Tuesday, June 28, 2011

This week's project is aperture.

Aperture is also called "F-stop," and is displayed as a whole or decimal number on your camera's screen, for example 5.6 or 11. Aperture affects the depth of field (DOF) in your final image - that is, the depth of the image that ends up in focus.

A large aperture number, large F-stop, gives you more depth of field. So if you wanted to take a landscape photo and have the foreground and background in focus, you would want a large F-stop like f/11 or f/16, or even f/32 if you lens goes that high!

However, if you are like me and you do a lot of portraits and photos of people, then it is often advantageous to blur your background so that your subject stands out. How do you do that? Use a small aperture, small F-stop number, like 5.6 or 4 or even 1.8 if your lens goes that low. With an aperture like 1.8 the eyes could be in focus, but the tip of the eyelashes would be out of focus!

See my examples from the wedding we did this weekend!

This photo of the bride getting ready was taken at f/4.5 and as you
can see the background and foreground are very blurred

This image was taken at f/13 so that the spread
out group and the background were all in focus.

I really like aperture because you can use it to direct your viewer's eyes to what part of the subject you want them to look at. It is a bit more complicated to get the hang of I'll admit, but I think it is a lot of fun to play around with.

Good luck with your experimentation.

We look forward to seeing your picture of the Kingdom!

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