Research Article
Progressive Multifocal Liquid Lenses Based on Asymmetric Freeform Surface Structure of Nonuniform Thickness Elastic Membranes with Different Constraints
Figure 10
Test images of the F target for different focal lengths. (a) Focused image in the far view region (f = 310 mm). (b) Focused image in the near view region (f = 280 mm). (c) Focused image in the far view region (f = 250 mm). (d) Focused image in the near view region (f = 220 mm).
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