Three-Lens Vector Vortex Light Position Information Detection System

Jun Li; Fuxing Xu; Jin Liu; Zhongrui Tao; Chengliang Gou; Wenlong Xia; Qian Lu; Xiaowei Xu; Haima Yang

doi:10.3788/LOP242521

Laser & Optoelectronics Progress, Volume. 62, Issue 16, 1611001(2025)

Three-Lens Vector Vortex Light Position Information Detection System

Jun Li¹, Fuxing Xu¹, Jin Liu², Zhongrui Tao¹, Chengliang Gou¹, Wenlong Xia¹, Qian Lu¹, Xiaowei Xu¹, and Haima Yang^1,3、*

Author Affiliations

¹School of Optical-Electrical and Computer Engineering, University of Shanghai for Science and Technology, Shanghai 200093, China

²School of Electronic and Electrical Engineering, Shanghai University of Engineering Science, Shanghai 201620, China

³Key Laboratory of Space Active Optical-Electro Technology, Chinese Academy of Sciences, Shanghai 200083, China

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Figures & Tables(10)

Fig. 1. CCD camera module lenses

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Fig. 2. Experimental light path diagram

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Fig. 3. Images before and after denoising. (a) Image before denoising; (b) image after denoising

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Fig. 4. Theoretical positions of representative points in each quadrant

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Fig. 5. Ring distribution diagram of vector vortex light in the far-field region

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Fig. 6. Quadrant representative point images

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Table 1. Quadrant point data

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Table 1. Quadrant point data

Quadrant representative point	S₀	S₁	S₂	DOP	AOP /（°）
Point 1-1	111.3111	-28.4787	64.2139	0.6311	56.9586
Point 1-2	180.1080	-21.1944	173.8526	0.5372	51.3273
Point 1-3	158.2172	-59.5762	85.6862	0.6596	62.4051
Point 1-4	209.9394	-17.3290	38.4930	0.2011	57.1183
Point 1-5	164.6476	-27.2866	75.7986	0.4893	54.8991
Point 2-1	118.2428	-23.9564	-75.7986	0.6756	53.7258
Point 2-2	186.9311	-10.2279	36.2859	0.2017	52.8708
Point 2-3	103.4396	-38.8518	47.5046	0.5933	64.6391
Point 2-4	148.8652	-4.9686	76.3064	0.5137	46.8627
Point 2-5	131.9936	-7.1070	115.0292	0.8731	46.7677
Point 3-1	223.3780	12.5322	76.6834	0.3478	40.3592
Point 3-2	180.1996	-13.2630	2.3610	0.0748	84.9531
Point 3-3	155.2570	13.0282	80.0446	0.5224	40.3778
Point 3-4	117.2721	-24.6611	117.8601	1.0268	50.9090
Point 3-5	172.5950	19.3420	85.3592	0.5071	38.6163
Point 4-1	147.4872	4.1486	43.5228	0.2964	42.2775
Point 4-2	121.9792	-44.2196	22.0882	0.4052	76.7287
Point 4-3	179.4226	10.3660	54.9236	0.3115	39.6560
Point 4-4	105.1300	-36.9636	33.7126	0.4759	68.8168
Point 4-5	125.8173	-12.7311	39.0287	0.3263	54.0331

Table 2. Differential relationship between theoretical and experimental points
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Table 2. Differential relationship between theoretical and experimental points
Point number DOP discrepancy AOP discrepancy/（°）
1 0.031 0.959
2 0.007 1.327
3 0.010 0.405
4 0.001 0.118
5 0.011 0.101
Mean square error 0.06
Root mean square error 0.24

Table 3. Comparison data of different lens modules
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Table 3. Comparison data of different lens modules
Module S₀ S₁ S₂ DOP AOP /（°）
Single lens module 110.0078 -29.4879 63.2249 0.65100 59.9765
Experimental module 111.3111 -28.4787 64.2139 0.63108 56.9586

Table 4. 12 h system stability test

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Table 4. 12 h system stability test

Point number	0	2 h	4 h	6 h	8 h	10 h	12 h
Point 1-1	0.6311	0.6311	0.6298	0.6298	0.6311	0.6257	0.6311
Point 2-1	0.6756	0.6756	0.6698	0.6698	0.6756	0.6755	0.6756
Point 3-1	0.3478	0.3478	0.3488	0.3478	0.3465	0.3478	0.3470
Point 4-1	0.2964	0.2964	0.2964	0.2953	0.2960	0.2964	0.2961

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Jun Li, Fuxing Xu, Jin Liu, Zhongrui Tao, Chengliang Gou, Wenlong Xia, Qian Lu, Xiaowei Xu, Haima Yang. Three-Lens Vector Vortex Light Position Information Detection System[J]. Laser & Optoelectronics Progress, 2025, 62(16): 1611001

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