POSTECH researcher unlocks switchable lens for 2D, 3D displays
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A film no thicker than a fingernail could soon transform smartphones into immersive 3D displays, after Korean researchers unveiled what they describe as the first switchable metalens capable of toggling seamlessly between 2D and 3D viewing. The Ministry of Science and ICT said that a joint team led by Professor Rho Jun-suk of Pohang University of Science and Technology (POSTECH), working with Samsung Research’s Visual Technology Team, developed the next-generation optical device capable of dynam
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