With ordinary frames, flexing can change the surface contours of the lenses, causing optical distortion.

传统的镜框在受到压迫的时候会使镜片发生轻量形变并导致光学畸变。

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With ordinary frames, flexing can change the surface contours of the lenses, causing optical distortion.

传统的镜框在受到压迫的时候会使镜片发生轻量形变并导致光学畸变。

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