blurred photos. I don't have an SLR, but I'm sure that's not ...
21
votes
3answers
2k 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 ...
6
votes
1answer
500 views

Is there a script which will detect camera-shake blur? [closed]

Is there any existing script, either standalone (python, perl, etc.) or bridge/aperture plug-in that will detect blur of the type where you move the camera when taking the picture? I know this can be ...
7
votes
5answers
4k views

Why are my night photographs always blurry?

I was shooting the lighting of the city that is visible at the top of the trees if you shoot landscape. No matter what I do, the image is blurry. What have i done: ISO 100 Manual focus towards ...
17
votes
0answers
2k views

Why does a larger aperture cause more blur of the background? [duplicate]

Possible Duplicate: Technically, why is the out of focus area blurred more when using a bigger aperture? Why is it that a larger lens aperture produces a shorter depth of field, causing the ...
7
votes
5answers
1k views

What are the benefits and costs of an image stabilized, slower lens vs a non-IS faster lens?

I am going thru a trade off decision between a 24-70 f2.8 lens and a 24-105 f4 IS lens from Canon. My dilemma is that the 24-105 focal length better matches my needs, but the f2.8 would occasionally ...
6
votes
3answers
713 views

How can I achieve this effect, where the flower is sharp and everything else is blurry?

I was wondering how it is possible to take a picture like this. Please have a look here for some example pictures. The flower is sharp, and everything else looks like taken with a long shutter. Is ...
1
vote
1answer
615 views

How to shoot good night photos with Nikon S8000?

Some time ago, I bought a Nikon Coolpix S8000, with big satisfaction for daylight shoots, but in using it I realized that my night shoots were more frequent than I expected. I tried to use it by ...
9
votes
5answers
605 views

Is the bokeh in this picture naturally occurring, or added in post-processing?

Click here for picture I feel like the blur is not natural. Looks like it was Gaussian Blurred with the couple as the center. What do you guys think?
2
votes
2answers
1k views

Why are my pictures blurry/soft?

Ok so I shoot basically one thing....real estate. I am in the market for a new camera so I borrowed a friends canon 50d. I have been using a Rebel xti and been getting good results but I want to ...
3
votes
1answer
3k views

How do I blur the subjects other than main one in photoshop?

I have some photos in which I have a lot of subjects, but I would like a single person to be the main focus. Now I would like to blur other people and subjects in that photo using Adobe Photoshop. ...
0
votes
3answers
7k views

What plugin for Photoshop can I use to remove camera-shake blur?

What is the best anti blur plug-in for Photoshop image editor and how effective can it be without compromising with the image quality or increasing sharpness/noise? I am especially interested in ...
6
votes
1answer
2k views

Is there a theory behind 'Blur Detection'?

I am trying to implement a blur detection algorithm for my imaging pipeline. The blur that I want to detect is both - Camera Shake: Pictures captured using hand which moves/shakes when shutter ...
13
votes
3answers
3k views

What equipment and settings do I use for panning shots of moving objects?

How do you go about getting great panning shots of things like cars and bicycles so that the background is nice and blurred but the target is sharp as can be. I have tried on many occasion to do ...
15
votes
6answers
5k views

How does background blur (bokeh) relate to sensor size?

This is a somewhat theoretical question. Suppose I first take a photo of a subject using a full frame sensor DSLR, with a given lens (say 50mm prime lens at f/3.5). Now suppose I exchange the camera ...
17
votes
5answers
1k views

Should I switch off image stabilization when photographing my 2 year old?

A large percentage of my photos of my 2 year old appear to be blurred. I know one of the problems is that she will not sit still for a second, but I am using a fast shutter speed. Could IS be ...
15
votes
3answers
3k 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 ...
6
votes
5answers
1k views

Would a large aperture lens help against low light subjects being blurry?

I want to get nice shots with ambient light (meaning the natural light in the room of restaurants, living room with x-mas tree lights only...) so I can catch the glow of light on people’s faces as ...
17
votes
2answers
2k views

Why is image stabilisation making images unsharp?

During vacations and travel I tend to use my Nikon D90 and a 18-200 VR (image stabilisation) lens. I was very annoyed (and had no explanation) when I found images to be unsharp, which had be made in ...
8
votes
5answers
2k views

How to avoid a halo around the edges?

I am just post-processing some pictures I took last spring. On lots of them, I notice a halo around the edges of objects which are slightly outside the focused depth. I shot without a tripod, with ...
12
votes
2answers
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 ...
6
votes
4answers
917 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 ...
10
votes
3answers
495 views

How can I use image stabilization to make a moving subject clear?

Image stabilizers in digital cameras are available for shooting moving/shaking snapshots clearly. The image stabilizers try to focus the moving object and reduce the shaking. However, I have set the ...
33
votes
12answers
7k views

How can I take shallow depth of field photos with a point-and-shoot camera?

I have a compact digital camera, and in macro mode I can manage to achieve a blurred background, if the background is far enough away. Can this be done when taking non-macro pictures, and if not, is ...
34
votes
15answers
7k views

How can I maximize the “blurry background, sharp subject” (bokeh) effect?

I know that this effect occurs when there's a shallow depth of field. My question is, what are the various ways I can increase this effect in my photos when I'm taking them? Note that I'm not ...