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Questions about how much of the scene a camera can see, and what can affect how much is seen.

learn more… | top users | synonyms (1)

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What focal length and aperture for environmental portraits for 3-12 feet subject-camera distance

I'm looking for a fast lens to shoot environmental/lifestyle portraits for promotional/travel photography purposes. For most of the time I will be constrained to 12 feet and a fast moving subject with ...
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How can I compute the FOV of a light field captured by a Lytro camera?

I have captured some light fields with a Lytro camera (1st generation) and loaded into Matlab. I want do do some calculations on the light field, but I have found out that these light fields are not ...