Simulation of adjustable even aspheric liquid lens and zoom optical system

Table 1. Key parameters of liquid 1 and liquid 2
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Table 1. Key parameters of liquid 1 and liquid 2
材料介电常数密度/（g·cm^-3）动力粘度/（Pa·s）折射率（589 nm）阿贝数
液体1 5 1.25 0.1 1.673 22
液体2 47 1.26 1.5 1.472 59

Table 2. Parameters in electric wetting equation
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Table 2. Parameters in electric wetting equation
参数值定义
$γ_{L L}$ /（N·m^-1） 0.063 液体表面张力
$ε_{r 1}$ 2.65 介电层介电常数
$d$ / $μ$ m 3 $μ$ m 介电层厚度
$θ_{0}$ 120° 初始接触角

Table 3. System Zemax modeling parameters

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Table 3. System Zemax modeling parameters

表面	类型	标注	曲率半径	厚度/mm	材料	半直径/mm
OBJ	标准面	Working distance	无限	无限		无限
1	标准面	Lens voltage	无限	0.000		3.100
2	标准面	Cap thickness	无限	0.100		3.100
3	标准面	Cap glass window	无限	0.900	D263TECO	3.100
4	标准面	Conductive phase	无限	1.327Z	PC413E	3.100
5	标准面	Oil bodycone	7.471Z	0.923T	H197H	2.456Z
6	标准面	Oil cylinder	无限	0.200	H197H	1.975
7	标准面	Bodycone glass window	无限	0.550	D263TECO	1.975
8	标准面	Spacing	无限	7.500		2.490
STO	标准面		无限	0.470	D263TECO	2.000
10	标准面	Conductive fluid	无限	0.830	n=1.472；v=59	2.000
11	偶次非球面	Insulating fluid	-38.394	0.813	n=1.673；v=22	2.000
12	标准面		无限	0.526	D263TECO	2.000
13	标准面	Spacing	无限	4.600		2.000
14	标准面		-27.351	0.461	BK7	2.201
15	标准面		-8.524	26.800		2.201
IMA	标准面		无限			2.631

Table 4. Aspheric correlation coefficient of liquid lens with optimized aberration
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Table 4. Aspheric correlation coefficient of liquid lens with optimized aberration
焦距/mm $R_{0}$ /mm $a_{2}$ $a_{4}$ $a_{6}$ $a_{8}$
26 -3 431.178 -0.013 -6.669e-04 -6.944e-05 8.623e-06
28 -45.326 -0.023 -1.921e-03 5.521e-04 -9.288e-05
30 -38.394 -0.041 -1.579e-03 3.082e-04 -5.977e-05

Table 5. Electrode voltage of aspheric liquid lens
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Table 5. Electrode voltage of aspheric liquid lens
焦距/mm A39N0透镜电压/V 电润湿电压/V 电极1电压/V 电极2电压/V 电极3电压/V 电极4电压/V
26 45 81.2 80 90 80 70
28 53.7 71.4 80 90 100 80
30 60 62.1 100 80 90 80

Table 6. OPD_rms value of aspheric liquid lens at different focal lengths
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Table 6. OPD_rms value of aspheric liquid lens at different focal lengths
焦距/mm OPD_rms/nm
26 16.1
28 35.4
30 41.1

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Guo-bin PAN, Tao YU, Guang-xiang ZHANG, Yong-hui LIU. Simulation of adjustable even aspheric liquid lens and zoom optical system[J]. Chinese Journal of Liquid Crystals and Displays, 2023, 38(5): 574

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