Hamamatsu Photonics KK is a Japan-based company mainly engaged in the manufacture and sale of photomultiplier tubes, imaging equipment and light sources, optical semiconductor elements, image processing and measuring devices, and other optical-related products. The Company operates through three business segments. The Electronic Tube segment manufactures and sells photomultiplier tubes, imaging equipment and light sources. The Optical Semiconductor segment manufactures and sells optical semiconductor elements. The Imaging Measurement Equipment segment manufactures and sells image processing and measuring devices. The Company also engages in semiconductor laser-related businesses and hotel businesses.
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