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Question:

SLR camera lens using a different focal length to shoot the same object, quality distinction?

SLR camera lens using a different focal length to shoot the same object, quality distinction?

Answer:

You are talking about the focus after the focus, as long as the purpose of shooting according to the appropriate choice of focal length of the fixed focus is generally able to move around the zoom.
2, wide-angle end distortion, the focus is relatively good. 3, each focal length under the same aperture under different depth.
There are differences: 1, different focal lengths of the perspective of different, for example, 18 and 55 at both ends of the same size of the people, you will find the 55-side shoot quite satisfactory, and 18 close to the lens of the site will be great.

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