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-5 votes
5 answers
21k views

How can I get bokeh with an aperture of 3.5 as my max?

I am trying to get DOF portraits of my daughter with my Nikon d7000, as per my previous post. I have zoomed in to 100mm or so and tried to get a large aperture but as I zoom, the camera decreases f# ...
kacalapy's user avatar
  • 7,908
27 votes
5 answers
7k views

Why is the depth-of-field preview in the optical viewfinder of my Canon 500D inaccurate?

I have noticed that in my Canon 500D, the depth-of-field preview in the optical viewfinder is inaccurate with large aperture settings. If I press the DoF preview button, there is very little ...
Jukka Suomela's user avatar
10 votes
4 answers
837 views

Focusing on moving target with large aperature?

I have read about difficulties getting focusing right when using a large aperature (because of depth-of-field issues). If I am using a fast prime wide open (say F1.4 or F1.8) to shoot a target in ...
seanmc's user avatar
  • 5,095
57 votes
9 answers
144k 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?
Dan McClain's user avatar
  • 2,087

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