OptoSigma is a leading global manufacturer of Optical Systems, Optical Assemblies, Optical Coatings, Opto-Mechanics, Manual and Motion Control Stages, and a variety of complimentary Photonics products. With over 19,000 standard items, we provide a wide range of high-quality products and we also manufacture custom solutions to support various industries including Life Sciences, Bio-Medical, Semiconductor, Displays, Research, Telecommunications, Aerospace and Defense.

“OptoSigma” was born in 1995 as a California Corporation as a subsidiary of SigmaKoki Co., Ltd., Tokyo Japan. SigmaKoki was born in Japan in 1977. Today, OptoSigma is our global brand name with affiliates in France, Germany, Singapore and China. Together we are known as, “The SigmaKoki Group” and we have over 40-years of experience and counting.

OptoSigma Southeast Asia Pte Ltd which is located in Singapore Science Park I has been established since April 2019. It support industrial and institution customers in Southeast Asia countries - Singapore , Malaysia, Thailand. Vietnam and Indonesia.