Periodically I get asked about "shift lenses" and photographic geometry. I did a little thread on this a while back:
https://federate.social/@mattblaze/112544286031247617
#photography nerditry thread: Shift Movements
As an urban landscape photographer concerned with architecture, I make a extensive use of what are called "shift movements", which are supported by certain cameras/and or lenses. Shift movements are used to avoid introducing geometric distortions (particularly of rectangular objects) that would otherwise be caused by the camera's position with respect to the subject
Allow me to explain...
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