Sigma Koki Co., Ltd.

Many of today's consumer products, including CD/DVD players, laser printers, bar-code readers, and laser processing equipment, incorporate laser optics technologies to transfer information or energy.

Sigma Koki designs, manufacturers, and sells various elements for these optical products, as well as elements used in product development and in basic research on operating principles.

Sigma Koki's laser-integrated systems are backed by superb manufacturing technologies cultivated through the development of optical elements and extensive experience in laser optics. Our high-quality systems are widely used in numerous fields for research, development, and industrial applications.