Product introductionThe KY-OS-DFB-XX series multi-channel DFB laser source adopts high-performance DFB laser, uniquely designed ATC&APC circuit and isolation control to ensure extremely high power and wavelength stability. Wavelengths are available in O, C and L band, using polarization-maintaining fiber output. This product is widely used in fiber component testing, optical fiber sensing system, CWDM and DWDM system testing and other fields.Key Featuresl Optional ITU wavelengthl Output power 20Mwl Multiple channels are optionall Line width 200K,2M optionall Built-in optical isolatorl Polarization-maintaining fiber outputl Desktop packageApplicationsl DWDM optical fiber communication systeml Optical fiber sensing systeml Micro...