Yuemeng Zhang, Ping Cai, Jun Long, Hao Yan. Review of Multi-Wavelength Digital Holography Metrology[J]. Laser & Optoelectronics Progress, 2020, 57(10): 100002
- Laser & Optoelectronics Progress
- Vol. 57, Issue 10, 100002 (2020)
![Reference wave quasi common path method using dichroic mirrors[27]. (a) Optical setup; (b) pinhole structure](/richHtml/lop/2020/57/10/100002/img_1.jpg)
Fig. 1. Reference wave quasi common path method using dichroic mirrors[27]. (a) Optical setup; (b) pinhole structure
![Optical setup of single reference beam method[28]. (a) Controlling the spatial carrier through using a mirror; (b) using a mirror and a grating](/richHtml/lop/2020/57/10/100002/img_2.jpg)
Fig. 2. Optical setup of single reference beam method[28]. (a) Controlling the spatial carrier through using a mirror; (b) using a mirror and a grating
![Simultaneous dual-wavelength parallel four-step phase-shifting interferometry[49]. (a) Schematic of the method; (b) partial schematic of polarization array](/Images/icon/loading.gif){kind=icon}
Fig. 3. Simultaneous dual-wavelength parallel four-step phase-shifting interferometry[49]. (a) Schematic of the method; (b) partial schematic of polarization array
Fig. 4. Simultaneous three-wavelength parallel phase-shifting interferometry using color camera[56]
Fig. 5. Optical setup of three-wavelength self-reference interferometry using color camera[59]
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