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Question:

SLR camera lens life how to count how to identify the life of second-hand lens!

SLR camera lens life how to count how to identify the life of second-hand lens!

Answer:

In addition, some lens lenses have resin lenses, too old will have aging effects of imaging, this lens is not recommended to receive second-hand
Followed by the feel, see the zoom ring, focus ring with or without Caton, abnormal sound, see the aperture ring stalls is clear. The last is on the machine test, focusing performance, see whether the running coke Above no problem, then the lens is nothing.
ens, most of the life without a say, second-hand lens mainly look color The first is the appearance, see whether the bumps, etc., aperture leaf with or without oil And then the lens, 1 to see whether the scratches, 2 to see the gray situation, the lens is usually into the gray, mainly to see if the dust is too large that will affect the imaging, 3 to see whether the film is stripping, Fog.

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