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    Transparent Optical Imager tagged posts

    Researchers introduce Transparent Optical Imager with Near-Infrared Sensitivity and Touchless Interface

    July 18, 2023, Categories  Physics, Technology/Electronics

    A transparent optical imager with near-infrared sensitivity and a touchless interface
    a, Schematic of a large-area, 16 × 16 visually transparent NIR-sensitive OPD array (imager) that is placed in front of a laptop display. b, Schematic of the touchless user interface demo using NIR-emitting penlight. c, Photograph of the touchless user interface demo using NIR-emitting penlight. d, Schematic of a large-area, 16 × 16 visually transparent NIR-sensitive OPD array (imager) with integrated NIR LEDs that is placed in front of a laptop display. e, Schematic of the touchless user interface demo using gesture recognition of reflected NIR light. f, Photograph of the touchless user interface demo using gesture recognition of reflected NIR light. Credit: Nature Electronics (2023). DOI: 10.1038/s41928-023-00970-8

    Most existing devices are operated via the sense of touch,...

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