Nidelva river through Trondheim Norway

Nidelva river through Trondheim Norway
by Saaru Lindestokke                

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2
votes
2answers
221 views

How to focus at several locations at once? [duplicate]

I've seen pictures with several objects being in focus and others not in focus. How do I do that? When I focus my camera, lets say along a wall, only parts of the wall will be in focus. Here is a ...
0
votes
2answers
167 views

How can I know how far the in focus area extends [duplicate]

I know when for example camera is on f2.8 it means an area in front and back of the place that focus is, will be in focus and areas closer or farther will be out of focus, but if it is for example ...
2
votes
2answers
135 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 ...
-4
votes
2answers
104 views

What does depth of field mean? [duplicate]

What does the term depth of field mean? How is it determined and how can it be changed? Is it related to the aperture?
0
votes
2answers
90 views

How does aperture affect focus area? [duplicate]

How does the aperture affect the focus area? Here are some examples: With an 35mm(50mm)/f1.8 prime lens What f-value will bring a group of people standing in five rows into focus? What f-value will ...
0
votes
0answers
91 views

Technically what happens that aperture affects Depth of field [duplicate]

Possible Duplicates: What exactly determines depth of field? Technically, why is the out of focus area blurred more when using a bigger aperture? It is obvious that the aperture affects ...
0
votes
0answers
54 views

What settings do I have to use to not blur out the background? [duplicate]

I have a Fujifilm X100T and whenever I take a picture with a person and focus on him/her, the background gets blurred; and when I focus on the background, the person gets blurred. I want to have the ...
0
votes
1answer
73 views

How farther objects in a scene makes more bokeh? [duplicate]

Why is it that DSLRs makes more bokeh from far objects compared to near ones (Large apertures)? How camera sensor (or lens) function to take this shots? EDIT: My question is different as in the link ...
37
votes
17answers
11k 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 ...
36
votes
12answers
27k views

How can I get dramatic shallow DOF with a kit lens?

I'm currently using an entry-level DSLR with 18-55mm lens and having great trouble trying to creating a blurred background effect in my photos. Now matter what aperture or shutter speed I choose, I'm ...
39
votes
8answers
83k views

What is aperture, and how does it affect my photographs?

How does aperture affect my photographs? Why should I care about the aperture with which a photo was taken?
28
votes
6answers
17k views

Why does a bigger sensor lead to a shallower depth of field?

It has been mentioned at a few places that a larger sensor results in images with a shallower depth of field. Example image: APS-C Canon 30D left, FF Canon 5D right, same lens, same composition, ...
24
votes
7answers
1k views

How do I get the best results with a cell phone camera?

I know cell phone cameras are the lowest rung, but when reading reviews of phones, the reviewers always have sample shots that are much better than what I can manage. What are some ways to take ...
24
votes
4answers
4k views

What is a “fast” lens?

I've been reading lots of camera reviews lately and have ran across several references to "fast" lenses. What exactly is a fast lens and what are its advantages compared to other lenses?
19
votes
7answers
4k views

Can a smaller sensor's “crop factor” be used to calculate the exact increase in depth of field?

If APS-C and similar crop-sensor digital cameras have a focal length multiplying effect such that a 50mm lens has an apparent focal length closer to the field of view of an 80mm on a full frame ...

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