Company Profile Welcome SUMITA Optical Glass has built up a solid record of technical achievement since 1953. For over half a century we have created technological breakthroughs in optical glass, fiber optics and functional glass products. And we have managed to keep ourselves, and, most importantly our customers at the cutting edge. At SUMITA we know, the quintessence for the development of new technology is not technology itself, it’s an open mind. A free-thinking approach. And a flexible attitude. This is the only way to respond to a highly dynamic market with tremendous diversification and highest demands on purity, precision and performance. And with this approach we are offering a sustainable partnership for future markets. A diverse pipeline of innovations for future technologies. A customizable package of solutions for future developments. In short, we are creating the big picture. And we are creating it together. With you, our partners and customers.