Numerical Simulation of Imaging by Diffuse Reflection Light from Extended Objects in Oceanic Turbulence

Luo Yujuan; Ji Xiaoling; Li Xiaoqing

doi:10.3788/CJL201744.1105001

Chinese Journal of Lasers, Volume. 44, Issue 11, 1105001(2017)

Numerical Simulation of Imaging by Diffuse Reflection Light from Extended Objects in Oceanic Turbulence

Luo Yujuan, Ji Xiaoling^*, and Li Xiaoqing

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[in Chinese]

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Figures & Tables(8)

Fig. 1. Diffuse reflection object

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Fig. 2. (a1)(b1)(c1)(d1) Images and (a2)(b2)(c2)(d2) their 2D intensity distributions under different D0 in oceanic turbulence

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Fig. 3. R versus D0 under different r0 in oceanic turbulence

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Fig. 4. (a1)(b1)(c1)(d1)(e1) Images and (a2)(b2)(c2)(d2)(e2) their 2D intensity distributions under different r0 in oceanic turbulence

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Fig. 5. R in oceanic turbulence versus different oceanic turbulence parameters under different D0. (a) ω; (b) lg χT; (c) lg ε

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Fig. 6. r0 in oceanic turbulence versus different oceanic turbulence parameters. (a) ω; (b) lg χT; (c) lg ε

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Table 1. R and distinguishable details under different D0 in oceanic turbulence
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Table 1. R and distinguishable details under different D0 in oceanic turbulence
D₀ /mm R /mm Distinguishable detail
D₁=0.82 mm D₂=1.64 mm D₃=3.05 mm D₄=4.69 mm
6 6.43 × × × ×
10 3.86 × × × ○
20 2.18 × × ○ ○
30 2.18 × × ○ ○

Table 2. R and distinguishable details under different r0 in oceanic turbulence
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Table 2. R and distinguishable details under different r0 in oceanic turbulence
r₀ /mm R /mm Distinguishable detail
D₁=0.82 mm D₂=1.64 mm D₃=3.05 mm D₄=4.69 mm
4.26 9.06 × × × ×
10.43 3.70 × × × ○
16.97 2.27 × × ○ ○
29.06 1.33 × ○ ○ ○
72.99 0.53 ○ ○ ○ ○

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Luo Yujuan, Ji Xiaoling, Li Xiaoqing. Numerical Simulation of Imaging by Diffuse Reflection Light from Extended Objects in Oceanic Turbulence[J]. Chinese Journal of Lasers, 2017, 44(11): 1105001

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