Adamant Namiki Precision Jewel Co., Ltd.

Founded in 1957, Adamant Namiki Precision Jewel supplies the optical communication industry with fine-precision products processed at submicron levels. Leveraging its strength in ICT (Information and Communication Technology), the company offers a wide range of essential networking products, such as ferrules and sleeves, which are critical and indispensable to optical networks. Adamant’s portfolio of products and services spans fiber-optic components, optical fiber current sensors and MEMS Optical Devices.