This novel light not only has characteristics of traditional non-diffraction beam, but also it is linear structure.

这种新型光束不仅具有传统无衍射光的特点，且光斑为线性结构。

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This paper puts forward a conception of a non-diffraction structured light (NDSL), which has characteristics such as linear structure, long focal-depth and narrow line-width, etc.

提出了一种无衍射结构光概念，这种光具有线性结构、焦深长、线宽小等特点。

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