Optical fiber Current Sensor(OCS) utilizing the Faraday effect measures power electric A.C current.
The OCS has the following features, Compact and weight light, Easy to install, High insulation property, Immune from electromagnetic noise, Measurement of large current, High-speed response, Long distance signal transmission.

The OCT gets the adoption in various fields such as the electric power, cars, and railways.

The OCT includes the following technologies, polishing, optical thin film, and precise Assembling.