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。

youdao

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。

youdao