Distance measurement with binocular stereo vision under low contrast conditions

Jun YANG; Lingye CHEN; Libang CHEN; Qihang BIAN; Yikun LIU; Jianying ZHOU

doi:10.37188/CJLCD.2024-0317

Chinese Journal of Liquid Crystals and Displays, Volume. 40, Issue 4, 577(2025)

Distance measurement with binocular stereo vision under low contrast conditions

Jun YANG¹, Lingye CHEN¹, Libang CHEN¹, Qihang BIAN¹, Yikun LIU^1、*, and Jianying ZHOU²

¹Guangdong Provincial Key Laboratory of Quantum Precision Measurement and Sensing，School of Physics and Astronomy，Sun Yat-sen University，Zhuhai 519082，China

²School of Physics，Sun Yat-sen University，Guangzhou 510275，China

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Figures & Tables(12)

Fig. 1. Binocular camera model

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Fig. 2. Type 58 1-meter anti-aircraft rangefinder

Fig. 3. 3D display

Fig. 4. Fitting plot of parallax versus distance

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Fig. 5. Binocular images

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Fig. 6. Effect diagram of image dehazing

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Fig. 7. Left eye output graph of 3D display

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Fig. 8. Comparison of distance measurement range before and after defogging

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Fig. 9. Scatter plot of ranging results

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Fig. 10. Distance measurement range chart

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Fig. 11. Range error diagram for distance measurement

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Table 1. 3D display parameters
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Table 1. 3D display parameters
参数数据
测试屏幕弥德裸眼3D显示器
屏幕直径 24 in（1 in=2.54 cm）16∶9
视角 ±25°
屏幕分辨率 1 920×1 080
观看距离 90 cm
像素每度 58.37 ppd

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Jun YANG, Lingye CHEN, Libang CHEN, Qihang BIAN, Yikun LIU, Jianying ZHOU. Distance measurement with binocular stereo vision under low contrast conditions[J]. Chinese Journal of Liquid Crystals and Displays, 2025, 40(4): 577

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Paper Information

Category: 3D Displays

Received: Nov. 4, 2024

Accepted: --

Published Online: May. 21, 2025

The Author Email: Yikun LIU (Liuyk6@mail.sysu.edu.cn)

DOI:10.37188/CJLCD.2024-0317

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Table 1. 3D display parameters

Table 1. 3D display parameters