Laser & Optoelectronics Progress, Volume. 60, Issue 8, 0811003(2023)
Metasurface-Based Three-Dimensional Imaging Technique
Fig. 3. Metasurface-based point cloud projector. (a) Metasurface-based Dammann grating with large field of view[42]; (b) full-space random point cloud projector with metasurface[43]; (c) large area pixelated random point generation[44]; (d) light deflection controlled by VCSEL-integrated metasurface[45]; (e) beam splitter based on VCSEL-integrated metasurface[46]; (f) metasurface-based full-space dot array for three-dimensional imaging with large field of view[47]
Fig. 4. Actively tunable metasurface based on TCO material for beam steering. (a) Electric gated diffraction gratings with ITO and the relationship between the steering angle and the gate bias[50]; (b) ITO-based gap-plasmon metasurfaces for reflection phase and polarization control[51]; (c) dual-gated metasurfaces with ITO and the relationship between the steering angle and the gate bias[52]; (d) ITO-based plasmonic resonator array and the relationship between the steering angle and the gate bias[53]; (e) all-solid-state SLM with ITO-based metasurface for 3D imaging[54]
Fig. 8. Light-field 3D imaging with metalens array. (a) 3D single-particle tracking based on multifunctional metalens array[66]; (b) achromatic metalens array for full-colour light-field imaging[67]; (c) double-layers metasurfaces for quantitative phase gradient microscopy[68]; (d) aberration-corrected 3D positioning with metalens array[69]; (e) large depth of field light-field imaging system enabled by double focus metalens array based on spin multiplexing[70]; (f) metalens array combined the structured light and light-field technique for depth perception in complex environment[71]
Fig. 9. Metasurface-based PSF engineering technique for 3D imaging. (a) Depth from defocus based on bifocal metalens[72]; (b) extreme dispersion of metalens for 3D reconstruction[73]; (c) DH-PSF plasmonic metasurfaces for 3D positioning[74]; (d) DH-PSF dielectric metasurfaces for 3D imaging[75]; (e) DH-PSF metasurfaces based on spatial multiplexing for large depth imaging[76]; (f) single-shot 3D spectral imaging based on metalens array[77]
Get Citation
Copy Citation Text
Xiaoli Jing, Yongtian Wang, Lingling Huang. Metasurface-Based Three-Dimensional Imaging Technique[J]. Laser & Optoelectronics Progress, 2023, 60(8): 0811003
Category: Imaging Systems
Received: Dec. 31, 2022
Accepted: Mar. 13, 2023
Published Online: Apr. 17, 2023
The Author Email: Huang Lingling (huanglingling@bit.edu.cn)