Open

by damned truths

submit your photo


Hall of Fame
View past winners from this year

Please participate in Meta
and help us grow.

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

learn more… | top users | synonyms

6
votes
4answers
711 views

Is depth of field and bokeh influenced by distance to the subject?

I know that the aperture size has a direct effect on the depth of field. However, what about distance to the subject? Let's say I took two pictures, one at 24mm and one at 70mm, using the same lens ...
6
votes
3answers
722 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 ...
6
votes
3answers
2k views

What are “Depth of field and focus scales”?

I'm reading Kurt Munger's review of SAL75300 (Sony's 75-300mm F/4.5-5.6 lens) and I noticed the entry "Depth of field and focus scales? Nothing" in his summary table. Now, I know what depth of field ...
6
votes
2answers
800 views

How can I get more of this macro photo in focus?

I want to make a full focus on the body, for example: I need to have a clear focus on the each balls in the photo. I used just single point focus. In this picture I used: shutter speed: 8 ...
6
votes
4answers
1k views

Should the depth of field in the viewfinder be the same as the final images with the aperture set to wide open?

When I take pictures of flowers, I often try to get the classic soft background around the in focus flower. I have a canon t3i, and a lens that goes to f/2.8. I set that to wide open, take my ...
6
votes
3answers
767 views

Does subject isolation only depend on subject distance and focal length, aperture and sensor size remaining equal?

Does subject isolation only depend on subject distance and focal length, aperture and sensor size remaining equal? From my reading of a question on depth of field, if I take a photo of a subject at ...
6
votes
6answers
4k views

What aperture should I use to photograph people and why?

What f/# do you use to photograph people, and why? I know this varies from shot to shot. Let's suppose that you are photographing either a single person or a couple, that it it outside on a somewhat ...
6
votes
1answer
525 views

What are the “Distance Setting Marks” for use in storytelling composition?

I am reading Understanding Exposure, by Bryan Peterson, to learn some bits and tricks about photography. I came across one line "You would first choose to set your aperture to f/22 and than align the ...
5
votes
1answer
274 views

Why would a photographer do focus stacking?

Recently, I come across the term called Focus Stacking where you combine different pictures with different focus points. My question is, why do the focus stacking? Are there any benefits from the ...
5
votes
3answers
1k views

How does using a lens with some focal length on a full frame camera differ from using a lens with “equivalent” focal lens on a crop camera?

As an example, a 35mm lens on a crop body (such as Nikon DX) is said to be "equivalent" to a 50mm lens on a full frame body. Equivalent here means that they will have the same field of view, but what ...
5
votes
2answers
449 views

Is using a large aperture with flash uncommon?

I found How can I use wide aperture with fill flash? and How can I use flash with large apertures? while trying to find a solution for using a large aperture to get DOF with the flash setup I have. ...
5
votes
1answer
636 views

How to achieve shallower DOF using multiple exposures?

For static or semi-static scenes, there are many ways to "simulate" certain features actually not feasible on single photo using the technology the photographer has. For example, wider field of view ...
5
votes
2answers
874 views

Is it possible to Zone Focus with a DSLR?

I have a Canon 1000d. Is the zone focusing technique applicable in a DSLR? If yes, how do we do it?
5
votes
1answer
390 views

Is it possible to get tethered focus and aperture control with any current DSLR?

I'm looking to get into some photography work and I had a couple questions. I'm quite an amateur at this, unfortunately, so I would appreciate any and all assistance! I want to be able to control the ...
4
votes
6answers
2k views

Can you help me justify my desire to purchase the Nikkor 24-70mm f/2.8 even though I find it rather pricey?

I have a D70 with the stock Nikkor AF-S 18-70mm f/3.5-4.5G ED DX lens. I'm about to replace the body with a D7000. I've found the 3.5 f-stop a little limiting in terms of DoF - and having viewed ...
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 ...
4
votes
6answers
411 views

Why don't cameras provide you with DOF information?

The viewfinder is usually not 100% accurate in representing the final image you will get and I've lost a few shots while using a too narrow DOF. I would imagine that cameras, knowing the focal length, ...
4
votes
1answer
163 views

How do automatic cameras know the right depth of field?

When shooting in Shutter and Aperture priority, the camera just needs to meter the scene and come up with the corresponding f-stop or shutter speed, a very algothrimitic and simple process. However, ...
4
votes
2answers
4k views

What are the best settings for black and white film portrait photography?

trying to do some "daily shots" thing, and I was wondering what's the best setting for black and white portraits in areas that are well-lit and sometimes not (fastfoods, restaurants, malls) I want to ...
4
votes
2answers
177 views

Use of DOF adapters in stills photography

The camcorder guys figured out long ago how you can get the shallow DOF of a larger sensor system (typically full frame) on a camcorder equipped with a much smaller sensor (typically 1/2.8") by doing ...
4
votes
5answers
788 views

How do I find the right motion blur/depth of field trade off in sports photography?

I could be wrong but when doing sports photography I'm always thinking about the following trade off: A fast shutter speed to freeze the action. A small(er) aperture to increase DOF and thus ...
4
votes
1answer
312 views

How does Depth of Field change when changing distance to account for cropped sensor?

I know that if I take my full frame lens (for example 50mm/1.4) and put it on an APS-C sensor, the field of view (FOV) changes. So what I will do is move back to retain the same subject magnification. ...
4
votes
4answers
2k views

Why aren't photos from my Tokina 11-16mm f/2.8 as sharp as I expect?

I did a shoot with the Tokina 11-16mm f/2.8 on my Nikon D5000. Most of the pictures came out good but a lot of them weren't as sharp as I would like. I used that lens because it was a shoot in a ...
4
votes
4answers
2k views

How to get shallow depth of field with canon 550d and kit lens 18-55mm [duplicate]

Possible Duplicate: How can I get dramatic shallow DOF with a kit lens? I've just got a new canon 550d with kit lens. Until now I've had a point and shoot camera , and I don't have any ...
4
votes
1answer
2k views

How do you determine the acceptable Circle of Confusion for a particular photo?

I've noticed that several online and/or downloadable Depth of Field Calculators use different values for the acceptable CoC (Circle of Confusion) for some of the same camera models/sensor sizes. This, ...
4
votes
2answers
313 views

What's a Typical “In-Focus” Rate for Portraits with an 85mm?

I have a lot of experience doing travel, landscape, product, ... in short, things that don't move much. Models? Not so much. I have a beautiful 85mm portrait lens for my Canon 1Ds Mk III DSLR, and at ...
4
votes
1answer
112 views

Are there problems using the depth of field test button in portrait mode with a grip on the Canon EOS 60D?

I'd like to buy a Canon EOS 60D, but I have a problem with the position of the depth of field test button. When using the camera in portrait mode, with the battery grip on, I'd like to know if you ...
4
votes
3answers
367 views

Can you achieve the Depth of Field effect with the Pentax X90?

I was flicking through some photos on flickr and started thinking that I wanted to achieve a particular effect - after a bit research I found that what I was appreciating was Depth of Field. Subject ...
4
votes
1answer
186 views

For digital sensors and in terms of imaging medium, is the minimum CoC equal to the size of 1 sensor pixel or 2? And why?

For digital sensors and in terms of imaging medium, is the minimum CoC equal to the size of 1 sensor pixel or 2? And why? For example purposes using a 35mm Full Frame digital sensor where the pixel ...
3
votes
2answers
482 views

Why didn't I get bokeh with my 50mm f1.8?

Recently I took a photograph at an aperture of f/1.8, but there was very little bokeh. The shot was of a wave with a few boats in the background. Everything seems to be clear even at f/1.8. Can ...
3
votes
4answers
403 views

How is it possible to have shallow depth of field with a small aperture? (The tele-macro paradox.)

Some longer tele lenses have a macro mode that allows for really shallow depth of field that have a lot of background melting when using relatively narrow apertures; like f/4.5-6. I have tried and ...
3
votes
5answers
330 views

How do I get more in focus when aperture is already quite small?

When doing a product shot like this, how do I get more in focus when the aperture is already so small. I don't want to get any smaller for the risk of introducing significant diffraction. Note the ...
3
votes
2answers
5k views

How do you use the Depth of Field Preview button on a Nikon D90?

I am trying my hands around using Depth of field preview button with my Nikon D90 and its 18-105mm Kit lens. I read some online material as well have seen some videos about using it, but so far I'm ...
3
votes
5answers
4k views

In what kind of scenes does it make sense to use f/1.4 aperture?

I have been told that it is difficult to focus with an aperture of f/1.4. So, in which kind of scenes does it actually make sense to use the f/1.4? In portraits they say that it is important to keep ...
3
votes
3answers
137 views

What impact do long macro lenses have on DOF?

When using any 1:1 macro lens, my understanding is that the framing or field of view remains the same at 1:1 magnification and all that changes with the focal length is the distance at which the you ...
3
votes
2answers
940 views

What is the sharpest aperture for Canon 550d with Sigma 8mm?

I usually use F/8 and a manual zoom at 1m. What configuration should I use to assure both objects that are far away(10m) and objects that are close(1-2m) are sharp
3
votes
6answers
1k views

What Budget DSLR has bracketing modes?

I need recommendations on entry level budget DSLRs with plenty of bracketing modes (exposure, F-stops, etc for HDR and DOF shots). I am in Germany and am willing to spend upto €600. The brand doesn't ...
3
votes
1answer
176 views

When Peterson says 'fixed-lens digital cameras have greater DoF', is he assuming a smaller sensor? [duplicate]

I'm reading Understanding Exposure and ran across some discussion of apertures in fixed-lens digital cameras as compared to SLRs (page 54 in the 3rd edition). The author says that fixed-length digital ...
3
votes
1answer
159 views

How can I get the most possible depth of field out of close-up/macro shots?

I own a Nikon D40X and just the kit lens and I'm considering buying either a macro lens or some extension tubes. I don't necessarily want to do true 1:1 macro, just some close ups of bugs, fungi and ...
2
votes
1answer
741 views

Can you shoot with a 55mm lens so that you have both person and background clear?

Is it possible to shoot with a 55mm lens so that you have both the close objects and the background objects (like buildings situated half a mile away) clear?
2
votes
4answers
470 views

Have a Nikon 18-200 VR lens ..want to buy a new lens for super DoF

I have a AF-S DX NIKKOR 18-200mm f/3.5-5.6G ED VR II and am planning to buy this AF NIKKOR 50mm f/1.8D does that make any sense? I'm interested in taking pictures that has lot of DoF. Something ...
2
votes
2answers
2k views

How to measure distance to subject in Depth of Field calculator?

I used Depth of field calculator here. I should specify subject distance. How to measure distance to subject? In theory this is a distance to front principal plane or point. What is in practice? I ...
2
votes
2answers
367 views

Why is depth of field minimised at the max focal length of a zoom lens?

I am using Nikon D7000 with 18-105. I have read people saying to get images with the minimum depth of field, the lens should be at its maximumum focal length, in this case at 105mm. However at 105mm ...
2
votes
1answer
181 views

How do aperture and the tilt portion of a tilt shift lens relate?

I have found that you can use the tilt feature of a tilt shift lens to do some pretty neat things with depth of field. I can throw it 8° to the right and everything on the left side of the image drops ...
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 ...
2
votes
2answers
1k views

Focusing on hyperfocal distance with Nikkor 35mm f/1.8G prime lens [duplicate]

I have a Nikkor 35mm f/1.8G lens on a Nikon D7000 body. I have a theoretical understanding of hyperfocal distance. And it seems like the lenses with an clear indication of "infinite" focus point are ...
2
votes
3answers
190 views

DOF and picture quality

Is it possible to say that picture quality is better with small f number but on very small DOF, so this perfect quality degrades very quickly? So basically is there any reason to shoot with big ...
2
votes
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.
2
votes
1answer
319 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, ...
2
votes
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), ...