Fig. 1: The working principle of reprogrammable meta-hologram. | Nature Communications

Fig. 1: The working principle of reprogrammable meta-hologram.

From: Reprogrammable meta-hologram for optical encryption

Fig. 1

a The schematic of the meta-holographic image with the modulated incident beam. b The holographic image of metasurface when it is illuminated with an incorrect uniform laser beam. The inset shows that the incident beam itself cannot provide correct information.

Back to article page