当通过一个特殊镜头放映时，受到畸变的图象又重新展开。
When shown through a special lens the distorted picture spreads out again .
短焦距摄像机镜头一般都存在比较严重的光学畸变。
There are bad optical aberration in the camera lens of short focus.
短焦距摄像机镜头一般都存在比较严重的光学畸变，使成像质量下降。
There are bad optical aberration in the camera lens of short focus.
短焦距摄像机镜头一般都存在比较严重的光学畸变，使成像质量下降。
There are bad optical aberration in the camera lens of short focus.
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