轴棱锥
光学
激光束质量
旋涡
飞秒
贝塞尔光束
激光器
光学镊子
贝塞尔函数
螺旋(铁路)
材料科学
相(物质)
梁(结构)
物理
激光束
数学分析
量子力学
数学
作者
Zhiyong Hu,Zhen‐Nan Tian,Hua Fan,Jian‐Guan Hua,Mengdan Qian,Qi‐Dai Chen,Hong‐Bo Sun
出处
期刊:Optics Letters
[The Optical Society]
日期:2020-04-27
卷期号:45 (9): 2580-2580
被引量:12
摘要
Here a continuous axial-spiral phase microplate (CAsPP), based on combining a logarithmic axicon and a spiral phase plate, was proposed for generating high-quality higher-order Bessel vortex beams. The novel optical component implemented via femtosecond laser direct writing possesses compact geometry and unique optical properties. The CAsPP with a diameter of 80 µm possesses a controllable long focus ranging from 50 to 600 µm and exhibits a good self-healing ability after free transmission of about 45 µm. Unique optical properties were demonstrated in both experiments and simulations, which were well matched to each other. This Letter provides new opportunities for applications in integrated optics, optical trapping, laser machining, and information reconstruction.
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