Traditional Culture Encyclopedia - Photography and portraiture - What is the concept of distortion in photography?
What is the concept of distortion in photography?
Barrel distortion (negative distortion): straight lines except the central cross line in the image bend inward.
Pinch Distortion (Pinch Distortion): The lines in the straight line direction of the image are all bent outward except the reticle in the middle.
Distortion will only lead to image deformation, but will not make the image clear. Theoretically, any lens is distorted, but it is more prominent in a wide-angle lens, which is related to the perspective principle. So the distortion can't be completely eliminated, and only some improvements can be made. If the landlord wants to improve the distortion problem, he can refer to this experience:/album/6Dad5075aE0F41a123E36EF2.html.
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