LICOM™" is a trademark of NISSEI's optical fiber products. Other than silica glass fiber products, we have developed various products produced from compound glass fiber and plastic fiber. By using those fibers, we also produce light sensors, light guides for illumination, various light-sources boxes, etc with excellent characteristics for heat-resistance and chemical resistance. Nissei continues to make breakthroughs in the fields of optical communication (eg. data communication fiber, picture transmission fiber, etc.), medical devices (eg. laser-beam transmission fiber, etc.), and high-precision processing (eg. semiconductor laser sources, etc.).