光学学报, 2020, 40 (12): 1226001, 网络出版: 2020-06-03
基于4pi聚焦系统实现特殊焦场结构之间的转换 
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Conversion Between Special Focal Field Structures Based on 4pi Focusing System
图 & 表
图 1. 4pi聚焦系统示意图。(a)强聚焦光学系统;(b) DOE结构图
Fig. 1. Schematic of 4pi focusing optical system. (a) Tightly focusing optical system; (b) structure of DOE
图 2. 角向偏振涡旋光束在4pi聚焦系统的光场强度分布。(a) ρ-z平面的光场强度分布;(b)光场强度沿径向的线形分布;(c)光场强度沿纵向的线形分布
Fig. 2. Intensity distribution of angularly polarized vortex beam in 4pi focusing system. (a) Intensity distribution of light field in ρ-z plane; (b) radial linear-type distribution of total intensity; (c) longitudinal linear-type distribution of total intensity
图 3. 总光强。 (a) ρ-z平面总光强分布; (b) z=0平面处总光强沿ρ轴的线形分布图
Fig. 3. Total intensity. (a) Total intensity distribution in ρ-z plane; (b) linear-type distribution of total intensity along ρ-axis in z=0 plane
图 4. z=0平面处总光强在不同δ4值下沿ρ轴的线形分布
Fig. 4. Total intensity distributions along ρ-axis in z=0 plane under different δ4 values
图 5. z=0平面处总光强在不同数值孔径下沿ρ轴的线形分布
Fig. 5. Total intensity distribution along ρ-axis in z=0 plane under different
图 6. z=0平面处总光强在不同拦截比值下沿ρ轴的线形分布
Fig. 6. Total intensity distribution in z=0 plane along ρ-axis with different β
李红艳, 杨艳芳, 何英, 段慧慧, 阎皙玉. 基于4pi聚焦系统实现特殊焦场结构之间的转换[J]. 光学学报, 2020, 40(12): 1226001. Hongyan Li, Yanfang Yang, Ying He, Huihui Duan, Xiyu Yan. Conversion Between Special Focal Field Structures Based on 4pi Focusing System[J]. Acta Optica Sinica, 2020, 40(12): 1226001.
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