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Fig. 6
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The results of the single-focus metalens at the wavelength of 532 nm with different periods (a), (c) The intensity distribution in the x-z plane and x-y plane at 350 nm, and the simulated focal length is 8.8 μm (d) The intensity distribution in the x-z plane and x-y plane at 400 nm, and the simulated focal length is 9.4 μm.
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