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A photographic lens is used to focus the light onto film or a digital sensor. Many cameras have interchangeable lens systems, allowing the photographer to choose the type of lens to use.

4 votes
4 answers
2k views

Can the spatial distortion of wide-angle photographs be reversed?

I’ve been window-shopping online for a house recently and find that almost all the pictures posted by real estate agents are wide-angle shots, sometimes extremely so. That got me wondering if there's …
Moshe Feder's user avatar