Depth-controlled Bessel beams

被引:0
|
作者
Mueller, Angelina [1 ]
Wapler, Matthias C. [1 ]
Wallrabe, Ulrike [1 ]
机构
[1] Univ Freiburg, IMTEK, Freiburg, Germany
关键词
D O I
暂无
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
We present a ring aperture with independently switchable segments for the three-dimensional control of quasi propagation invariant beams. We demonstrate that our liquid crystal design concept preserves coherence and generates the Bessel beam structure.
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页数:2
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