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A 500 mm long-focus lens of non-telephoto design
A 500 mm long-focus lens of non-telephoto design
Sports photographers using long-focus lenses
Sports photographers using long-focus lenses
28 mm
28 mm
50 mm
50 mm
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Different kinds of camera lenses, including wide angle, telephoto and speciality
Different kinds of camera lenses, including wide angle, telephoto and speciality
The zoom lens assembly of the Canon Elph
The zoom lens assembly of the Canon Elph
Apertures in 1-stop increments on the same lens.
Apertures in 1-stop increments on the same lens.
How focal length affects photograph composition: adjusting the camera's distance from the main subject while changing focal length, the main subject c
How focal length affects photograph composition: adjusting the camera's distance from the main subject while changing focal length, the main subject can remain the same size, while the other at a different distance changes size.