Design of Infrared Imaging System with Wide Field of View and High Resolution Based on Compression Sensing

Lai Jiang; Juan Huo; Jingqi Yang; Zhibin Wang; Yunliang Zhu; Jie Zhou; Zhe Ma

doi:10.3788/LOP202259.0811003

Laser & Optoelectronics Progress, Volume. 59, Issue 8, 0811003(2022)

Design of Infrared Imaging System with Wide Field of View and High Resolution Based on Compression Sensing

Lai Jiang, Juan Huo, Jingqi Yang, Zhibin Wang, Yunliang Zhu, Jie Zhou, and Zhe Ma^*

Author Affiliations

X LAB, The Second Academy of CASIC, Beijing100854, China

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Abstract Get PDF(in Chinese)

Figures & Tables(13)

Fig. 1. Schematic diagram of structure of infrared large-field-of-view high-resolution imaging system based on compressed sensing

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Fig. 2. Schematic diagram of calibration process of measurement matrix $Φ$ of spatial light modulator

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Fig. 3. Connection relationship between imaging objective lens and relay lens systems

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Fig. 4. MTF of ideal optical system

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Fig. 5. MTF value varying with F number at spatial resolution of 41.7 cycle/mm

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Fig. 6. Structure diagram of imaging objective lens

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Fig. 7. Imaging characteristics of imaging objective lens. (a) Modulation transfer function curves; (b) spot diagrams; (c) field curvature and distortion curves

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Fig. 8. Structure of relay lens

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Fig. 9. Imaging characteristics of relay lens. (a) MTF; (b) spot diagrams; (c) field curvature and distortion curves

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Table 1. Design objectives of imaging objective lens
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Table 1. Design objectives of imaging objective lens
Parameter Value
Wavelength /μm 3.8‒4.8
Pixel number 1280×1024
Image plane size /（mm×mm） 11.635×9.308
Field of view /（°） ±16
Focal length /mm 26
F number <2
Total length /cm <10

Table 2. Design objectives of relay lens
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Table 2. Design objectives of relay lens
Parameter Value
Wavelength /μm 3.8‒4.8
Pixel number 640×512
Object plane diameter /mm 19.9
F number <2.5
Total length /cm <10

Table 3. Specifications of objective lens

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Table 3. Specifications of objective lens

Parameter	Value
Wavelength /μm	3.8‒4.8
Pixel number	1280×1024
Image plane size /（mm×mm）	11.635×9.308
Field of view /（°）	±16
Aperture size /cm	2.3
Focal length /mm	26.99
F number	1.999
Total length /mm	54.812

Table 4. Specifications of relay lens
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Table 4. Specifications of relay lens
Parameter Value
Wavelength /μm 3.8‒4.8
Pixel number 640×512
Object plane diameter /mm 19.9
Aperture size /cm 1.63
Focal length /mm 18
F number 2.15
Total length /mm 73.11

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Lai Jiang, Juan Huo, Jingqi Yang, Zhibin Wang, Yunliang Zhu, Jie Zhou, Zhe Ma. Design of Infrared Imaging System with Wide Field of View and High Resolution Based on Compression Sensing[J]. Laser & Optoelectronics Progress, 2022, 59(8): 0811003

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