TDI Co., Ltd.is a Korean company specialized in designing and manufacturing remote optical measurement systems and solutions, not just a simple assembly company that completes the last housing with the optical core engine.

Our main product is optical fiber sensor system. It is a technology to remotely measure various physical quantities such as loss, temperature and strain by analyzing the backscattering light coming back after entering the laser into the optical fiber, and it is widely applied to telecommunication, defense and disaster prevention fields.


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