RIO Lasers is the leading global supplier of single frequency narrow linewidth semiconductor lasers, modules and subsystems for the markets of clean energy, security, oil & gas and test & measurements. Based on proprietary planar external cavity laser technology, our PLANEX™ products at 1550nm & 1064nm offer ultra-low noise, unparalleled wavelength stability, small size, and Telecom grade lifetime reliability all at affordable prices for demanding applications such as DAS and DTSS Fiber Optic Sensing.

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