• Laser & Optoelectronics Progress
  • Vol. 60, Issue 21, 2122005 (2023)
Meimei Kong*, Shicheng Pan, Dong Yuan, Xiaobo Sun..., Yinyan Xue, Rui Zhao and Tao Chen|Show fewer author(s)
Author Affiliations
  • College of Electronic and Optical Engineering, Nanjing University of Posts and Telecommunications, Nanjing 210023, Jiangsu, China
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    DOI: 10.3788/LOP221803 Cite this Article Set citation alerts
    Meimei Kong, Shicheng Pan, Dong Yuan, Xiaobo Sun, Yinyan Xue, Rui Zhao, Tao Chen. Design and Analysis of Aspheric Liquid Lens with Square Cavity Structure[J]. Laser & Optoelectronics Progress, 2023, 60(21): 2122005 Copy Citation Text show less
    Schematic diagram of dielectric wetting structure
    Fig. 1. Schematic diagram of dielectric wetting structure
    Square cavity structure model of double liquid structure. (a) Cross section of square cavity; (b) stereogram
    Fig. 2. Square cavity structure model of double liquid structure. (a) Cross section of square cavity; (b) stereogram
    Surface shape change driven by simultaneous voltage application on four walls. (a) 80 V; (b) 300 V
    Fig. 3. Surface shape change driven by simultaneous voltage application on four walls. (a) 80 V; (b) 300 V
    Change of surface shape driven by different voltages applied to the front and rear walls at the same time. (a) 60 V; (b) 90 V; (c) 140 V
    Fig. 4. Change of surface shape driven by different voltages applied to the front and rear walls at the same time. (a) 60 V; (b) 90 V; (c) 140 V
    Device fabrication diagrams. (a) Schematic diagram of the assembled outer cavity; (b) device structure
    Fig. 5. Device fabrication diagrams. (a) Schematic diagram of the assembled outer cavity; (b) device structure
    Side view of liquid lens
    Fig. 6. Side view of liquid lens
    Surface shape change diagram under applied driving voltage. (a) 80 V; (b) 300 V
    Fig. 7. Surface shape change diagram under applied driving voltage. (a) 80 V; (b) 300 V
    Image processing result (taking the interface at 80 V as an example)
    Fig. 8. Image processing result (taking the interface at 80 V as an example)
    Fitting diagrams of interface shape. (a) 80 V; (b) 300 V
    Fig. 9. Fitting diagrams of interface shape. (a) 80 V; (b) 300 V
    FormulaR-square value
    60 V90 V140 V
    Fitting formula(3)0.99920.99890.9937
    Fitting formula(4)0.97600.98920.9918
    Fitting formula(5)0.98370.98840.9854
    Fitting formula(6)0.98370.98840.9853
    Table 1. Fitting accuracy of four fitting formulas at different voltages
    Meimei Kong, Shicheng Pan, Dong Yuan, Xiaobo Sun, Yinyan Xue, Rui Zhao, Tao Chen. Design and Analysis of Aspheric Liquid Lens with Square Cavity Structure[J]. Laser & Optoelectronics Progress, 2023, 60(21): 2122005
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