Fig. 6: Underwater 4 K video streaming using the full-color metasurface. | Nature Communications

Fig. 6: Underwater 4 K video streaming using the full-color metasurface.

From: A metasurface-based full-color circular auto-focusing Airy beam transmitter for stable high-speed underwater wireless optical communications

Fig. 6

a Schematic of the system. b The quality metrics, PSNR and SSIM of each frame received by the CAFAB (with metasurface) or Gaussian beam (without metasurface) based UWOC system versus time. c The received video frames with and without the full-color metasurface at different frame sequences.

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