Long Zhang, Xiaokun Wang, Qiang Cheng, Ruoqiu Wang. Optical Co-Phasing Detection Technology of Segmented Telescopes[J]. Laser & Optoelectronics Progress, 2020, 57(23): 230102
- Laser & Optoelectronics Progress
- Vol. 57, Issue 23, 230102 (2020)
![Improved SHAPS wavefront detection technology. (a) Pupil mask[16]; (b) broad-band algorithm template[16]; (c) narrow-band algorithm template[17]](/richHtml/lop/2020/57/23/230102/img_1.jpg)
Fig. 1. Improved SHAPS wavefront detection technology. (a) Pupil mask[16]; (b) broad-band algorithm template[16]; (c) narrow-band algorithm template[17]
![Pupil mask layout of SHAPS. (a) Initial pupil mask design of GTC[19]; (b) pupil mask of GTC[22]; (c) pupil mask of TMT[23]](/richHtml/lop/2020/57/23/230102/img_2.jpg)
Fig. 2. Pupil mask layout of SHAPS. (a) Initial pupil mask design of GTC[19]; (b) pupil mask of GTC[22]; (c) pupil mask of TMT[23]
![Experiment platform of active co-phasing. (a) Design of active segmented mirror[24]; (b) micro lens array of SHAPS[24]](/Images/icon/loading.gif){kind=icon}
Fig. 3. Experiment platform of active co-phasing. (a) Design of active segmented mirror[24]; (b) micro lens array of SHAPS[24]
Fig. 4. Schematic diagram of PYPS wavefront detection[36]
Fig. 5. Optical design and physical image of the double quadrangular pyramid. (a) Optical design[34]; (b) physical image[35]
Fig. 6. Schematic diagram of DFS wavefront detection
Fig. 8. Schematic diagram of PR wavefront detection
Fig. 9. Schematic diagram of iterative transformation phase retrieval method[65]
Fig. 10. Schematic diagram of nonlinear optimized phase retrieval algorithm[67]
Fig. 11. Schematic diagram of PD wavefront detection
Fig. 12. Schematic representation of the network architecture[86]
Fig. 13. Chief ray passes through the focal and defocal plane[88]
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Table 1. Parameter of the KECK co-phasing procedure[18]
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Table 2. Comparison of optical co-phasing detection techniques
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