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Results tagged with focal-length
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user 7360
Focal length is the distance (measured in mm) between the surface of a lens and the focal point, when the lens is focussed at infinity. Smaller focal lengths indicate wide-angle lenses, larger focal lengths indicate a telephoto lens.
5
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answers
537
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How rapidly does the focal length-equivalent image change by physically moving the camera?
I have recently begun moving from a Nikon APS-C DSLR to the Micro Four Thirds camera while also transitioning from using a viewfinder to using the LCD screen for framing my shots. Because of the size …
- 615
43
votes
3
answers
13k
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What does it really mean that telephoto lenses "flatten" scenes?
This is another perspective distortion question. I understand that perspective distortion is primarily a function of capture and viewing distance, but I am still working on fully understanding the cau …
- 615