Naked-eye ghost imaging via photoelectric feedback

Gao Wang; Huaibin Zheng; Zhiguo Tang; Yuchen He; Yu Zhou; Hui Chen; Jianbin Liu; Yuan Yuan; Fuli Li; Zhuo Xu

doi:doi:10.3788/COL202018.091101

Chinese Optics Letters, 2020, 18 (9): 091101, Published Online: Jul. 23, 2020

Naked-eye ghost imaging via photoelectric feedback Download： 751次

Gao Wang ¹Huaibin Zheng ^1,2,*Zhiguo Tang ¹Yuchen He ^1,2Yu Zhou ³Hui Chen ¹Jianbin Liu ^1,2Yuan Yuan ¹Fuli Li ³Zhuo Xu ^1,2

Author Affiliations

¹ Key Laboratory of Multifunctional Materials and Structures, Ministry of Education, School of Electronic Science and Engineering, Xi’an Jiaotong University, Xi’an 710049, China

² Electronic Materials Research Laboratory, Key Laboratory of the Ministry of Education & International Center for Dielectric Research, School of Electronic Science and Engineering, Xi’an Jiaotong University, Xi’an 710049, China

³ Key Laboratory for Nonequilibrium Synthesis and Modulation of Condensed Matter, Ministry of Education, Department of Applied Physics, Xi’an Jiaotong University, Xi’an 710049, China

Figures & Tables

Fig. 1. Schematic diagram of the naked-eye ghost imaging system, including a laser device ( $I$ ), block box ( $T$ ), bucket detector ( $B$ ), feedback loop, and naked-eye imaging. The block box with a transmissivity $T_{i}$ is comprised of a mask, a lens, a BS, and an object.

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Gao Wang, Huaibin Zheng, Zhiguo Tang, Yuchen He, Yu Zhou, Hui Chen, Jianbin Liu, Yuan Yuan, Fuli Li, Zhuo Xu. Naked-eye ghost imaging via photoelectric feedback[J]. Chinese Optics Letters, 2020, 18(9): 091101.

Naked-eye ghost imaging via photoelectric feedback Download： 751次

Fig. 1. Schematic diagram of the naked-eye ghost imaging system, including a laser device ( $I$ ), block box ( $T$ ), bucket detector ( $B$ ), feedback loop, and naked-eye imaging. The block box with a transmissivity $T_{i}$ is comprised of a mask, a lens, a BS, and an object.

Fig. 2. Structure of the light modulation mask based on the Hadamard vector.

Fig. 3. Work flowchart for the negative feedback digital modulation system.

Fig. 4. Imaging result under digital negative feedback.

Fig. 5. Negative feedback loop of an analog modulation.

Fig. 6. Imaging result under analog negative feedback.

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Naked-eye ghost imaging via photoelectric feedback Download： 751次

Fig. 1. Schematic diagram of the naked-eye ghost imaging system, including a laser device (I), block box (T), bucket detector (B), feedback loop, and naked-eye imaging. The block box with a transmissivity Ti is comprised of a mask, a lens, a BS, and an object.

Fig. 2. Structure of the light modulation mask based on the Hadamard vector.

Fig. 3. Work flowchart for the negative feedback digital modulation system.

Fig. 4. Imaging result under digital negative feedback.

Fig. 5. Negative feedback loop of an analog modulation.

Fig. 6. Imaging result under analog negative feedback.

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Fig. 1. Schematic diagram of the naked-eye ghost imaging system, including a laser device ( $I$ ), block box ( $T$ ), bucket detector ( $B$ ), feedback loop, and naked-eye imaging. The block box with a transmissivity $T_{i}$ is comprised of a mask, a lens, a BS, and an object.