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Excelitas Technologies Corp. - X-Cite Vitae LB 11/24

Technique Calibrates Hyperspectral Sensors

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GAITHERSBURG, Md., June 18, 2012 — Software that calibrates hyperspectral imagers could ensure that their performance is optimized for medical applications, such as determining the diseased tissue margins during surgery. Because of their superior ability to identify objects by color (they can distinguish the full color spectrum in each pixel) and because diseased tissues and cells have distinct spectral signatures, hyperspectral imagers (HSIs) are being pursued for use in medical applications. The imaging technique is currently used in remote sensing. “Because diseased tissues and cells also have distinct...Read full article

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    Published: June 2012
    Glossary
    hyperspectral imaging
    Hyperspectral imaging is an advanced imaging technique that captures and processes information from across the electromagnetic spectrum. Unlike traditional imaging systems that record only a few spectral bands (such as red, green, and blue in visible light), hyperspectral imaging collects data in numerous contiguous bands, covering a wide range of wavelengths. This extended spectral coverage enables detailed analysis and characterization of materials based on their spectral signatures. Key...
    microscope
    An instrument consisting essentially of a tube 160 mm long, with an objective lens at the distant end and an eyepiece at the near end. The objective forms a real aerial image of the object in the focal plane of the eyepiece where it is observed by the eye. The overall magnifying power is equal to the linear magnification of the objective multiplied by the magnifying power of the eyepiece. The eyepiece can be replaced by a film to photograph the primary image, or a positive or negative relay...
    photonics
    The technology of generating and harnessing light and other forms of radiant energy whose quantum unit is the photon. The science includes light emission, transmission, deflection, amplification and detection by optical components and instruments, lasers and other light sources, fiber optics, electro-optical instrumentation, related hardware and electronics, and sophisticated systems. The range of applications of photonics extends from energy generation to detection to communications and...
    remote sensing
    Remote sensing is a method of data collection and observation where information about objects, areas, or phenomena on Earth's surface is gathered from a distance, typically using sensors onboard satellites, aircraft, drones, or other platforms. This technique enables the monitoring and analysis of Earth's surface and atmosphere without direct physical contact. Remote sensing systems capture electromagnetic radiation (such as visible light, infrared, microwave, or radio waves) reflected or...
    AmericasBiophotonicscell detectionchemicalsdiseased tissueDNA arraysHSIhyperspectral imager calibrationhyperspectral imagershyperspectral imagingImagingJeeseong HwangMarylandMatthew Clarkemedical applicationsmicroarrayermicroscopeMicroscope SlideMicroscopyNational Gallery of ArtNational Research CouncilNISToptical medical imagingphotonicsremote sensingResearch & Technologyspectral signaturesTest & Measurement

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