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Santur Corporation is a leading vertically integrated manufacturer of high-performance tunable lasers for metro and long-haul WDM systems. The Company's patented DFB-array technology enables the fabrication of broadly tunable sources at the same performance and costs as fixed wavelength sources. Santur's products have set a new standard in the industry with their unique combination of high-power achieved without the use of a semiconductor optical amplifier (SOA), wide tunability with no possibility of mode hops, stability in harsh environments, Telcordia GR-468 reliability and low cost.