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Depth of Field is the depth of a scene that is "in focus" as perceived by the eye.

learn more… | top users | synonyms

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2answers
2k views

What is the difference between depth of field and focal plane?

I would like to know how to address the difference between them and how relates to each other.
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1answer
334 views

Why do some people say to use 0.007 mm (approximate pixel size) for the CoC on a Canon 5DM2?

The 5DM2 pixel size is approximate 0.00645mm in size and so some people talk about using 0.007mm as the CoC. I think canon said once they use 0.035mm for DOF charts, full frame normal is 0.033mm, ...
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2answers
3k views

Why does depth of field occur?

I wonder why depth of field occur in the first place. This is not a question about what changes the effect/size of field. We all know that. Aperture, Focal Length, Focus Length (distance to subject), ...
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3answers
246 views

Why does getting closer or zooming in decrease depth of field?

I know that aperture changes the depth of field (DOF), but why is it that by making the image appear larger (by getting closer to the camera or zooming in) there is less DOF?
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1answer
183 views

How to get tack sharp portraits with shallow DOF when lacking an AF point where I want to focus?

What is the best way to get tack sharp portraits with shallow depth of field when lacking an auto focus point where I want to focus. I don't want to crop and "focus and recompose" is not an option ...
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2answers
78 views

How can I use control over the aperture to take better photos?

I upgraded from a point-and-shoot to a Sony NEX a few months back. I think I've made substantial progress with regards to many aspects of photography like composition, the rule of thirds, ISO, ...
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3answers
116 views

What is the best lens for shooting flat surfaces?

For a long time, I was making closeup photographs of flat surfaces using my cropped DLSR and Canon EF 50/1.4 lens. The scene was illuminated by an external flash. The focusing distance was the closest ...
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2answers
106 views

Invariants in subject size and depth of field? [duplicate]

I was curious if I could cheat my way around having to focus stack an object by using different lenses. Playing with the Depth of Field calculator I noticed something interesting: No matter what ...
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2answers
249 views

Why can't my newer cameras focus on my hands and something behind them at the same time? [duplicate]

I've got this thing where I go around the world and hold their famous monuments with my hand through perspective photography. For example, holding the learning tower of Pisa. The pictures I've taken a ...
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3answers
591 views

Why are big apertures used for landscape photography?

If it is true that a large aperture means shallow depth of field..a.k.a near objects in focus and background or far objects in blur, then how come big aperture is recommended for landscape ...
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2answers
268 views

Will an add-on mini macro lens for my mobile phone help get a blurry-background effect?

I am new to photography. I am really interested in taking close up photos (macro photography) of objects with a blurry background. But my mobile phone (a Sony Xperia Ion ) does not have the facility ...
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5answers
2k views

How to choose a lens to get a shallow DOF effect? [duplicate]

Possible Duplicates: Can I get a shallow DOF using a kit lens? Help with getting bokeh effect. I'm an amateur photographer, just getting into photography. I read some things about lens ...
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2answers
137 views

What determines the sharp parts in an image: the DoF or the focus point?

I am a little bit confused between depth of field (DoF) and focus points. Which of them is responsible for making part of the image sharp?
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2answers
303 views

How do I achieve this minature/tilt-shift effect?

I really like this photo and was wondering how I can achieve something similar? http://www.flickr.com/photos/lucasasteratakis/6044310648/in/photostream I had a look at some tutorials to do with ...
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3answers
228 views

Wide angle with low F stop number (eg.F2.8) in relate to depth of field

What is the purpose of having a wide angle lens like the Nikon AF-S 14-24mm f/2.8G ED with a low f/stop? For example I am shooting a landscape mountain scenery shots or group photos, why would I use ...
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2answers
120 views

How does aperture/DOF affect continuous autofocus?

When the autofocus system is deciding to adjust the focus, say in a situation of the subject getting closer to or farther from the lens, does it take into consideration the current depth of field, ...
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1answer
810 views

Why does my DSLR's viewfinder ignore the aperture ring on a legacy lens?

I have a Nikon D3100, and I am borrowing an old Nikkor 50mm SLR lens (http://www.destoutz.ch/lens_50mm_f1.8_1828564.html). I've had a lot of trouble with that lens, in that pictures that appear ...
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4answers
2k views

How to estimate depth of field? [duplicate]

Possible Duplicate: Is there a 'rule of thumb' that I can use to estimate depth of field while shooting? How do you estimate the aperture needed to produce sufficient depth of field ...
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1answer
391 views

How does the depth of field with 50mm f/1.4 compare to 85mm f/1.8 with the same framing? [duplicate]

Possible Duplicate: Is there a formula to calculate DOF? Is there an easy way to establish, on paper, which of these two lenses, shot wide open and with the same subject size in frame, ...
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1answer
132 views

What is the importance of Depth of Field preview? [duplicate]

Recently while browsing for a camera, I noticed that some cameras have this "DoF Preview" and some have none. Now, can someone explain to me here the importance of this feature in a DSLR?
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1answer
131 views

Preview the DOF result in a D5100 viewfinder?

I have been told that some cameras have the ability to show the exact Depth of Field in the viewfinder when pressing a button. I searched for that button on my Nikon D5100 without success. I could ...
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3answers
228 views

Can we always talk about noise difference between crop and full frame?

Let's say we have two systems: 1) full-frame camera, 80 mm lens at f/2.2 2) APS-C camera, 50 mm lens at f/1.4 The subject is the same, as well as the camera position, focus distance, shutter speed ...
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1answer
456 views

Do crop sensors increase the depth of field when using full frame lenses?

I'm trying to achieve maximum depth of field without sacrificing light. I have a micro-4/3rds camera and i want to attach a full frame lens to it for the large and constant aperture. My question is, ...
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2answers
180 views

Big sensor and landscape photography, DoF

I've been an owner of point & shot cameras for some years. Now, I'm considering to move to bigger sensor cameras (4/3, asp-c) because I really hate the noise that small sensors produce on low ...
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1answer
162 views

How to calculate depth of field by using extension tubes

I am using Nikkor 105mm f/2.8G and its close focus is: 1 foot (0.314m, 31.4 cm). And depth of field for this distance is about 0.5cm (I have an application on my Android phone). How will change depth ...
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3answers
627 views

How does sensor size impact depth of field and diffraction for macro photography?

Macro photographers often stop down to very small apertures to maximize the razor thin depth of field when operating at such close focus distances. Smaller sensors have greater depth of field than ...
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1answer
149 views

How does amount of blur compare between differently-sized sensors using lenses with equivalent focal length?

Let's say we compare two bundles: 1) cropped DSLR with crop factor 1.6 and 50 mm fix lens set on f/1.4 aperture 2) full-frame DSLR and 50 * 1.6 = 80 mm (which is not far from 85 mm) fix lens on ...
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2answers
163 views

How do I get the entire landscape in focus? [duplicate]

According to this calculator at 16mm, my hyperfocal distance is at 0.7m at f/11. So on the safe side, if I wanted to make sure the scenic background is tack sharp I would focus at 1m or so. But now ...
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0answers
90 views

Why is DOF shallower on Full Frame compared to APS-C [duplicate]

I've read the comparison between APS-C and Full Format at When do the differences between APS-C and full frame sensors matter, and why? The depth of field is controlled by the circle of confusion, ...
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0answers
150 views

DOF with a telephoto lens [duplicate]

Possible Duplicates: What does it really mean that telephoto lenses “flatten” scenes? Why is depth of field affected by focal length? Quick Question. When using telephoto ...
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0answers
461 views

How to blur the background using a super-zoom camera? [duplicate]

Possible Duplicate: Is it possible to take shallow depth of field photos with point-and-shoot cameras? When I shoot portraits with my brother's Nikon D90, this is quite easy to fade out the ...
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8answers
1k views

Is an aperture range of 3.5-5.6 shallow enough to provide great bokeh on a cropped sensor?

I have been primarily shooting with a Canon 18-135 f/3.5-5.6 for several years now, and I am not completely satisfied with it. The problems I have are: A bit too wide on the low end A bit too short ...
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2answers
13k views

How to focus on object and blur the background? [duplicate]

How can I take the photo with the focus on the main object and blurred background using the Nikon D5100? What kind of mode and settings I should use? Thanks.
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2answers
60 views

Comparison of DOF between a 30mm f/1.4 and a 35mm f/2 lens

I would like to buy a wide-aperture lens for an APS-C DSLR (Canon EOS 500D, crop factor 1.6x) with equivalent standard focal length. However, I was unable to decide between Sigma 30mm f/1.4 and Canon ...
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2answers
120 views

Can I take photo with visible depth of field if shooting in a mirror?

There are question about "floating" objects. But how possible make photo with that depth of field in mirror? It is ordinary shot that reflected after, so?
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2answers
9k views

Why Small aperture (less light) has Large depth of field? [duplicate]

Possible Duplicate: Technically, why is the out of focus area blurred more when using a bigger aperture? I understand that a small aperture (large aperture number eg. F/22) means large ...
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3answers
115 views

What exactly happens when one turns the focus ring on a DSLR while shooting video?

I'm about to buy my first DSLR and I'm trying to understand every single aspect of it. If I've got a prime lenses and I'm shooting a video with f/2.8 aperture, I'm going to have a fixed depth of ...
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1answer
1k views

What impact on image resolution does the aperture have?

What is the effects on depth of field, signal to noise ratio and image resolution when reducing the aperture?
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1answer
284 views

Depth of field: 28mm & crop vs 50mm & full frame [duplicate]

I've seen the posts about the angle of view being the same for a 28mm lens on a 1.6 crop sensor as for a 50mm lens on a full frame. I understand it. But what about the depth of field. Will that ...
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2answers
126 views

How do I limit depth of field with a kit lens? [duplicate]

Possible Duplicate: How can I get dramatic shallow DOF with a kit lens? I am trying to create the kind of photos seen photographyblogger with a kit lens on the Nikon d3000 and I currently ...
0
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1answer
879 views

What advantages does the Brenizer method have over Photoshop blur?

I have seen a lot of posts lately about the Brenizer method. It looks smashing, but at the same time, I am fairly certain I could recreate the look using blurred layers in Photoshop. Apart from ...
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1answer
141 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 ...
0
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1answer
267 views

How to know the F-Stop in a Webcam? [closed]

I'm looking for a Webcam with large aperture and shallow depth of field, similar to the F 1.8 Canon lenses, so far It has been really difficult since most of the specifications for any webcam are ...
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1answer
360 views

What is the infinity lens by Jim Frazier? [duplicate]

I know who Jim Frazier is and what he has done, but I only have basic knowledge of his invention. Could someone please explain what he has done further?
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1answer
354 views

How to shoot with the Brenizer method with an active, moving background, i.e. on the streets

If the background is moving, like a street full of people and you're shooting a stationary subject with the Brenizer method, how does that work? When you stitch up the surrounding area wouldn't it be ...
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1answer
124 views

Does the Canon EF-S 24mm f/2.8 STM Lens offer any significant advantage over the Canon 18-55mm IS II at a 24mm focal length?

Does the Canon EF-S 24mm f/2.8 STM Lens offer any significant advantage over the Canon 18-55mm IS II at a 24mm focal length (the kit lens for my T3i)? I'm looking for a cheap lens that offers a wide ...
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0answers
45 views

Not able to achieve shallow dof with aperture of f/4 in nikond5200 [duplicate]

I set my aperture to 4 and yet I cannot blur out the object that is 10 ft away. Everything is in focus. I only wanted the near object which is 3 ft away to be in focus.
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0answers
38 views

Does a smaller sensor give shallow depth of field? [duplicate]

I have read that a full frame sensor gives a more shallow depth of field if using the same lens as on a crop frame sensor. Is this true? What I actually want to know is how does this relate to a point ...
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0answers
41 views

Connection between aperture and depth of field? [duplicate]

I want to know what's the relationship between aperture and depth of field. Why depth changes as aperture is changed?
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0answers
48 views

How to take photo in which only subject is focused [duplicate]

I just bought a Nikon Coolpix L820 and its my first personal camera ever. I am looking for a good video tutorial if possible and I am also looking how can I take a photo in which only the subject is ...