Sunset in Kruger

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The shutter speed is a measure of how long how film or sensor is exposed to light, due to the shutter being opened and closed. This is usually measured in seconds, or fractions of a second. Longer shutter speeds allow more light to onto the film or sensor and allow more subject movement.

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How do different aperture and shutter settings affect a photo with the same overall exposure?

Ok, here's my doubt. Suppose I want to get a certain exposure for an image. Keeping the ISO constant, there are two tentative possibilities here: Put the camera at f 1.4 (say) and at 1/1600 shutter ...
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7answers
5k views

When to use shutter priority instead of aperture priority?

Under what circumstances would you use aperture priority vs. shutter priority and vice-versa? I typically don’t use shutter priority (ever) and favor aperture priority to try to get a max aperture ...
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4answers
12k views

What is the shutter speed needed to stop motion?

I find that taking pictures where the subject is in motion (people, pets, toy helicopters) I get a blur where there is movement. On the other hand I see images of a drop of water in free fall in ...
6
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4answers
7k views

What does “long exposure” mean?

Very often, when people are talking about photography, they use the expression "long exposure". Here's a quote from a recent answer: A tripod and long exposure were required for this shot. Where ...
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3answers
1k views

How do I use the different shutter speeds my camera offers?

If I use a shutter speed below 1/30 on my Nikon P100, I get extremely dark images which are completely unusable. If I use the flash, it comes out fairly bright but just not natural. My camera ...
70
votes
10answers
18k views

How should I photograph falling snow?

We don't get much snow in the UK, so I don't have much experience photographing it, and when I tried photographing falling snow last year I found it very hard to capture the snowflakes in the air — ...
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4answers
1k views

How important is ISO speed?

My wifes Canon EOS 450D has various speed settings and an auto mode. The quickest one is 1600. She photographs mainly birds, both stationary and in flight and mainly still insects. What are the ...
69
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6answers
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Do fluorescent lighting and shutter speed create a problem with color cast?

I took a bunch of photos at my son's martial arts club using a D90 with a 50mm F1.8. The club is lit with overhead fluorescent lighting, and I was getting some weird results where some shots are ...
18
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5answers
902 views

What else changes with zoom?

Let me start with the general question: Consider the following situation. I want to take a picture of a particular object (that is, not a scenic shot). I can alter my distance from the subject ...
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2answers
510 views

What shutter speeds should I use for cars in motion and slow-sync flash?

I'm an amateur with a Canon EOS 400D/Rebel xti. I know that any given shot requires it's own recipe for shutter speed, ISO and aperture, and I'm aware of the triad of those three. I typically shoot ...
17
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4answers
8k views

How can I make good fountain/waterfall photos?

I have a Canon Digital EOS Rebel XT camera, and I wonder how you could take photos of moving water like rivers, waterfalls and fountains...
17
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5answers
10k views

How can I determine the minimum shutter speed to avoid blur from camera shake?

How can I determine the minimum shutter speed at which I can effectively avoid camera shake while hand-holding the camera?
29
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4answers
1k views

Why don't they make all DSLRs with an electronic shutter?

Why don't they make all DSLRs with an electronic shutter? Is it technically possible? Surely this would allow easier syncing with flashes (rather than the usual 1/200s or 1/250s max). I could even ...
6
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7answers
11k views

What are some common ISO, aperture, and shutter speed settings for street photography?

I recently purchased a Panasonic GF1 with the 20mm pancake lens. It's by far the nicest camera I've ever owned and I'm really excited to learn the basics of digital photography (primarily street ...
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10answers
2k views

What are some tips for shooting in low light?

I own a Canon 450D with just the standard kit lens that comes with it (I don't plan buying a new lens for a while) and one thing I tend to struggle with is shooting in lower light conditions, indoors ...