Linked Questions

31
votes
7answers
5k views

Is there a 'rule of thumb' that I can use to estimate depth of field while shooting?

I can use a DoF calculator, or crunch the heavy math by hand if I really want to know exactly what my DoF is going to be... but most of the time knowing exactly is actually overkill, and taking the ...
29
votes
6answers
13k views

Is there a difference between taking a far shot on a 50mm lens and a close shot on a 35mm lens?

I am looking for a prime lens to pick up, and I'm wondering if there is any difference between 35mm and 50mm in terms of the end product if I just stand back more with the 50mm. I use the Sony a6000 ...
9
votes
4answers
3k views

Why is the background bigger and blurrier in one of these images?

On my EM-10 Mk2, I'm testing a Panasonic 25mm f1.8 (top image) against the 20mm f1.7 (bottom image). I tried to make the lamp take up the same space in the frame before focusing, yet the background ...
8
votes
4answers
3k views

Why did manufacturers stop including DOF scales on lenses?

Seriously why? I hate it and I hate memorizing it or check my phone app for the depth of field of the current aperture. I find it so useful in old lenses. The DOF preview doesn't help that much ...
7
votes
2answers
10k 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, ...
5
votes
2answers
4k views

Do I need a telephoto lens to make objects in the distance appear closer? [duplicate]

I have seen some photos where a far-away object looks much bigger compared to nearby objects. Apparently this is called lens compression and it has to do with the focal length of a lens. How can I ...
2
votes
5answers
742 views

Does amount of background blur change with focal length given equal framing?

Let's assume I have two lenses, 50mm f/1.8 and 85mm f/1.8. I want to fill the frame with the photographed object. Now, if the object is 50cm wide, I need to take the photograph at a distance of 1.112 ...
2
votes
3answers
363 views

Find hyperfocal distance for HD (1920x1080) resolution?

I'm using panohelp.com to prepare tables with hyperfocal distances for my camera. The most important camera-specific info I have to plug in is the circle of confusion (0.019mm for my Canon EOS600D). ...
0
votes
3answers
917 views

Why I am getting different values for depth of field from calculators vs in-camera DoF preview?

When using depth of field and hyperfocal calculators, I get very different result versus the in-camera DoF preview of my Fujifilm X-M1. For example: With DOFMaster (or any other online calculator), ...
0
votes
3answers
317 views

Simple quick DoF estimate method for prime lens [duplicate]

All: I have a concrete example related question: My prime len is Nikon 35mm f/1.8G DX. If I only use this lens to shoot, I wonder if there is any simplified Depth of Field estimate method like by ...