Business domain

Electron Tube Division

The principal line of business in this division is the development, manufacturing and marketing of optical sensors, as epitomized by our high-speed, high-sensitivity photomultiplier tubes, as well as various kinds of light sources (lamps).

Solid State Division

The principal line of business in this division is the development, manufacturing and marketing of photodiodes, photo ICs, image sensors and other opto-semiconductor elements.

Systems Division

The principal line of business in this division is the development, manufacturing, and sales of specialized systems that are optimum for industrial and research uses in the fields of life science, semiconductors and medical care.

Laser Group & Business Promotion Project

The principal line of business in this group is the development, manufacturing and marketing of high-power semiconductor lasers.

Central Research Laboratory

The Central Research Laboratory engages in a broad spectrum of research projects, including fundamental research in pursuit of the true nature of light, and applied research in industrial applications in which the technology and knowledge gained through that fundamental research can be put to work.


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