Request InfoNKT Photonics A/SThe Adjustik E15-4 four-wavelength fiber laser operates in the C-band or in the 1.0- to 1.2-µm range. This laser system from Koheras A/S has controls for laser pumping and wavelength tuning and locking. It can be custom-designed with 100- or 200-GHz channel spacing and offers linewidths down to 1 kHz. Available with polarization-maintaining output, the laser is suitable for high-resolution spectroscopy, sensor interferometry and metro WDM networks.See full productRelated content from Photonics MediaPRODUCTSPhotonics.com 3/9/2023Multi-Band Light SourceFurukawa’s ultra-small narrow linewidth tunable light source supports the super C-band and L-band in addition to the current C-band. 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