Chinese Journal of Lasers, Volume. 44, Issue 1, 110001(2017)
Airborne Down-Looking Synthetic Aperture Imaging Ladar Field Experiment and Its Flight Testing
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Fig. 2. Configuration to translate the wavefront using galvanometer and cylindrical lens
Fig. 5. Position changing of the pyramid target by the emission field of view scanning
Fig. 6. SAIL images of pyramid target. (a) Range compressed image; (b) SAIL focus image; (c) range compressed image using resampling interpolation; (d) SAIL focus image using resampling interpolation
Fig. 7. Installed SAIL system. (a) Y-12 aircraft; (b) installed system viewed outside and (c) inside
Fig. 8. Airborne down-looking SAIL image. (a) Photograph of the target; (b) 2D SAIL focus image
Table 1. System parameters of the airborne down-looking SAIL
View tableTable 1. System parameters of the airborne down-looking SAIL
Parameter Value Laser power /W 20 Laser wavelength /nm 1030 Main lens focal length /mm 1200 Laser beam diameter /mm 8 Equivalent inner stop aperture /(mm×mm) 6×3 Emission aperture /(mm×mm) 200×200 Receiving aperture /(mm×mm) 300×200 Cylindrical lens /mm ±46 Galvanometer frequency /Hz 650
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Lu Zhiyong, Zhou Yu, Sun Jianfeng, Luan Zhu, Wang Lijuan, Xu Qian, Li Guangyuan, Zhang Guo, Liu Liren. Airborne Down-Looking Synthetic Aperture Imaging Ladar Field Experiment and Its Flight Testing[J]. Chinese Journal of Lasers, 2017, 44(1): 110001
Paper Information
Category: Remote Sensing and Sensors
Received: Oct. 18, 2016
Accepted: --
Published Online: Jan. 10, 2017
The Author Email: Zhiyong Lu (luzhiyong15@126.com)
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