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Laser Combiner a Compact Solution for Wearable Displays

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A laser beam combiner no larger than a grain of rice can enable laser-scanning displays in wearable computer systems. A team from the University of Fukui developed the new device. It could offer immediate, hands-free access to information via gadgets such as smart glasses, which overlay computer-generated visual data on the user’s field of vision. The beam combiner comprises three optical waveguides for RGB light inputs, as well as three directional couplers. The couplers can switch and exchange the light beams from one to the other, the researchers said, allowing for...Read full article

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