Design and Analysis of Triple Liquid Lens Array for Wavefront Compensation

Zhao Rui; Chen Lunan; Kong Meimei; Chen Tao; Guan Jianfei; Liang Zhongcheng

doi:10.3788/LOP57.212202

Journals >Laser & Optoelectronics Progress >Volume 57 >Issue 21 >Page 212202 > Article

Laser & Optoelectronics Progress
Vol. 57, Issue 21, 212202 (2020)

Design and Analysis of Triple Liquid Lens Array for Wavefront Compensation

Zhao Rui^*, Chen Lunan, Kong Meimei, Chen Tao, Guan Jianfei, and Liang Zhongcheng

Author Affiliations

南京邮电大学电子与光学工程学院微流控光学技术研究中心, 江苏南京 210023

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DOI: 10.3788/LOP57.212202 Cite this Article Set citation alerts

Zhao Rui, Chen Lunan, Kong Meimei, Chen Tao, Guan Jianfei, Liang Zhongcheng. Design and Analysis of Triple Liquid Lens Array for Wavefront Compensation[J]. Laser & Optoelectronics Progress, 2020, 57(21): 212202 Copy Citation Text

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Fig. 1. Schematic of structure of triple liquid lens array. (a) Array distribution; (b) subunit structure

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Schematic of compensation structure for wavefront distortion of triple liquid lens array. (a) System diagram; (b) principle of sub-unit correction

Fig. 2. Schematic of compensation structure for wavefront distortion of triple liquid lens array. (a) System diagram; (b) principle of sub-unit correction

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Fig. 3. Surface shapes of triple liquid lens element interface under different conditions. (a) V₁=V₂=V₃=V₄=63.0 V and V₅=25.5 V; (b) V₁=57.0 V, V₂=V₄=63.0 V, V₃=68.0 V and V₅=18.0 V; (c) V₁=68.0 V, V₂=V₄=63.0 V, V₃=57.0 V and V₅=32.0 V

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Fig. 4. Wavefront distribution before and after compensation by triple liquid lens array. (a) Before compensation; (b) after compensation

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Fig. 5. Distribution of PSF. (a) Before compensation; (b) after compensation

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Parameter	Value	Remark
θ₁/(°)	134	Zero voltage contact angle([EMIm][NTf2] & CH₃(CH₂)₁₀CH₃)
θ₂/(°)	140	Zero voltage contact angle(KCL/SDS & CH₃(CH₂)₁₀CH₃)
γ₁/(N·m^-1)	0.011	Surface tension([EMIm][NTf2] & CH₃(CH₂)₁₀CH₃)
γ₂/(N·m^-1)	0.069	Surface tension(KCL/SDS & CH₃(CH₂)₁₀CH₃)
ε	2.650	Relative dielectric constant
l	1	Dielectric thickness

Table 1. Parameters setting

Liquid	Density/(kg·m^-3)	Refractive dynamic index	Dynamic viscosity/[10^-3 Pa·s]
[EMIM][NTf2]	1380	1.4227	32.00
KCL/SDS	1000	1.3300	2.70
Dodecane	753	1.4206	1.36

Table 2. Liquid parameters setting

Surface	Type	Radius	Thickness	Glass	Semi-diameter
OBJ	Standard	Infinity	Infinity		0
1	Zernike standard phase	Infinity	0		5
STO	Standard	Infinity	2.000		5
3	Non-sequential component	Infinity	-		5
4	Standard	Infinity	0		5
5	Standard	-3.291×10¹¹	2.000	BK7	5
6	Standard	-7.752	15.017		5
IMA	Standard	Infinity	-		1

Table 3. Structural parameters of system

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