Featuresl ITU-T wavelengthl Low phase noisel Narrow Linewidth: l Optical power: Max.20dBml Low RIN noise: -165dBc/Hz @100KHzl Frequency modulation range: 5GHzl PM fiber pigtaill Easy to useApplicationl Distributed fiber Acoustic Sensing systeml LIDARl Test & Measurementl Seed source for fiber lasersIntroductionKY-CTM-xx narrow linewidth tunable single-frequency laser module is used for the Coherent LIDAR, using an unique the semiconductor external cavity structure. The typical output bandwidth is less than 20KHz linewidth and narrow linewidth FM laser module, with ultra-low RIN noise and excellent Frequency modulation performance, is now widely used in vehicle-mounted lidar and optical fiber sensing detection system....